url stringlengths 14 2.42k | text stringlengths 100 1.02M | date stringlengths 19 19 | metadata stringlengths 1.06k 1.1k |
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https://ankplanet.com/physics/magnetism/alternating-current/mean-value-of-ac/ | # Mean Value of AC
The magnitude and direction of alternating current continuosly vary with time. The alternating current is positive during the positive half cycle $\left(0\text{ to }\frac{T}{2}\right)$ and negative during the negative half cycle $\left(\frac{T}{2}\text{ to }0\right)$. Hence, the average or mean valu... | 2022-11-29 00:47:39 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 2, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://tex.stackexchange.com/questions/354770/place-text-at-a-defined-vertical-position-on-the-side-of-a-figure?noredirect=1 | # Place text at a defined vertical position on the side of a figure
I want to insert text in a defined (= set with a number, not just "bottom", "center" or "top") vertical position at the side of a figure. I managed to insert text at the side, but I can't figure out how to set the vertical position. Ideally, I would l... | 2020-01-19 13:15:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.cureffi.org/2012/08/27/fastqc-for-large-numbers-of-samples/ | Suppose you’re analyzing exome data, all the way from FASTQ files as your starting point. Guides such as the how-to at seqanswers will suggest that somewhere near the beginning of your pipeline you should do some quality control on the FASTQ files themselves. Of course, after you align your reads to a genome you will... | 2019-08-18 15:15:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://underactuated.mit.edu/policy_search.html | # Underactuated Robotics
Algorithms for Walking, Running, Swimming, Flying, and Manipulation
Russ Tedrake
© Russ Tedrake, 2020
How to cite these notes | Send me your feedback
Note: These are working notes used for a course being taught at MIT. They will be updated throughout the Spring 2020 semester. Lecture vi... | 2021-01-21 20:33:35 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://gamedev.stackexchange.com/questions/125402/how-to-access-a-prefabs-boolean-property-through-collision-with-the-same-prefa | # How to access a prefab's boolean property through collision (with the same Prefab but different Instance)?
I am a trying to recreate the first stage of Super Mario Brothers, but I am having a bit of trouble with the collision system between Koopa Shells. I have written two different scripts in hopes to achieve this:... | 2019-08-26 10:05:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://consumedbywanderlust.wordpress.com/2011/05/25/this-is-your-brain-this-is-your-brain-on-infinity-any-questions/ | # This Is Your Brain. This Is Your Brain On Infinity. Any Questions?
Happy Geek/Nerd Pride Day. Happy World Planking Day. Oh ya, and Happy Towel Day. So much to celebrate, so little time.
Anyway, as I mentioned in yesterday’s post (here), today is a triple threat of nerdiday goodness. To celebrate, I present to you t... | 2017-08-19 05:28:50 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 10, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://math.stackexchange.com/questions/3102465/showing-that-gt-subseteq-fi-subseteq-overlinegt-where-gx-y-fra/3102522 | # Showing that $g(T)\subseteq f'(I) \subseteq\overline{g(T)}$ where $g(x,y) = \frac{f(x) - f(y)}{x-y}$
I'm trying to solve a three part exercise.
The first part asks me to show that the set $$T=\{(x,y)\in I\times I : x < y\}$$, where $$I$$ is just some open interval in $$\mathbb{R}$$ is connected.
I've done this by ... | 2019-05-24 12:54:24 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/calculus/16852-differentiate-trig-function.html | Math Help - differentiate the trig function
1. differentiate the trig function
I need to differentiate this function:
secx^2-tanx^2+cosx. these are my steps:
f'(x)= secx^2*tanx^2-secx^2-sinx and do not know how to finish this but i know the first two terms are suppose to cancel. the answer is suppose to be -sin x.
A... | 2016-06-28 23:55:02 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 10, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://www.emis.de/classics/Erdos/cit/45405038.htm | ## Zentralblatt MATH
Publications of (and about) Paul Erdös
Zbl.No: 454.05038
Autor: Babai, Laszlo; Erdös, Paul; Selkow, Stanley M.
Title: Random graph isomorphism. (In English)
Source: SIAM J. Comput. 9, 628-635 (1980).
Review: A straightforward linear time canonical labeling algorithm is shown to apply to almo... | 2014-09-16 23:31:28 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.zonca.dev/posts/2020-09-04-unit-conversion-broadband-foregrounds | # Unit conversion with broadband detectors looking at foregrounds
cosmology
Published
September 4, 2020
import healpy as hp
import numpy as np
import matplotlib.pyplot as plt
from pysm3 import units as u
import pysm3 as pysm
%matplotlib inline
np.random.seed(4)
nside = 128
dip = hp.synfast([0,1], lmax=1, nside=nside... | 2022-11-27 01:30:55 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://vismor.com/documents/network_analysis/matrix_algorithms/S6.SS2.php | # 6.2 LU Factor Update
Similar algorithms exist for updating LU decompositions of A. If U is upper triangular and L is unit lower triangular, an element uij from U is related to the elements $u^{\prime}_{ij}$ and $d^{\prime}_{i}$ of the LDU decomposition as follows.
$u_{ij}=u^{\prime}_{ij}d^{\prime}_{i}$ (50)
The r... | 2017-04-30 10:58:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 27, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://mathematica.stackexchange.com/questions/73249/barlegend-rasterized-in-emf-and-eps-export | # BarLegend rasterized in EMF and EPS export
A while ago you guys gave me a splendid workaround to the rasterization bug in exported BarCharts.
Now I noticed that the workaround is not working for BarLegends. My problem is, that
legend = BarLegend["Rainbow"]
Export["E:\\test.emf", legend];
produces a clearly rast... | 2021-08-05 01:16:42 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gamedev.net/forums/topic/617434-sopa/ | Followers 0
# SOPA
## 61 posts in this topic
Forgive me if SOPA has already been beaten to death on these forums.. I did a search and didn't come up with much (which seemed a bit surprising to be honest!), but I think that this is an important topic that deserves to be discussed.
I'm all for what the bill's origina... | 2017-07-25 04:51:03 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-simplify-6-5t-2-2-3t | # How do you simplify 6/(5t^2)-2/(3t)?
Apr 26, 2017
See the solution process below:
#### Explanation:
To add or subtract fractions, each fraction must be over a common denominator. For this problem the common denominator is:
$15 {t}^{2}$
We need to first multiply each fraction by the appropriate form of $1$ to pu... | 2021-12-07 14:07:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 5, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.cut-the-knot.org/Probability/TwoBallsOutOfFour.shtml | Two Balls Out Of Four
Solution 1
After the event $W_1$ took place, the urn contains $1$ white ball and two black balls. Thus $\displaystyle P(W_2|W_1)=\frac{1}{3}.$
The same is true of $P(W_1|W_2).$ To see that, assume the sequence of events is as follows: draw a ball blindly, place it aside, draw another ball and c... | 2018-05-25 23:42:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.libretexts.org/Bookshelves/Applied_Statistics/Book%3A_Answering_Questions_with_Data_-__Introductory_Statistics_for_Psychology_Students_(Crump)/09%3A_Factorial_ANOVA/9.09%3A_Factorial_summary | # 9.9: Factorial summary
We have introduced you to factorial designs, which are simply designs with more than one IV. The special property of factorial designs is that all of the levels of each IV need to be crossed with the other IVs.
We showed you how to analyse a repeated measures 2x2 design with paired samples-t... | 2023-01-31 00:11:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://homework.cpm.org/category/CC/textbook/cca2/chapter/9/lesson/9.2.1/problem/9-53 | ### Home > CCA2 > Chapter 9 > Lesson 9.2.1 > Problem9-53
9-53.
Solve the system of equations below.
$8x - 3y - 2z = -8$
$-2x + 8y + 7z = 26$
$4x + y - 5z = 23$
Multiply the second equation by $4$ and add to the first.
$29y + 26z = 96$ (Equation #$4$)
Multiply the second equation by $2$ and add to the third.
$17y... | 2023-02-05 05:28:07 | {"extraction_info": {"found_math": true, "script_math_tex": 19, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://labs.tib.eu/arxiv/?author=P.G.%20Jones | • The ALICE Collaboration has measured inclusive J/psi production in pp collisions at a center of mass energy sqrt(s)=2.76 TeV at the LHC. The results presented in this Letter refer to the rapidity ranges |y|<0.9 and 2.5<y<4 and have been obtained by measuring the electron and muon pair decay channels, respectively. Th... | 2020-12-06 02:02:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://brant.brainnetome.org/en/latest/FC_ROI_Calculation.html | # ROI Calculation¶
With a predefined atlas-like ROI file and a descriptive number-label table, the current function can extract mean time series from ROIs and voxels, and calculate Pearson’s correlation as well as its Fisher-z transform. An option is provided to calculate partial correlation between each pair of ROIs,... | 2018-10-17 18:35:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/is-this-a-matrix-or-inequality/ | # Is this a matrix or inequality?
Level pending
Given the $$50 \times 50$$ array $$(a_{ij})_{ij}$$ with $$a_{ij} = i+j-1$$, let the smallest product of the $$50$$ elements of the array, under the condition that no two lie on the same row or column, be $$\mathfrak{C}$$.
Evaluate $$v_5(\mathfrak{C})$$, which basically... | 2017-07-27 22:47:32 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.semanticscholar.org/paper/The-largest-(k%2C-l)-sum-free-subsets-Jing/550ffc9b5034418617654354292af4a10edcd554 | The largest (k, l)-sum free subsets
@article{Jing2020TheL,
title={The largest (k, l)-sum free subsets},
author={Yifan Jing},
journal={arXiv: Combinatorics},
year={2020}
}
• Yifan Jing
• Published 2020
• Mathematics
• arXiv: Combinatorics
Let $\mathscr{M}_{(2,1)}(N)$ denotes the infimum of the size of the largest sum-f... | 2021-06-23 12:32:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/riemannin-generalization-of-the-taylor-expansion.830087/ | # Riemannin generalization of the Taylor expansion
Tags:
1. Aug 30, 2015
### shooride
I thought about the Taylor expansion on a Riemannian manifold and guess the Taylor expansion of $f$ around point $x=x_0$ on the Riemannian manifold $(M,g)$ should be something similar to:
$f(x) = f(x_0) +(x^\mu - x_0^\mu) \partial_... | 2018-05-26 17:57:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://en.wikipedia.org/wiki/Cylindrical | # Cylinder (geometry)
(Redirected from Cylindrical)
A right circular cylinder with radius r and height h.
A cylinder (from Greek κύλινδρος – kulindros, "roller, tumbler"[1]) is one of the most basic curvilinear geometric shapes, the surface formed by the points at a fixed distance from a given straight line, the axis... | 2016-02-06 16:43:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 22, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://math.stackexchange.com/questions/62560/does-every-lebesgue-measurable-set-have-the-baire-property | # Does every Lebesgue measurable set have the Baire property?
Title says it all, so I'll just repeat it: Does every Lebesgue measurable set have the Baire property?
-
No. (assuming choice, so that there are some sets without the Baire property).
Some hints: Any set with the property of Baire which is not meager, ha... | 2015-07-07 13:23:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://elementaryos.stackexchange.com/questions/13939/screen-doesnt-turn-off-after-firmware-upgrade | # Screen doesn't turn off after firmware upgrade
I've always been able to turn the screen off by lowering the screen brightness. The last step would turn the screen off.
But since I recently did a firmware upgrade using fwupdmgr this doesn't work anymore. The screen's brightness simply goes one level lower.
UEFI-124... | 2021-04-22 14:34:49 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://physics.stackexchange.com/questions/259302/how-can-time-be-a-dimension-when-it-is-relative | # How can time be a dimension when it is relative? [closed]
I understand that by definition dimension is defined by just another coordinate to pin-point something in space-time. Therefore we need to know not only where but when. At the same time, this somehow over the time changed to imply that there's a "copy" of uni... | 2019-08-18 01:10:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3136910/using-lagrange-error-with-cosx | # Using Lagrange Error with cos(x)
I attempted to solve this problem:
Determine the values of $$x$$ for which the function can be replaced by the Taylor polynomial if the error cannot exceed $$0.001$$.
$$f(x)=\cos(x)\approx 1-\frac{x^2}{2!}+\frac{x^4}{4!}$$
I thought this equation went to $$n=4$$, so when using Lag... | 2022-09-24 16:16:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathematica.stackexchange.com/questions/8108/datelist-not-using-current-year-when-a-year-is-not-specified/16045 | # DateList not using current year when a year is not specified
According to the documentation when using DateList but not giving it a year it should use the current year. It is not doing that for me. Instead it uses 1900. Evaluating the example in the documentation:
DateList[{"2/15", {"Month", "Day"}}]
results in
... | 2016-02-11 04:29:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://wiki.stat.ucla.edu/socr/index.php?title=AP_Statistics_Curriculum_2007_Bayesian_Gibbs&diff=prev&oldid=9072 | AP Statistics Curriculum 2007 Bayesian Gibbs
(Difference between revisions)
JayZzz (Talk | contribs)
(New page: Gibbs sampling is an algorithm to generate a sequence of samples from the joint probability distribution of two or more random variables. The purpose of this sequence is to approximate the...)
Revision as o... | 2022-09-28 04:08:17 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://math.fudan.edu.cn/Show.aspx?info_lb=765&info_id=5973&flag=527 | 报告题目： Decomposition of random times, application to default times 报 告 人： Monique JEANBLANC 报告人所在单位： 法国Evry大学 报告日期： 2018-10-10 星期三 报告时间： 11:00-12:00 报告地点： 光华东主楼2001 报告摘要： We provide a general model of default time, extending the models of Jiao and Li (modelling sovereign risks) and Gehmlich and Schmidt (dynamic defaulta... | 2019-05-24 13:19:58 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://talkstats.com/threads/statistical-significance-of-the-mean-of-a-mean-of-a-mean.58420/ | # statistical significance of the mean of a mean of a mean
#### gabboshow
##### New Member
Considering the picture below
each values X could be identified by the indeces X_g_s_d_h
g = group g=[1:5]
s = subject number (variable for each g)
d = day number (variable for each s)
h = hour h=[1:24]
so X_1_3_4_12 means t... | 2020-09-22 15:38:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://2021.help.altair.com/2021.2/feko/topics/feko/user_guide/appendix/editfeko_cards/control/card_of_feko_r.htm | # OF Card
This card specifies an offset for the origin of the coordinate system for near and far field calculations. It also facilitates using only a part of the structure through label selection when calculating fields.
On the Request tab, in the Solution requests group, click the Request options (OF) icon.
## Par... | 2023-04-02 08:41:49 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 3, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://datascience.stackexchange.com/questions/85160/linear-regression-using-math-or-machine-learning-why-even-use-machine-learning | Linear regression using math or machine learning? Why even use machine learning for this?
I have studied statistical math and is now taking a course in machine learning. The first example the teacher talked about is how to find a linear trend line using machine learning. Why would anybody do that? In my statistical co... | 2021-05-17 14:07:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.logic.univie.ac.at/2013/Talk_12-12_a.html | # 2013 seminar talk: Topological semigroups: embeddings and Čech-Stone compactifications
Talk held by Oleg Gutik (Ivan Franko National University of Lviv, Ukraine) at the KGRC seminar on 2013-12-12.
### Abstract
The problem of an embedding of some (topological) semigroups into compact-like topological semigroups wil... | 2017-12-12 14:15:01 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://4woodfloors.net/concrete-floor/trowel-finish-concrete-floor | # Trowel Finish Concrete Floor
Find Latest trowel finish concrete floor Ideas. We offer the best selection of trowel finish concrete floor on 4woodfloors.net.
I will share about Trowel Finish Concrete Floor For you.
Let see this pictures Of trowel finish concrete floor :
trowel finish concrete floor image
trowel f... | 2018-10-23 04:59:54 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.gradesaver.com/textbooks/math/calculus/calculus-3rd-edition/chapter-8-techniques-of-integration-8-2-trigonometric-integrals-exercises-page-403/53 | # Chapter 8 - Techniques of Integration - 8.2 Trigonometric Integrals - Exercises - Page 403: 53
$$\ln \left(1+\sqrt{2}\right)$$
#### Work Step by Step
\begin{align*} \int_{0}^{\pi/4}\frac{dx}{\cos x}&=\int_{0}^{\pi/4}\sec xdx\\ &=\ln |\sec x+\tan x|\bigg|_{0}^{\pi/4}\\ &= \ln \left(1+\sqrt{2}\right) \end{align*}
A... | 2021-04-21 19:52:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://electronics.stackexchange.com/questions/324980/bjt-switch-design-question/324987 | # BJT Switch Design question
Ok so I am revising some transistors and I came across using BJT as a switch, so I decided to design a simple circuit to control an LED. I want someone to kindly check the steps that I followed and offer any suggestion, corrections or improvements that can be made.
The LED needs 20mA for ... | 2020-03-30 01:40:48 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://blog.shahadmahmud.com/label-smoothing/ | # What is Label Smoothing in Machine Learning?
Nowadays for a lot of tasks, we are using deep neural networks or deep learning. While working with deep learning very often we face situations like overfitting and overconfidence. Overfitting is relatively well studied and can be tackled with several strategies like drop... | 2022-01-22 19:59:42 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/discrete-math/135830-number-subgraphs-complete-graph.html | # Math Help - number of subgraphs in a complete graph
1. ## number of subgraphs in a complete graph
what is the number of subgraphs of the complete graph $K_n$ and the complete bipartite graph $K_r,_s$
2. Originally Posted by sbankica
what is the number of subgraphs of the complete graph $K_n$ and the complete bipar... | 2014-04-23 18:09:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 12, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://robotics.stackexchange.com/questions/10833/pitch-angle-is-either-90-or-90 | # Pitch angle is either +90° or -90°
Not exactly a robotics based question but mechanics is involved. I have a wearable device that gives output in Quaternions which I can read serially via Labview. My task is to develop a threshold based fall detection system based on these values which I am not familiar with.
Here ... | 2019-10-16 06:42:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathematica.stackexchange.com/questions/164775/how-to-plot-periodic-functions-that-are-defined-over-a-specific-region | # How to plot periodic functions that are defined over a specific region
Let's say I've the following function (that is also periodic over the rest of the region I did not define):
$$\begin{cases} 4\sin\left(2x\right)\space\space\space\space\space\space\space\space\space\text{when}\space0\le x<\pi\\ \\ 4\exp\left(-2x... | 2019-12-12 11:55:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://dsp.stackexchange.com/questions/16304/normalisation-of-delay-addition-comb-filter-implementation | Normalisation of delay-addition comb filter implementation
I'm trying to write a tempo detection algorithm for analysis of audio samples. I'm roughly following the approach described in Scheirer, the first stages of which give me some very nice beat onset plots, which I'm happy are correct. The next stages involve the... | 2019-11-13 22:07:28 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://math.stackexchange.com/questions/118591/differentiability-in-multivariable-calculus | Differentiability in multivariable calculus
Define function $f: \mathbb{R} ^3 \to \mathbb{R}$ as $$f(x,y,z) = x^4 + y^4 + z^4 - 4xyz$$ Show that $f$ is differentiable at the point $(1,1,1)$.
Solution: I thought about using the good old $$\lim _{\bf{h} \to \bf{0}} \frac{|f(\bf{a}+\bf{h}) - f(\bf{a}) - \nabla f(\bf{a})... | 2014-08-21 18:17:45 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.daniweb.com/programming/software-development/threads/411468/processing-large-quantities-of-html-files | Hello,
I'm manipulating large quantities of HTML files (about 2000). I'm new with Python, and would appreciate any help.
For example, I want to delete the lines that contain "embed_music" in all the files, or change all instances of the word "Paragraph" to "Absatz".
This is my pseudo-code:
open target folder of htm... | 2017-06-28 14:18:49 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3098594/about-theorem-4-17-on-p-90-in-principles-of-mathematical-analysis-3rd-edition | # About Theorem 4.17 on p.90 in “Principles of Mathematical Analysis 3rd Edition” by Walter Rudin.
On p.90 in "Principles of Mathematical Analysis 3rd Edition" by Walter Rudin.
Theorem 4.17
Suppose $$f$$ is a continuous 1-1 mapping of a compact metric space $$X$$ onto a metric space $$Y$$. Then the inverse mapping $$... | 2019-05-20 21:32:27 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://elearning.di.unipi.it/mod/resource/view.php?id=3793&lang=en | ## Equality Constrained Quadratic Programs and the Projected Gradient Method (Antonio Frangioni)
First steps in constrained optimization algorithms. Equality constrained quadratic programs. The projected gradient method: general case and box constrained case. Behavior of the MATLAB implementation. | 2019-06-25 20:17:04 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://ncatlab.org/nlab/show/multi-adjoint | category theory
## Idea
A multi-adjoint is like an adjoint functor but sends each object to a family of objects rather than a single one.
## Definition
###### Definition
Let $G \colon D\to C$ be a functor. We say $G$ has a left multi-adjoint if for each $x \in C$ there is a family of morphisms $\{\eta_{x,i} \colon... | 2021-11-30 03:54:14 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 21, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://electronics.stackexchange.com/questions/199474/one-action-per-switch-press-with-microcontroller | # One action per switch press with microcontroller
I've been trying to find out a way for quite a while now on how to have a momentary switch only latch for a short time, and then unlatch. I can't seem to wrap my head around what to do. If this helps, I was going to work on a laser tag gun, so when the trigger is pres... | 2022-12-08 03:46:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://docs.ergoplatform.com/dev/protocol/tx/validation/ | # Validation
### Transaction Validation Rules#
We split the validation of a single transaction into two stages. There are $$stateless checks$$ which could be done by the transaction only being presented. Stateful checks require knowledge of the current state, in the form of the whole UTXO set or a part of it, namely ... | 2023-03-26 14:46:39 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://nebusresearch.wordpress.com/tag/jumble/ | ## Reading the Comics, January 14, 2017: Maybe The Last Jumble? Edition
So now let me get to the other half of last week’s comics. Also, not to spoil things, but this coming week is looking pretty busy so I may have anothe split-week Reading the Comics coming up. The shocking thing this time is that the Houston Chroni... | 2017-03-23 14:10:22 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 4, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/linear-approximation-2/ | # Linear Approximation 2
Computer Science Level 3
This is sequence to my previous problem.
Make sure you attempt it first to get familiar with the terms.
Approx the value of $$f(4)$$ using step size of $$0.2$$, given you know the following regard a function $$f$$-
$f(2) = 4$
and
$f'(x) = 2 \times x - 7$
Round o... | 2016-10-23 01:31:27 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.groundai.com/project/local-exponential-h2-stabilization-of-a-2x2-quasilinear-hyperbolic-system-using-backstepping/ | Local Exponential \mathbf{H^{2}} Stabilization of a \mathbf{2\times 2} Quasilinear Hyperbolic System using Backstepping This work is an extension of the paper of the same title presented at the 2011 CDC-ECC conference.
# Local Exponential H2 Stabilization of a 2×2 Quasilinear Hyperbolic System using Backstepping 1
##... | 2020-01-25 03:29:00 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.physicsforums.com/threads/suns-height-above-the-horizon.206426/ | # Homework Help: Sun's height above the horizon
1. Dec 29, 2007
### Irid
Hi,
I'm working on a lengthy problem, and one part asks to find the height of the Sun above the horizon as a function of time. I came up to this solution:
$$\tan (\theta+h) = \frac{\cos (\omega t)}{\tan \phi}$$
where $$\theta$$ is Sun's heigh... | 2018-08-21 18:18:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-implicitly-differentiate-y-3-x-2-y-x-2-3y-2 | # How do you implicitly differentiate y^3+x^2-y/x^2-3y^2?
Jun 24, 2018
The answer is $= \frac{2 \left({x}^{4} + y\right)}{x \left(3 {x}^{2} {y}^{2} - 1 - 6 {x}^{2} y\right)}$
#### Explanation:
Let
$f \left(x , y\right) = {y}^{3} + {x}^{2} - \frac{y}{x} ^ 2 - 3 {y}^{2}$
Then the partial derivatives are
$\frac{\p... | 2021-06-25 03:43:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 7, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.r-bloggers.com/2019/06/learning-r-permutations-and-combinations-with-base-r/ | Want to share your content on R-bloggers? click here if you have a blog, or here if you don't.
The area of combinatorics, the art of systematic counting, is dreaded territory for many people so let us bring some light into the matter: in this post we will explain the difference between permutations and combinations, w... | 2021-04-14 17:09:14 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/117950/how-can-i-interpret-a-plot-of-trimming-percentage-vs-trimmed-mean | # How can I interpret a plot of trimming percentage vs. trimmed mean?
For part of a homework question, I was asked to calculate the trimmed mean for a dataset by deleting the smallest and largest observation, and to interpret the result. The trimmed mean was lower than the untrimmed mean.
My interpretation was that t... | 2020-01-24 04:24:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/a-problem-by-kaleem-ka-22/ | A geometry problem by Kaleem Kħặŋ
Geometry Level 2
Find the area of the shaded region to 2 decimal places.
(Take $\pi = 3.142$.)
× | 2019-10-20 12:37:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 1, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3675944/fourier-transform-complex-or-real | # Fourier Transform : complex or real?
Consider a function $$f\in L^1(R)$$, and its Fourier transform :
$$\mathcal{F}[f](k)=\frac{1}{\sqrt{2\pi}}\int_{-\infty}^{\infty}e^{iks}f(s)ds$$
I would like to know if $$k$$ is a complex number or if it is real. Thank you,
• It is real. That way you can be sure the integral a... | 2023-01-31 01:16:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.ams.org/cgi-bin/bookstore/booksearch?fn=100&pg1=CN&s1=Teschl_G&arg9=G._Teschl | New Titles | FAQ | Keep Informed | Review Cart | Contact Us Quick Search (Advanced Search ) Browse by Subject General Interest Logic & Foundations Number Theory Algebra & Algebraic Geometry Discrete Math & Combinatorics Analysis Differential Equations Geometry & Topology Probability & Statistics Applications Ma... | 2016-04-29 01:23:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.zbmath.org/?q=an%3A0571.14020 | # zbMATH — the first resource for mathematics
Decomposition of toric morphisms. (English) Zbl 0571.14020
Arithmetic and geometry, Pap. dedic. I. R. Shafarevich, Vol. II: Geometry, Prog. Math. 36, 395-418 (1983).
[For the entire collection see Zbl 0518.00005.]
This paper contains an interesting application of Mori’s th... | 2021-09-21 07:30:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://district.eastchesterschools.org/m2/mod/forum/discuss.php?d=632 | News and Announcements
Science Scholar
Science Scholar
Eastchester High School Senior Maho Toyomura has been named one of the country's top scientists in the 79th Regeneron Science Talent Search.
Toyomura is one of 300 students nationwide and 33 students from Westchester County to receive this distinction. Regenero... | 2020-07-14 00:35:42 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://en.m.wikisource.org/wiki/1911_Encyclop%C3%A6dia_Britannica/Grass_and_Grassland | # 1911 Encyclopædia Britannica/Grass and Grassland
Grass and Grassland by Primrose McConnell
GRASS AND GRASSLAND, in agriculture. The natural vegetable covering of the soil in most countries is “grass” (for derivation see Grasses) of various kinds. Even where dense forest or other growth exists, if a little daylight ... | 2021-04-19 00:37:13 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 1, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://ndl.iitkgp.ac.in/document/RWhvdjcwams4cU5LZVhWTDNKbXVDMk1ObHFzQVY0aWlHbTN0Y2oxUFBhbnZmUWt1U3V3Zm44UGpGVmJRb24waQ | Motion of an impurity particle in an ultracold quasi-one-dimensional gas of hard-core bosonsMotion of an impurity particle in an ultracold quasi-one-dimensional gas of hard-core bosons
Access Restriction
Open
Author Girardeau, M. D. ♦ Minguzzi, A. Source arXiv.org Content type Text File Format PDF Date of Submission... | 2020-09-21 07:29:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math1.skku.ac.kr/home/pub/253/ | # Ch-3-Prob-6-New-황성빈
## 2285 days ago by matrix
#elementary_matrix=matrix([[1,0,0,0,0], [0,1,0,0,0],[0,0,1,0,0],[0,0,0,1,0],[0,0,0,0,1]]) E1=elementary_matrix(5, row1=1, row2=4) E2=elementary_matrix(5, row1=0, scale=1/4) E3=elementary_matrix(5, row1=4, row2=1, scale=-7) print "E1 =" print E1 print print "E2 =" print... | 2022-06-29 09:27:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.homebuiltairplanes.com/forums/members/jonmiller284.105885/recent-content | # Recent content by JonMiller284
1. ### CriCri MC-15 in NZ
How’s your canopy construction going shannon??
2. ### CriCri MC-15 in NZ
maybe a friendly airline pilot could help get one over the pond if I knew one that is…
3. ### CriCri MC-15 in NZ
the company Starplast in France quoted me $5000 usd just for one canopy... | 2021-10-27 01:02:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/241365/measurability-of-a-random-variable-coming-from-a-s-equivalence | # measurability of a random variable coming from a.s. equivalence
Suppose you have a random variable $X_1:\Omega \to \mathbb{R}$, which is $\mathcal{F}$ measurable and a random variable $X_2:\Omega \to \mathbb{R}$, which is $\mathcal{F}_t$ measurable with $\mathcal{F}_t\subset \mathcal{F}$, where $(\mathcal{F}_t)$ is ... | 2014-03-11 12:10:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.ideals.illinois.edu/handle/2142/51223 | Files in this item
FilesDescriptionFormat
application/pdf
MI08_Presentation.pdf (8MB)
PresentationPDF
application/pdf
MI08_Abstract.pdf (25kB)
AbstractPDF
text/plain
MI08_Abstract.txt (3kB)
AbstractText file
Description
Title: Perturbation Facilitated Optical Optical Double Resonance Investigation Of The Quin... | 2021-01-17 03:37:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mablecare.co.uk/all-in-pgxzapm/add-subtract-multiply-complex-numbers-calculator-ffaefb | Display Armstrong Number Between Two Intervals. Integers, decimals or scientific notation. Free inequality solver, FRACTION AND DECIMAL FORMULAS, triangular numbers powerpoints, balancing chemical equations worksheet simple, free aptitude tutorials online. To understand this example, ... Add Complex Numbers by Passing ... | 2021-10-17 18:33:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1894080/propositional-logic-p-%E2%88%A7-q-%E2%86%92-r-%E2%8A%A2-p-%E2%86%92-r-%E2%88%A8-q-%E2%86%92-r | # Propositional Logic: (p ∧ q) → r ⊢ (p → r) ∨ (q → r)
Is this proof correct?
(p ∧ q) → r ⊢ (p → r) ∨ (q → r)
1. (p ∧ q) → r
2. ¬(p ∧ q) ∨ r
3. ¬p ∨ ¬q ∨ r
4. ¬p ∨ (q → r)
5. ¬p ∨ (q → r) ∨ r
6. ¬p ∨ r ∨ (q → r)
7. (p → r) ∨ (q → r)
• Why the votes to close? The post has been edited by the OP, perhaps improved follo... | 2019-08-17 18:02:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.mit.edu/classes/18.305/2019fa/problemsets.html | # Problem Sets
## Problem Set 1 (due Sep. 9, Mon)
1. Chapter 1, Prob 1a, 1b;
2. Chapter 1, Prob 2b, 2d, 2e.
## Problem Set 2 ( due Sep 16, Mon)
1. Consider the Laplace equation which holds in a two dimensional strip:
$(\dfrac{\partial^{2}}{\partial x^{2}}+\dfrac{\partial^{2}}{\partial y^{2}})u(x,y)=0,$ $-\infty$ <... | 2020-01-21 02:50:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.c82.net/iconography/mathematics | Iconographic Encyclopædia
Mathematics & Astronomy
Mathematics
Mathematics
Mathematics is the science which treats of quantity and of the various forms and combinations of magnitudes.
The idea of magnitude applies to everything which either actually or abstractly admits of increase or diminution. Mathematics is divi... | 2023-02-05 21:27:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://quant.stackexchange.com/tags/modern-portfolio-theory/hot?filter=week | # Tag Info
Sharpe's 1966 equation had $R_b$ defined as the risk free rate. Looks like that was revised in 1994 to the 'reference benchmark', making the formulas essentially equivalent. If we refer to the original definitions, then that is the primary difference - Sharpe's ratio looks at reward/risk of the excess retur... | 2015-09-04 16:35:30 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.dcscience.net/tag/middlesex-university/ | Corrected and searchable version of Google books edition
Latest Tweets
It makes a nice change to be able to compliment an official government report.
Ever since the House of Lords report in 2000, the government has been vacillating about what should be done about herbalists. At the moment both western herbalists an... | 2017-10-18 23:54:43 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.hackmath.net/en/example/3608?tag_id=64 | # Surface and volume od cuboid
Content area of the square base of cuboid is Sp = 36 cm2 and its height 80 mm. Determine its surface area and volume.
Correct result:
S = 264 cm2
V = 288 cm3
#### Solution:
$S_{1}=36 \ \text{cm}^2 \ \\ v=80 \ mm \rightarrow cm=80 / 10 \ cm=8 \ cm \ \\ a=\sqrt{ S_{1} }=\sqrt{ 36 }=6... | 2020-08-11 22:28:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 1, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://joshhug.gitbooks.io/hug61b/content/chap5/chap52.html | ### Immutability
The notion of immutability is one of the things you might never have known existed, but that can greatly simplify your life once you realize it's a thing (sort of like the realization you get as an adult that nobody really knows what they're doing, at least when they first start doing something new).
... | 2019-04-25 02:48:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://clay6.com/qa/11946/the-common-roots-to-the-equations-z-3-2z-2-2z-1-0-and-z-z-1-0-are | Browse Questions
# The common roots to the equations $z^3+2z^2+2z+1=0\:\:and\:\:z^{149}+z^{100}+1=0$ are
$\begin{array}{1 1} (A) 1,\omega,\omega^2\\ (B) -1,\omega,\omega^2\\ (C) \omega,\omega^2\\ (D) -\omega,-\omega^2 \end{array}$
Toolbox:
• If $z^2+z+1=0$, then $z=\omega\:or\:\omega^2$
$z^3+2z^2+2z+1=0$
$\Rightarro... | 2017-07-27 22:41:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gamedev.net/forums/topic/387922-win32-api-buttons/ | # Win32 API: Buttons!!!!
This topic is 4257 days old which is more than the 365 day threshold we allow for new replies. Please post a new topic.
## Recommended Posts
okay; this is copied from another post i made on another board: "Yeah- I got a question with the win32 api. Im trying to create a simple button on my m... | 2017-12-12 16:40:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://matheducators.stackexchange.com/questions/12368/constructive-refutation-of-student-misconception | Constructive refutation of student misconception
Although @Gareth Shepherd recently posted Addressing fundamental math errors close to the issue, I experienced my problem of misunderstanding in class, where two good K10 students were asked to present at blackboard the reduction of $\frac{12-3a^2}{3(2+a)}$.
Self-inven... | 2020-01-17 23:24:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://bitcointechweekly.com/briefs/lightning-released-for-mainnet/ | ### Lightning Released for Mainnet
The anticipated Lightning Network has finally launched on the bitcoin and litecoin main net as a beta version, Lightning Network is an open source protocol that allows people to send a series of bitcoin and litecoin payments without having them on the block chain, and only having a s... | 2022-08-09 04:31:40 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mahalonottrash.blogspot.com/2009/06/owen-has-out-of-town-guests.html | ### Owen has out-of-town guests
We were all packed into a car driving out to dinner with our cousins Steph and Matt. At one point we were all laughing at something funny that Matt said. After the laughing died down a bit, Owen started cracking up. I asked him why he was laughing and he said, "I'm just laughing because... | 2018-07-23 00:26:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://git.slackbuilds.org/slackbuilds/tree/academic/itex2mml/slack-desc | summaryrefslogtreecommitdiffstats log msg author committer range
```1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 ``` ``````# HOW TO EDIT THIS FILE: # The "handy ruler" below makes it easier to edit a package description. # Line up the first '|' above the ':' following the base package name, and # the '|' on the rig... | 2019-12-08 05:00:17 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://stats.stackexchange.com/questions/279438/stationarity-macroeconomic-forecasting/279439 | # Stationarity & Macroeconomic Forecasting
I'm working with a time series of macroeconomic data (independent variables) and bank loss rates (dependent variable) to show how bank losses vary based on the state of the economy. What I'm doing is two-fold: I need to identify the most predictive economic indicators for my ... | 2021-05-18 11:47:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.nature.com/articles/s41467-017-02710-x?error=cookies_not_supported&code=a6da1b9d-05c5-4481-a8a0-05b911ee97cd | Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles an... | 2021-10-21 07:52:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 2, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://pypi.org/project/kifield/ | Module and utilities for manipulating part fields in KiCad files.
## Project description
A utility for manipulating part fields in KiCad schematic files or libraries. KiField can extract all the component fields from a schematic or library and place them into a spreadsheet for bulk editing, after which you can insert... | 2022-08-19 00:05:47 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-find-the-vertex-of-a-parabola-using-the-axis-of-symmetry | # How do you find the vertex of a parabola using the axis of symmetry?
Apr 11, 2015
Knowing the axis of symmetry is not enough to determine the vertex.
The axis of symmetry contains infinitely many point, one of which is the vertex of the parabola. Without more information it is impossible to determine which of thos... | 2020-07-08 08:25:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 14, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://ch.mathworks.com/help/radar/ug/sea-clutter-simulation-for-maritime-radar-system.html | # Maritime Radar Sea Clutter Modeling
This example will introduce a sea clutter simulation for a maritime surveillance radar system. This example first discusses the physical properties associated with sea states. Next, it discusses the reflectivity of sea surfaces, investigating the effect of sea state, frequency, po... | 2022-08-14 19:50:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 7, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://worldbuilding.stackexchange.com/tags/dyson-spheres/hot | # Tag Info
## Hot answers tagged dyson-spheres
61
A Dyson Sphere is meant to capture radiation and convert it to usable energy. Since an earth-like planet only reflects light back, that point would be moot. In any case, here's some suggestions: Orbital Eggshell Crumbling Civilization Obfuscator Mk I Magrathean homew... | 2019-12-15 18:58:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.studypool.com/discuss/1007918/evaluating-expressions-with-variables-word-problems-1?free | ##### Evaluating expressions with variables word problems
Algebra Tutor: None Selected Time limit: 1 Day
The expression
$4x$4x gives the perimeter of a square with a side length of $x$x units.
What is the perimeter of a square with a side length of $\dfrac57$75 units?
May 29th, 2015
Perimeter is the sum of all the... | 2016-10-21 09:30:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 3, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/4-point-correlation-in-phi-4-to-first-order.624881/ | # 4-point correlation in phi 4 to first order
1. Aug 1, 2012
### jfy4
Hi,
Look at
\begin{align} & \int d^4 x d^4 x_1 d^4 x_2 d^4 x_3 d^4 x_4 \exp [i(p_1 x_1 + p_2 x_2 -k_1 x_3 -k_2 x_4)] \\ & \times (-i\lambda)D(x_1-x)D(x_2-x)D(x_3-x)D(x_4-x) \end{align}
for first order in lambda for 2-2 scattering. In Maggiore I a... | 2018-02-19 00:35:03 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://ard.bmj.com/content/74/4/738.full | Article Text
Extended report
Evolution of cost structures in rheumatoid arthritis over the past decade
1. Dörte Huscher1,2,
2. Thomas Mittendorf3,
3. Ulrich von Hinüber4,
4. Ina Kötter5,
5. Guido Hoese6,
6. Andrea Pfäfflin1,
7. Sascha Bischoff1,
8. Angela Zink1,2,
9. for the German Collaborative Arthritis Centres
1. 1... | 2020-05-31 11:03:39 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://qiskit.org/documentation/locale/fr_FR/apidoc/qiskit.aqua.components.optimizers.nlopts.html | # Installing NLopt¶
In order to use any of the NLOpt based global optimizers NLopt must be installed. The NLopt download and installation instructions describe how to do this.
If you running Aqua on Windows, then you might want to refer to the specific instructions for NLopt on Windows.
If you are running Aqua on a ... | 2021-10-26 12:31:55 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://clay6.com/qa/39713/at-temperature-t-n-molecules-of-a-gas-a-each-having-mass-m-and-at-the-same- | Browse Questions
# At temperature T,N molecules of a gas A,each having mass m and at the same temperature,2N molecules of gas B each having mass 2m are filled in a container .$V_{RMS}$ of molecules of B is $V^2$ and $x$ component of $V_{RMS}$ of A is $\omega^2$.$\large\frac{\omega^2}{V^2}$ is
$\begin{array}{1 1}(A)\;... | 2017-03-25 19:33:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://skpswidnik.pl/hrhbk/a56b69-what-is-the-following-quotient-3-sqrt-8 | The âââ symbol tells you to take the square root of a number, and you can find this on most calculators. Relevance. 5-3x/5? 10x18 10x6 50x18 50x6. 8 ⦠Just as we can rewrite the square root of a product as a product of square roots, so too can we rewrite the square root of a quotient as a quotient of square roo... | 2021-04-12 14:59:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 2, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://pldml.icm.edu.pl/pldml/element/bwmeta1.element.bwnjournal-article-apmv63z2p137bwm | PL EN
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## Annales Polonici Mathematici
1996 | 63 | 2 | 137-154
Tytuł artykułu
### On some elliptic transmission problems
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Boundary value problems for second order linear... | 2017-03-24 17:50:23 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://web.emn.fr/x-info/sdemasse/gccat/sec4.4.1.html | ### 4.4.1. Prolog facts describing a constraint
For each global constraint, the electronic version of its description is provided as a Prolog file (see the link “.pl file” at the beginning of the section corresponding to a global constraint). In addition the file “eval.pl” contains a set of shared utilities used for e... | 2018-12-19 01:52:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 76, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://mathhelpforum.com/algebra/181460-midpoint-line.html | # Math Help - midpoint on line
1. ## midpoint on line
Hi;
With the pythagorean distance formula can I find the midpoint on a line
by dividing the result by 2.
2. Originally Posted by anthonye
Hi;
With the pythagorean distance formula can I find the midpoint on a line
by dividing the result by 2.
It's hard to underst... | 2014-12-28 16:22:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 9, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://tex.stackexchange.com/questions/16617/use-tikz-for-example-to-draw-pictures-in-hyperbolic-geometry/149236 | Use tikz (for example) to draw pictures in hyperbolic geometry
I would like to draw pictures in the Poincaré disk model for hyperbolic geometry. Are there any built-in or add-on packages for tikz to do this? For example, it would be nice to have functions for drawing Saccheri quadrilaterals or Lambert quadrilaterals o... | 2016-04-30 01:59:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/differential-equations/160223-ode-3-variables-matlab-print.html | # ODE with 3 variables and Matlab
• October 19th 2010, 04:11 AM
Stylis10
ODE with 3 variables and Matlab
I've been given this questin which is dependant on a previous question that i9 have already completed.
x' = 0.5x(1(x^2+y^2 )^2)
y' = 0.5y(1(x^2+y^2 )^2)
Above already given and curves drawn. Now consider the ODE ... | 2016-08-25 22:57:09 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 1, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathematica.stackexchange.com/questions/189922/verifying-equality-vec-a-times-vec-b2-left-vec-a-times-vec-b-rig | # Verifying equality $(\vec a \times \vec b)^2 = \left| \vec a \times \vec b \right| ^2$
I'm trying to verify the equality $$(\vec a \times \vec b)^2 = \left| \vec a \times \vec b \right| ^2$$ in Mathematica. How can I do it?
• Thank you very much to all of you. – Gennaro Arguzzi Jan 21 '19 at 11:19
Here is another ... | 2020-04-01 09:22:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://stackoverflow.com/questions/3659720/using-spring-3-autowire-in-a-standalone-java-application/3659854 | # Using Spring 3 autowire in a standalone Java application
Here is my code:
public class Main {
public static void main(String[] args) {
Main p = new Main();
p.start(args);
}
@Autowired
private MyBean myBean;
private void start(String[] args) {
ApplicationContext context =
new ClassPathXmlApplicationContext("META-I... | 2015-01-27 13:29:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |