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https://myriverside.sd43.bc.ca/jessicap2015/tag/burtonmath10/page/2/ | # Math 10 Week 9
This week I learned how to find the GCF of a polynomial. This post will teach you how understand how to find the answer. It seems very complicated at first but if you give it a chance you will learn very quickly. It is not as hard as it seems.
Ex. 9ab – 12ac
Step 1: Start with the numbers and find ... | 2022-05-26 01:49:42 | {"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": 0, "img_math": 24, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.physicsforums.com/threads/laws-of-physics-in-noninertial-frames.834657/ | # A Laws of physics in noninertial frames
1. Sep 26, 2015
### bcrowell
Staff Emeritus
S/he received a variety of contradictory answers, and the discussion may have been hindered by attempts to present more sophisticated mathematical ideas as the appropriate level, resulting in some imprecision and confusion. I'm st... | 2017-10-22 17:47:46 | {"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://cstheory.stackexchange.com/questions/11144/complexity-of-greedy-coloring/11147 | Complexity of greedy coloring
I was looking at some heuristics for coloring and found this book on Google books: Graph Colorings By Marek Kubale
They describe the Greedy algorithm as follows:
While there is an uncolored vertex v
choose a color not used by its neighbors and assign it to v
Then they describe a seque... | 2020-08-13 18:21:20 | {"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://qoto.org/@mc | Pinned toot
50 Math Puzzles - Solved Using Functional Julia, my now fully reviewed, is available here
I'm not surprised that the first analyses of the first Webb data seem to indicate that galaxies in the early universe are more massive than the standard model of cosmology predicts.
mc ☕ boosted
@
What's the strang... | 2022-08-15 01:44:48 | {"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://codefreshers.com/half-queen-cover-solution-codeforces/ | # [Solution] Half Queen Cover solution codeforces
Half Queen Cover solution codeforces – You are given a board with 𝑛n rows and 𝑛n columns, numbered from 11 to 𝑛n. The intersection of the 𝑎a-th row and 𝑏b-th column is denoted by (𝑎,𝑏)(a,b).
## [Solution] Half Queen Cover solution codeforces
A half-queen attac... | 2022-05-21 09:17:07 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://ilovephilosophy.com/viewtopic.php?f=2&p=2874788&sid=9a566776d2101cac7a5e780bd06e518f | Dan's Plans
This is the place to shave off that long white beard and stop being philosophical; a forum for members to just talk like normal human beings.
Re: Dan's Plans
Glad canu make it 15?
Meno_
The Invisible One
Posts: 12553
Joined: Tue Dec 08, 2015 2:39 am
Location: Mysterium Tremendum
Re: Dan's Plans
Are yo... | 2022-07-03 18:20:14 | {"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": 1, "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/series-ratio-test.361902/ | Series (Ratio test)
1. Dec 9, 2009
naspek
Hey there.. i've done the ration test for the series at the attachment..
i've got the answer 1/7 where the series is convergent..
can someone confirm my answer..?
File size:
58.8 KB
Views:
110
2. Dec 9, 2009
Staff: Mentor
Yes, the ratio test gives a ratio of 1/7, so the s... | 2019-03-23 14:30:03 | {"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://chem-bla-ics.blogspot.com/2009/06/making-patches-attribution-copyright.html | ## Tuesday, June 30, 2009
I have discussed this in the past on mailing lists, but realized yesterday that I need to strengthen the message a bit more. Just to remove confusion. The below is extracted from an email I sent this morning to the cdk-user mailing list, but I'm sure you can apply this to any other open sourc... | 2018-05-28 09:43:41 | {"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": 0, "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/integral-in-spherical-coordinates.724170/ | # Integral in spherical coordinates
I recently had to do an integral like the one in the thread below:
The problem I had was also evaluating the product and I am quite sure that the answer in the thread is the one I need. I just don't understand it fully. They say we fix our x-vector such that its angle with the z-axi... | 2021-10-25 10:27:34 | {"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.complexity-explorables.org/explorables/horde-of-the-flies/ | EXPLORABLES
This explorable illustrates one of the most famous and most fundamental models for the emergence of flocking, swarming and synchronized behavior in animal groups. The model was originally published in a 1995 paper by Tamás Vicsek and co-workers and is therefore called the Vicsek-Model. The model can explai... | 2023-04-02 00:20:01 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://cpr-astrophco.blogspot.com/2013/07/13076563-xufen-wu-et-al.html | ## The specific frequency and the globular cluster formation efficiency in Milgromian dynamics [PDF]
Xufen Wu, Pavel Kroupa
Previous studies of globular cluster (GC) systems show that there appears to be a universal specific GC formation efficiency $\eta$ which relates the total mass of GCs to the virial mass of ho... | 2018-05-22 21:11:30 | {"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://umj.imath.kiev.ua/authors/name/?lang=en&author_id=1915 | 2019
Том 71
№ 11
# Evtukhov V. M.
Articles: 17
Article (Russian)
### On the asymptotic of solutions of second-order differential equations with rapidly varying nonlinearities
Ukr. Mat. Zh. - 2019. - 71, № 1. - pp. 73-91
We establish the conditions of existence for one class of monotone solutions of two-term nonaut... | 2020-02-23 17:30:27 | {"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://phys.libretexts.org/Courses/University_of_California_Davis/UCD%3A_Physics_9A_Lab/Lab_4%3A_Static_Friction/4.2%3A_Activities | # 4.2: Activities
## Equipment
• wood plank
• sliding block with string
• pulley apparatus
• hanging weights
• triple beam balance
• meter stick
## The General Idea
In this lab, we are going to explore static friction. Static friction is a bit trickier than kinetic friction, inasmuch as it is not a fixed quantity... | 2023-03-25 23:49:11 | {"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.nbinteract.com/examples/examples_central_limit_theorem.html | # HIDDEN
# Clear previously defined variables
%reset -f
# HIDDEN
from datascience import *
%matplotlib inline
import matplotlib.pyplot as plots
plots.style.use('fivethirtyeight')
import math
import numpy as np
from scipy import stats
import ipywidgets as widgets
import nbinteract as nbi
### The Central Limit Theorem... | 2021-08-01 12:40:06 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/19092/homotopy-equivalence-of-two-different-gluings-of-bn-and-an-arbitrary-space-x | # Homotopy equivalence of two different gluings of $B^n$ and an arbitrary space $X$
Let $f, g: S^{n-1} \to X$ be a pair of homotopic continuous maps. Let $X \cup_f B^n$ and $X \cup_g B^n$ be the respective adjunction spaces (pushouts of $B^n \hookleftarrow S^{n-1} \rightarrow X$). I need to show that $X \cup_f B^n$ an... | 2015-07-08 00:16:34 | {"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": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://academy.vertabelo.com/course/data-visualization-101/change-over-time/visualize-bar-chart/look-at-data | Deals Of The Week - hours only!Up to 80% off on all courses and bundles.-Close
What we will learn
Visualize your data - bar chart
10. Formatting time data
Work with your chart
Check yourself
## Instruction
If we want to use a time axis on our charts, we have to guarantee that our time variable is in a date-time forma... | 2022-08-10 20:15:56 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.abstractmath.org/Word%20Press/?tag=wolska | ## Syntax Trees in Mathematicians’ Brains
In my last post I wrote about how a student’s pattern recognition mechanism can go awry in applying the quadratic formula.
The template for the quadratic formula says that the solution of a quadratic equation of the form $latex {ax^2+bx+c=0}&fg=000000$ is given by the formula... | 2013-05-22 02:19:59 | {"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... |
http://en.clickai.ai/wiki/model_interpretation/accuracy_eng | # Accuracy
#### 1. What is Accuracy?
One of the metrics that assess the predictive performance of a model, which is the percentage of the total number of accurate predictions that the model has made Structured Data Categories Classification is as follows.
The definitions for each term(TP, TN, FP, FN) can be found in... | 2021-06-14 18:26:46 | {"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://math.libretexts.org/Under_Construction/Purgatory/Remixer_University/Username%3A_junalyn2020/Book%3A_Introduction_to_Real_Analysis_(Lebl)/8%3A_Measurable_Functions_and_Integration/8.8%3A_Product_Measures._Iterated_Integrals/8.8.E%3A_Problems_on_Product_Measures_and_Fubini_Theorems | # 8.8.E: Problems on Product Measures and Fubini Theorems
## Exercise $$\PageIndex{1}$$
Prove Lemmas 2 and 3.
## Exercise $$\PageIndex{1'}$$
Show that $$\{A \in \mathcal{M} | m A<\infty\}$$ is a set ring.
## Exercise $$\PageIndex{2}$$
Fill in all proof details in Theorems 1 to 3.
## Exercise $$\PageIndex{2'}$$
... | 2022-10-05 19:13:43 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.iacr.org/news/legacy.php?p=detail&id=4953 | International Association for Cryptologic Research
# IACR News Central
You can also access the full news archive.
Further sources to find out about changes are CryptoDB, ePrint RSS, ePrint Web, Event calender (iCal).
2015-03-25
10:36 [News]
Starting this year, the IACR is introducing an annual TCC Test-of-Time (To... | 2017-09-22 19:01:35 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/algebra/221657-sigma-function.html | # Math Help - Sigma Function
1. ## Sigma Function
Hi, I stumbled upon a question in my homework that mentioned sigma functions, and as I under stood, a sigma function is the sum of the factors of a number. Ex. f(5)= 5+1 (factors) = 6.
I would like to know why this is so, Sigma function, does it have any other purpos... | 2016-02-15 00:30:12 | {"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": 0, "img_math": 0, "codecogs_latex": 4, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/372647/symmetric-positive-definite-matrices | # symmetric positive definite matrices
Why must a symmetric positive definite matrix must be invertible? I'm reading a proof of the Levi-Civita theorem in differential geometry but the author states this without proof and I haven't been able to prove it.
• Because its null space is trivial. – Arin Chaudhuri Apr 25 '1... | 2019-08-20 11:36:12 | {"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": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://donaldh.wtf/2021/01/if-sets-would-dwim/ | # If Sets Would DWIM
Whenever I work with Sets in Raku they often fail to DWIM. This is a short exploration to see if DWIMminess can be improved.
I recently revisited a script I wrote a while ago that made use of the (-) Set difference operator. The code had a bug lurking there in plain sight because the following co... | 2021-03-04 14:46:19 | {"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": 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/coefficient-15/ | # Coefficient $$15$$
In the expansion of $(a+b+c)^{15},$ how many terms have the same coefficient $$15?$$
× | 2018-04-25 05:05:26 | {"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.nature.com/articles/s41467-020-17941-8?error=cookies_not_supported&code=31efb549-ecd9-4ca7-87c3-3c6a1769daa4 | 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... | 2021-03-02 21:36:12 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/math/algebra/intermediate-algebra-connecting-concepts-through-application/appendix-a-basic-algebra-review-a-exercises-page-a-15/102 | ## Intermediate Algebra: Connecting Concepts through Application
$2.36\times10^{-13}$
Step 1: Scientific Notation includes only one non-zero digit in front of the decimal point. Step 2: For $0.000000000000236$, the decimal point must be moved 13 times to the right in order to ensure that their is only one non-zero dig... | 2018-12-18 14:44:02 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://conferences.iaea.org/event/214/contributions/17646/ | Since 18 of December 2019 conferences.iaea.org uses Nucleus credentials. Visit our help pages for information on how to Register and Sign-in using Nucleus.
# 28th IAEA Fusion Energy Conference (FEC 2020)
May 10 – 15, 2021
Virtual Event
Europe/Vienna timezone
The Conference will be held virtually from 10-15 May 2021
... | 2022-05-24 15:03:25 | {"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://tug.org/pipermail/texhax/2010-December/016404.html | # [texhax] A couple of questions
Uwe Lueck uwe.lueck at web.de
Sat Dec 25 22:27:41 CET 2010
"Seyed Naser Hoseini" <nhoseini at mail.uk.ac.ir>, 25.12.2010 11:09:01:
> I have a tex file A.tex. In another file, B.tex,
> I want to read A.tex line by line.
> First problem is when I read the file to,
> say \a (a token ... | 2021-03-02 05:34:42 | {"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.commonlounge.com/mpow-power-of-matrix-2ba9fc21b7144539918e1d9d6eea95c9/ | # [MPOW] Power of matrix
December 06, 2017
You will be given a square matrix M and a positive integer power N. You will have to compute M raised to the power N. (that is, M multiplied with itself N times). | 2022-10-03 13:35:20 | {"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://ham.stackexchange.com/tags/end-fed-antenna/hot | # Tag Info
11
It's very difficult to predict the impedance of an end-fed wire, other than to say it's high. Usually it's determined empirically. You are looking for a theoretical formulation. Consider, the feedpoint is a voltage source which makes a difference in electric potential between to things. The end of the d... | 2021-07-28 04:50:32 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://vsecnblock.com/winkworth-plc-xef/s9nqis.php?975c4d=group-2-reactions-with-oxygen | When something like magnesium nitride forms, you have to supply all the energy needed to form the magnesium ions as well as breaking the nitrogen-nitrogen bonds and then forming N3- ions. Start studying Metals reactions with oxygen and water. Combustion reactions are the classic one of the very most exothermic reaction... | 2021-04-13 01:52:56 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.meta.stackexchange.com/questions/linked/29718?sort=hot&pagesize=30 | 28 questions linked to/from Tag management 2019
2k views
### Tag management 2020 [duplicate]
New year, new tag management thread. Rules of the game are basically the same: Post your suggestion as an answer here if you see A particularly bad tag (a rule of thumb: “if I can't imagine a ...
1k views
### Tag management ... | 2022-01-18 07:31:42 | {"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://nigerianscholars.com/tutorials/chemical-equilibrium/dynamic-equilibrium/ | Chemistry » Chemical Equilibrium » What Is Chemical Equilibrium?
# Dynamic Equilibrium
## Dynamic Equilibrium
We will use the same reversible reaction that we used in an earlier example:
$$\color{blue}{\text{H}_{2}{\text{(g)}} + {\text{I}}_{2}{\text{(g)}} \rightleftharpoons {\text{2HI(g)}}}$$
The $$\color{orange}{... | 2021-12-07 00:11:59 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/906061/random-number-distribution-from-a-different-distribution | # Random number distribution from a different distribution
Suppose I have a random number generator that generates random numbers $x$ with a normal distribution
$p(x) \propto e^{-x^2}$
(modulo normalization, but lets keep it simple).
Now, out of these random numbers I'd like to generate random numbers $y$ with a sl... | 2022-10-04 20:38:29 | {"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://www.vallis.org/blogspace/preprints/2008/07/ | ## [0807.1151] Non-Gaussianity test for discriminating gravitational wave backgrounds around 0.1-1Hz
Authors: Naoki Seto
Date: 8 Jul 2008
Abstract: We propose a non-Gaussianity test for gravitational wave backgrounds by combining data streams of multiple detectors. This simple method allows us to check whether a det... | 2018-01-23 10:08:24 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.transtutors.com/questions/13-16-equi-t-y-v-a-l-u-a-tio-n-usin-g-th-e-resid-u-a-l-incom-e-model-m-o-rr-iss-e-y--1367564.htm | # 13.16 EQUI T Y V A L U A TIO N USIN G TH E RESID U A L INCOM E MODEL. M o rr iss e y T o ol C o...
13.16 EQUITY VALUATION USING THE RESIDUAL INCOME MODEL. Morrissey Tool Company manufactures machine tools for other manufacturing firms. The firm is wholly owned by Kelsey Morrissey. The firm’s accountant develope... | 2019-04-20 04:24:44 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://crypto.stackexchange.com/questions/15928/in-bilinear-pairings-what-is-the-difference-between-type-2-and-type-3 | in Bilinear pairings, what is the difference between Type 2 and Type 3?
in Bilinear pairings, what is the difference between Type 2 and Type 3?
I understand in Type 2, there exists an efficiently computable homomorphic function $\phi : G_2 \rightarrow G_1$ , which is not present in Type 3 pairings.
But what I don't ... | 2020-11-24 01:02:41 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://zbmath.org/?q=an:0816.00004 | ## How to prove it. A structured approach.(English)Zbl 0816.00004
Cambridge: Univ. Press. ix, 309 p. £ 14.95; $19.95 /sc; £ 30.00;$ 49.95 /hc (1994).
The author of this book is right that many students have problems with writing down proofs of even simple theorems, such as “if $$V \subseteq W$$, then $$V \cap W = V$$”... | 2022-12-02 16:16:37 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://sci-gems.math.bas.bg/jspui/handle/10525/2460 | Please use this identifier to cite or link to this item: http://hdl.handle.net/10525/2460
Title: On the Lp-Norm Regression Models for Estimating Value-at-Risk Authors: Kumar, PraneshKashanchi, Faramarz Keywords: Value-at-Risk (VaR)Quantile DistributionsLeast-Squares estimationLp-Norms Issue Date: 2014 Publisher: Inst... | 2019-04-22 17:01:27 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://crypto.stackexchange.com/questions/24978/weaker-alternative-to-ed25519 | # Weaker alternative to Ed25519?
For me, the main advantages of Ed25519 are that it avoids patents (by computing in one dimension) and that it is fast.
However, the 128bit security of Ed25519 is sometimes too strong to comply with export regulations.
So I wonder if there are any weaker curves of the same type (i.e. ... | 2020-01-18 14:28:12 | {"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://physics.stackexchange.com/questions/480959/liouvilles-integrability-theorem-action-angle-variables | # Liouville's integrability theorem: action-angle variables
For classical dynamical systems, let $$I_{\alpha}$$ stand for independent constants of motion which commute with each other. 'Remark 11.12' on pg 443 of Fasano-Marmi's 'Analytical Mechanics' suggest that $$I_{\alpha}$$s can be taken as canonical coordinates.
... | 2020-09-22 21:21:36 | {"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://devmaster.net/posts/6360/water-with-distortion | 0
Oct 21, 2004 at 11:04
Description
The screenshot shows water with distortion effects.
Implementation details:
1. Render water using 2 passes;
2. In first pass, I render the scene into reflective-texture with mirror transform matrix;
3. In second pass, I render the water with reflective-texture;
4. In order to add ... | 2014-04-16 17:17:30 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://readpaper.com/paper/3135703646 | This website requires JavaScript.
# High-productivity, high-performance workflow for virus-scale electrostatic simulations with Bempp-Exafmm.
Cornell University - arXiv
Mar 2021
Biomolecular electrostatics is key in protein function and the chemical processes affecting it.Implicit-solvent models expressed by the Poi... | 2023-01-29 10:04:38 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/two-questions-from-physics-11-that-my-teacher-cannot-figure-out-help.589440/ | # Two questions from physics 11 that my teacher cannot figure out. HELP!
1. Mar 22, 2012
### M@tthias
1. The problem statement, all variables and given/known data
These are from a british columbia provincial exam from a few years ago. My teacher enlisted my help in trying to figure out a solution. This is supposed ... | 2017-08-17 20:52:25 | {"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://wattsupwiththat.com/2015/07/29/why-volcanoes-dont-matter-much/ | # Why Volcanoes Don't Matter Much
Guest Post by Willis Eschenbach
The word “forcing” is what is called a “term of art” in climate science. A term of art means a word that is used in a special or unusual sense in a particular field of science or other activity. This unusual meaning for the word may or may not be logic... | 2018-08-18 09:08:16 | {"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": 3, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://euromathsoc.org/magazine/articles/65 | MAG123pp. 4–11
Evolution equations with eventually positive solutions
• Jochen Glück
University of Passau, Germany
We discuss linear autonomous evolution equations on function spaces which have the property that a positive initial value leads to a solution which initially changes sign, but then becomes – and stays –... | 2022-07-05 18:56:43 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 361, "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/m... |
https://www.tensorflow.org/versions/r1.8/api_docs/python/tf/contrib/gan/features/condition_tensor | # tf.contrib.gan.features.condition_tensor
tf.contrib.gan.features.condition_tensor(
tensor,
conditioning
)
Condition the value of a tensor.
Conditioning scheme based on https://arxiv.org/abs/1609.03499.
#### Args:
• tensor: A minibatch tensor to be conditioned.
• conditioning: A minibatch Tensor of to condition ... | 2018-08-17 08:56:37 | {"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://physics.stackexchange.com/questions/291019/wave-packets-in-qft | Wave Packets in QFT
In Peskin's book, it says that: $$|\phi\rangle =\int{\frac{\mathrm d^3k}{(2\pi)^3}\frac{1}{\sqrt{2E_{\vec{k}}}}}\phi\left(\vec{k}\right)\left|\vec{k}\right\rangle \tag{4.65}$$ Also, Eq(2.39) says that: $$(1)_\mathrm{1-particle}=\int{\frac{\mathrm d^3p}{(2\pi)^3}\left|\vec{p}\right\rangle\frac{1}{2E... | 2020-01-18 12:51:11 | {"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.enotes.com/homework-help/what-constants-b-that-f-x-3-ax-2-bx-c-have-311578?en_action=hh-question_click&en_label=hh-sidebar&en_category=internal_campaign | # What are the constants a and b so that f=x^3+ax^2+bx+c have a relative maximum at x=-1 and relative min at x=3?
Luca B. | Certified Educator
calendarEducator since 2011
starTop subjects are Math, Science, and Business
You need to remember that the critical values of a function express the zeroes of derivative of ... | 2020-09-20 15:13:51 | {"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://academy.vertabelo.com/course/ms-sql-insert-update-delete/final-quiz/quiz/exercise-4 | End of Summer - hours only!Up to 80% off on all courses and bundles.-Close
Quiz
8. Exercise 4
Instruction
Cool! Just a few more!
Exercise
A visitor discovered a mistake in the zoo database. The picture for the pool frog actually shows an elephant. Update the frog's picture (using the Picture column) by setting it t... | 2020-10-01 13:48:47 | {"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... |
http://oikozon.blogspot.com/2011/05/how-to-post-latex-equations-in-blogger.html | ## terça-feira, 17 de maio de 2011
### How to Post LaTeX Equations in Blogger
I've gone through several approaches to post math equations on blogger (check my previous posts here, and here). I found that the most effective and stable method is the one based on the CodeCogs server. Here's how it works:
Go to the code... | 2017-09-24 15:43:23 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 1, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://plainmath.net/90541/an-accountant-earns-35-for-the-first-ho | # An accountant earns $35 for the first hour and$23 for each subsequent hour per client. The accountant charges a client $127. How many hours did they work? tashiiexb0o5c 2022-09-13 Answered An accountant earns$35 for the first hour and $23 for each subsequent hour per client. The accountant charges a client$127. How m... | 2022-10-06 09:50:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 40, "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/ma... |
https://www.go2live.cn/nocate/c%E8%AF%AD%E8%A8%80%E5%AD%97%E7%AC%A6%E9%9B%86.html | # C语言字符集
C语言字符集
!“ # % & () * + , – . / : ; ? [ \ ] ^ _ { | } ~
5种空白符：
null字符（用作字符串终止） \0 、警报（alert） \a 、退格（backspace） \b以及回车（carriage return）\r
C language character set
When the compiler converts source program code, the environment in which it is located is called the translation enviro... | 2022-07-07 08:08:28 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://clay6.com/qa/15921/two-deuterium-nuclei-each-of-mass-m-fuse-together-to-form-a-helium-nucleus- | Browse Questions
# Two deuterium nuclei each of mass 'm' fuse together, to form a Helium nucleus, releasing an energy E . If 'c' is the velocity of light , the mass of Helium nucleus formed will be :
$\begin {array} {1 1} (1)\;2m+ \large\frac{E}{e^2} & \quad (2)\;\large\frac{E}{me^2} \\ (3)\;m+\large\frac{E}{e^2} & \... | 2017-01-19 16:58:45 | {"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": 2, "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/confused-about-dimensions.648106/ | 1. Oct 30, 2012
### charlies1902
I am a little confused about dimensions, if the nullspace of a matrix is spanned by the 0 vector, does that mean the dimension of the nullspace of this matrix is 0?
In the problems I attached, both A and B reduced to the identity matrix.
Note (2) is supposed to be dim(N(B)) and dim(c... | 2017-11-22 09:58:34 | {"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://forum.allaboutcircuits.com/threads/high-frequency-pwm-driven-motor-driver-via-switch.138442/ | # High-Frequency PWM-Driven Motor Driver Via "Switch" ...?
#### jeffchrisope
Joined Jul 29, 2017
6
Howdy AAC! My virgin post. Be easy on me.
I'm taking a semiconductors class that has spent a lot of time on the underlying physics around semiconductors in general, and diodes and MOSFETs in particular. As a final proje... | 2020-10-24 18:43:15 | {"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://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198525295.001.0001/acprof-9780198525295-appendix-2 | J. N. Reddy
Print publication date: 2004
Print ISBN-13: 9780198525295
Published to Oxford Scholarship Online: January 2010
DOI: 10.1093/acprof:oso/9780198525295.001.0001
Show Summary Details
Page of
PRINTED FROM OXFORD SCHOLARSHIP ONLINE (www.oxfordscholarship.com). (c) Copyright Oxford University Press, 2018. Al... | 2018-10-23 14:24:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 64, "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://sioc-journal.cn/Jwk_hxxb/CN/10.6023/A18080322 | ### 以乙腈为氰甲基源合成氰基化的偕二氟烯烃
1. 华东理工大学 药学院 上海市化学生物学(芳香杂环)重点实验室 上海 200237
• 投稿日期:2018-08-07 发布日期:2018-09-14
• 通讯作者: 曹松,E-mail:scao@ecust.edu.cn,Tel.:021-64253452 E-mail:scao@ecust.edu.cn
• 基金资助:
项目受国家自然科学基金（Nos.21472043，21272070）资助.
### Synthesis of Cyanated Difluorostyrene Derivatives via SN2' Cyanomethylation of α-(Trif... | 2020-10-31 22:10:10 | {"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://www.physicsforums.com/showthread.php?t=203386 | ## integrate (5x+2)dx/(x-2) from 0 to 1
1. The problem statement, all variables and given/known data
$$\int\frac{(5x+2)dx}{x-2}$$ from 0 to 1
2. Relevant equations
3. The attempt at a solution
ive tried splitting it up into (5x)/(x-2) + (2)/x-2), but i couldnt go any farter. Ived also tried using lots of U subsitu... | 2013-05-19 12:58:46 | {"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://saylordotorg.github.io/text_introduction-to-economic-analysis/s17-06-supergames.html | ## 16.6 Supergames
### Learning Objectives
1. What can happen in games that are repeated over and over?
2. What role does the threat of retaliation play?
Some situations, like the price-cutting game or the apartment cleaning game, are played over and over. Such situations are best modeled as a supergameA game that i... | 2021-12-08 23:02:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 6, "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://socratic.org/questions/how-do-you-solve-2-x-2-x-4-1-x-0 | # How do you solve 2^(x^2+x) - 4^(1+x) = 0?
Aug 9, 2015
Express both terms as powers of $2$ and rearrange to get a quadratic in $x$, giving solutions: $x = - 1$ or $x = 2$
#### Explanation:
Add ${4}^{1 + x}$ to both sides to get:
${2}^{{x}^{2} + x} = {4}^{1 + x} = {\left({2}^{2}\right)}^{1 + x} = {2}^{2 \left(1 + ... | 2021-11-29 18:00:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 11, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://hbfs.wordpress.com/2016/02/23/ln-n/ | ## ln n!
In the course of analyzing an algorithm, I used the simplifying hypothesis that the cost function is
$\displaystyle c(n)\approx\sum_{i_1}^n \lg i=\lg n!$.
That expression is cumbersome but we can get a really good simplified function to use as a proxy. Let’s see how.
First, let’s start with Stirling’s appr... | 2017-05-22 23:08:10 | {"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": 19, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://brilliant.org/problems/zooming-around-the-sun/ | # Zooming around the Sun!
Classical Mechanics Level 5
If we would build a satellite sufficiently heat-resistant to orbit the sun directly above its surface, in how much time would that satellite complete a single orbit?
Give your answer in hours, rounded to the nearest integer.
Data to be used:
$\dfrac{\text{earth... | 2016-10-24 23:46:07 | {"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://www.physicsforums.com/showthread.php?p=4245139 | ## Help with integral
This is not a homework problem, but a problem in the textbook that is not required. I am doing this to get a handle on the topic.
I am evaluating a Fourier transform, without tables, and need to evaluate this integral:
$$\int e^{-t} * sin(2 \pi f_c t) * e^{-j2 \pi ft} dt$$
I have tried two met... | 2013-06-20 07:03:52 | {"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": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.math.tamu.edu/~fnarc/m414/s18/sum_fourier_kern.html | ## Simplified proof of Lemma 1.23
We want to show that $1/2+\sum_{n=1}^N \cos(nu) =\begin{cases} \frac{\sin\big((N+1/2)u\big)}{2\sin(u/2)} & u\ne 0,\\ N+\frac{1}{2} &u=0.\end{cases}.$ The $u=0$ case just follows by noticing that for $u=0$, the sum is $\frac12 + 1+1+\cdots 1 = \frac12 +N$. To establish the $u\ne 0$ cas... | 2018-11-16 23:19:50 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://itectec.com/superuser/how-to-identify-with-services-on-irc/ | # Linux – How to “identify with services” on IRC
I am using irrsi as my irc cilent on ubuntu
I have entered "/join #android-dev" in my command window.
But I am getting this error message:
22:05 -!- #android-dev Cannot join channel (+r) - you need to be identified
with services
Can you please tell me how can I fix i... | 2021-09-22 02:09:19 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathoverflow.net/questions/121832/analogue-of-cyclic-homology-for-e-n-algebras | # Analogue of cyclic homology for e_n-algebras?
Cyclic homology may be defined as the primitive part (with respect to a natural product) of the homology of the Lie algebra associated with the "stabilization" of an associative algebra $A$. Here the "stabilization" is the matrix algebra $Mat_n(A)$, where $n$ goes to inf... | 2013-12-20 03:53:29 | {"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://unapologetic.wordpress.com/2010/09/15/modules-2/?like=1&_wpnonce=1e4d043b68 | # The Unapologetic Mathematician
## Modules
With the group algebra in hand, we now define a “$G$-module” to be a module for the group algebra of $G$. That is, it’s a (finite-dimensional) vector space $V$ and a bilinear map $A:\mathbb{C}[G]\times V\to V$. This map must satisfy $A(\mathbf{e},v)=v$ and $A(\mathbf{g},A(\... | 2014-12-19 18:18:14 | {"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": 0, "img_math": 38, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://eps.leeds.ac.uk/maths/events/event/6194/on-nonlinear-filtering-of-jump-diffusions | # On nonlinear filtering of jump diffusions
#### Speaker: Prof. Istvan Gyongy (University of Edinburgh)
Partially observed jump diffusions $Z_t=(X_t,Y_t)$ on a time interval $[0,T]$ are considered. The classic problem of describing the mean square estimate for the unobserved component’ $X_t$ from past observations' $... | 2023-02-05 20:20:46 | {"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://cs.stackexchange.com/questions/103865/maximum-product-of-contiguous-subsequence-over-mathbbr | # Maximum product of contiguous subsequence over $\mathbb{R}$
For the problem of a subsequence of maximum product with negative, zero and positive integers, I have the following working solution (inspiration from here).
Let us first show how to solve the problem when the array contains no zeroes:
• If there is a sin... | 2019-05-21 12:36:22 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brandon.nguyen.vc/2021/06/attractors/ | Strange attractors describe a state that a dynamical system tends towards over time for many initial conditions. Of all the attractors I’ve seen, the Halvorsen attractor is my favorite attractor.
## Halvorsen Attractor§
The motion of a particle in the Halvorsen attractor is given by the following equations:
\begin{a... | 2023-03-29 00:00:28 | {"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": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://television33.net/k5bb5cz8/b9aff8-hall-effect-experiment-formula | Categorías
# hall effect experiment formula
The transverse voltage ( Hall effect) measured in a Hall probe has its origin in the magnetic force on a moving charge carrier. (Courtesy the Ferdinand Hamburger Jr Archives of the Johns Hopkins University) attracting pole pieces of the electromagnet. What is the average fl... | 2021-07-31 02:20:07 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/377064/using-keras-nn-to-predict-risk | # Using Keras NN to predict risk
### Question
What is the best activation to use for a keras NN predicting risk of a single binary outcome? Is it sigmoid? And are there some approaches I can use to get better predictions on the low-frequency risks?
### Background
I have about 400K records of surgical procedures and... | 2019-09-15 14:32:26 | {"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/80856/how-to-calculate-power-of-different-normality-tests-such-as-shapiro-wilk-ryan-t/80960 | # How to calculate power of different normality tests such as Shapiro-Wilk, Ryan test etc [closed]
Normality test for small samples with power comparison
• This is a vague question: please indicate what specific kind of help you are looking for.
– whuber
Dec 30, 2013 at 5:17
• (1) I've only heard of a Ryan test in th... | 2023-02-08 01:09:13 | {"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://chalem.com/ | (Originally posted May 27, 2022)
I decided to revisit my discussion of kitten scientists with AI language generation model GPT-3 from OpenAI.
GPT-3 sometimes seems to be just making things up. This is called “confabulation” and it can be a troublesome bug or a valuable feature depending on one’s intent.
Since GPT-3 ... | 2023-03-26 19:34:03 | {"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://nrich.maths.org/7235/note | ### Sponge Sections
You have been given three shapes made out of sponge: a sphere, a cylinder and a cone. Your challenge is to find out how to cut them to make different shapes for printing.
### Bands and Bridges: Bringing Topology Back
Lyndon Baker describes how the Mobius strip and Euler's law can introduce pupils... | 2014-09-01 12:06:03 | {"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://jira.lsstcorp.org/browse/DM-22708?page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel | Fix decam gen3 ingest
XMLWordPrintable
Details
• Type: Story
• Status: Done
• Resolution: Done
• Fix Version/s: None
• Component/s:
• Labels:
None
• Story Points:
8
• Sprint:
AP S20-2 (January)
• Team:
• Urgent?:
No
Description
It turns out the work I did on decam for DM-20763 was not complete: I only tested that ... | 2021-10-20 07:48:18 | {"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/pre-calculus/36374-logarithms-exponents-print.html | # Logarithms in Exponents
• Apr 28th 2008, 07:07 AM
Logarithms in Exponents
Okay I'm having a small issue with logarithms. I have this problem assigned by my teacher: Attachment 6089. How precisely do I solve this problem? And moreover what is the general rule to solving other problems like this?
• Apr 28th 2008, 07:1... | 2017-04-26 15:03:13 | {"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": 2, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://lists.boost.org/boost-build/2008/08/19877.php | # Boost-Build :
Date: 2008-08-11 14:30:59
On Monday 11 August 2008 19:40:44 Bilokon, Paul wrote:
> Hi,
>
> Apologies if the answer to this question is supposed to be obvious. I am
> trying to build Boost using the following command:
>
> "E:\dev\external\boost\boost_1_35_0\bjam\bjam.exe"
> --build-type=complete
> --bu... | 2019-03-19 20:53:20 | {"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://brilliant.org/discussions/thread/whats-your-mathematical-story/ | Kind of like my note "Improving at math", I want to hear from talented users about how they became so talented and why, where, when, and other stuff about it. Some things you can post are:
• What got you started with math?
• What interests you so much?
• What math class are you in?
• What are your test scores (AMC ... | 2021-04-14 02:27:11 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 20, "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/ma... |
https://assignment-daixie.com/tag/%E5%8D%8E%E5%A8%81%E5%A4%A7%E5%AD%A6%E4%BB%A3%E5%86%99/ | 物理技能 Physics Skills PX271
0
The arbitrary Grassmann algebra element $F \in G_{n}$ can be represented in the forms of the finite series
$$F(y)=F_{0}+F_{i_{1}}^{(1)} y_{i_{1}}+F_{i_{1} i_{2}}^{(2)} y_{i_{1}} y_{i_{2}}+\ldots+F_{i_{1} \ldots i_{n}}^{(n)} y_{i_{1}} \ldots y_{i_{n}},$$
where every summation index takes th... | 2022-12-10 05:54:26 | {"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://mathematica.stackexchange.com/questions/24086/why-function-cannot-be-defined-inside-for-loop/24087 | # Why function cannot be defined inside For loop? [closed]
I have a following code (which is simplified version of what I am doing):
For[i = 1, i <= 5, i++,
f[x_] := Sin[x]^2
Print[{i, f[i]}]
]
And the question is simple: why such thing doesn't work at all. It does not write any output, nor it prints anything, nor ... | 2014-07-31 21:53:30 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathoverflow.net/tags/projective-varieties/info | In algebraic geometry, a projective variety over an algebraically closed field $k$ is a subset of some projective $n$-space $\mathbb P^n$ over $k$ that is the zero-locus of some finite family of homogeneous polynomials of $n + 1$ variables with coefficients in $k$, that generate a prime ideal, the defining ideal of the... | 2022-07-06 12:41:14 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://i.publiclab.org/notes/JSummers/01-04-2014/potentiostat-notes-3a-timing-de-bugged | # Potentiostat Notes 3a; Timing de-bugged
by JSummers | 04 Jan 20:47
### What I want to do
In Potentiostat Note 3, we described a bug in the timing of the WheeStat 5.1 software that introduced systematic noise into the current dimension (y-axis) of the voltammagrams. In this note I report that we have substantially ... | 2022-07-03 20:59:25 | {"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://lqp2.org/node/183 | # Spontaneous Collapse of Supersymmetry
Detlev Buchholz, Izumi Ojima
January 03, 1997
It is shown that, if generators of supersymmetry transformations (supercharges) can be defined in a spatially homogeneous physical state, then this state describes the vacuum. Thus, supersymmetry is broken in any thermal state and it... | 2020-02-23 04:22:34 | {"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://tex.stackexchange.com/questions/517200/what-does-csnumgdef-do | # what does csnumgdef do?
What does \csnumgdef do? From code examples, it appears to take two arguments, and one is led to believe that it defines a number var and assigns to it the value val, as in \csnumgdef{var}{val}. If var is being used as a simple counter, what are the advantages/disadvantages of this syntax ove... | 2019-12-12 22:44:39 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://xuebao.sjtu.edu.cn/CN/10.16183/j.cnki.jsjtu.2019.09.011 | • 学报（中文） •
### 基于支持向量机的雷达电子支援措施系统点迹-航迹关联算法
1. 1. 上海交通大学 自动化系， 上海 200240； 2. 中航工业雷华电子技术研究所， 江苏 无锡 214063
• 发布日期:2019-10-11
• 通讯作者: 李建勋，男，教授，博士生导师，电话(Tel.): 021-34204305；E-mail：lijx@sjtu.edu.cn.
• 作者简介:王江卓（1993-），男，河北省石家庄市人，硕士生，主要研究方向为模式识别与智能系统.
• 基金资助:
装备预研领域基金项目(61404130103)，2015 中航工业产学研专项，国家自然科学基金 (61673265)，国家重点基础研... | 2023-03-30 11:50:15 | {"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": 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/2214071/relations-and-functions-discrete-mathematics | # relations and functions discrete mathematics
let $B=\{1,2,3,4\}$. let $\mathscr T$ be the set of all functions from $B$ to $B$. let $\mathbb R$ be the following relation: for all $k,h \in \mathscr T$, $k\mathbb Rh$ if and only if $k(m) \le h(m)$ for some $m \in B$.
1) is $\mathbb R$ reflexive? symmetric? transitive... | 2021-10-17 16:04:11 | {"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://sumidiot.wordpress.com/2009/12/04/carnival-of-mathematics-60/ | ## Carnival of Mathematics #60
Welcome to the Carnival of Mathematics! Finding that the 60th is apparently the “diamond anniversary,” I was reminded of the symmetry in the Buckyball $C_{60}$, which has the shape of a truncated icosahedron. You can make pretty nice ones using modular origami:
Before getting to this mo... | 2016-05-06 01:36:53 | {"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": 0, "img_math": 3, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.enotes.com/homework-help/how-many-solutions-does-6x-2-1x-10-0-have-what-377564 | # How many solutions do `6x^2 - 1x + 10 = 0` have? And what type of numbers are they?
The discriminant of a quadratic equation in a form `ax^2+bx+c=0` can be used to predict the number of solutions and its type if it is rational, irrational or a complex number.
The formula is:
`Discriminant = b^2 - 4ac`
If the dis... | 2023-02-03 08:14:49 | {"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://accessanesthesiology.mhmedical.com/content.aspx?bookid=564§ionid=42800532 | Chapter 2
• A pressure of 1000 psig indicates an E-cylinder that is approximately half full and represents 330 L of oxygen.
• The only reliable way to determine residual volume of nitrous oxide is to weigh the cylinder.
• To discourage incorrect cylinder attachments, cylinder manufacturers have adopted a pin index saf... | 2017-01-21 21:34:37 | {"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://fr.maplesoft.com/support/help/maple/view.aspx?path=DataSets/Builtin/WorldMap/SetCenter&L=F | SetCenter - Maple Help
DataSets[Builtin][WorldMap]
SetCenter
specify the view center for a WorldMap object
Calling Sequence SetCenter(m,ref) SetCenter(m,p)
Parameters
m - a WorldMap object ref - a Reference to the GeoNames dataset p - a list representing a point
Description
• The SetCenter command changes t... | 2022-01-18 19:43:03 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 13, "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://physics.hmc.edu/colloquium/546/ | ### HMC Physics Colloquium
Tuesdays at 16:30 in Shanahan Center for Teaching and Learning, Room B460
## John Gregoire
Caltech
Enabling Solar Fuels Technology With High Throughput Experimentation
Nov. 5, 2013
The High Throughput Experimentation (HTE) project of the Joint Center for Artificial Photosynthesis (JCAP,... | 2018-12-17 00:56:53 | {"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.nature.com/articles/s41598-018-28630-4?error=cookies_not_supported&code=fb20779c-2b8f-4a46-9dd2-9fc182e2149b | 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... | 2022-08-16 19:57:53 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/258216/conceptual-difference-between-correlation-and-regression?noredirect=1 | # Conceptual difference between correlation and regression [duplicate]
In my corner of the world, I encounter this situation. A student will work on his/her dissertation/thesis and have a set of variables. To address the hypothesis, the student conducts a correlation matrix. I often encounter faculty who state "well, ... | 2019-05-24 09:06:13 | {"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.wikipedia.org/wiki/Integral_extension | Integral element
(Redirected from Integral extension)
In commutative algebra, an element b of a commutative ring B is said to be integral over A, a subring of B, if there are n ≥ 1 and aj in A such that
${\displaystyle b^{n}+a_{n-1}b^{n-1}+\cdots +a_{1}b+a_{0}=0.}$
That is to say, b is a root of a monic polynomial ... | 2020-06-05 10:47:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 223, "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/m... |
https://www.lmfdb.org/ModularForm/GL2/Q/holomorphic/2450/2/a/bl/ | # Properties
Label 2450.2.a.bl Level 2450 Weight 2 Character orbit 2450.a Self dual yes Analytic conductor 19.563 Analytic rank 1 Dimension 2 CM no Inner twists 1
# Related objects
## Newspace parameters
Level: $$N$$ = $$2450 = 2 \cdot 5^{2} \cdot 7^{2}$$ Weight: $$k$$ = $$2$$ Character orbit: $$[\chi]$$ = 2450.a... | 2020-05-31 13:44:51 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://crescentschool-taliparamba.com/qvobxl/2ea9ce-multinomial-distribution-mean-and-variance-derivation | In a suitable controlled trial, with independent events and constant probabilities, the best estimates for the population mean and variance are the sample mean and variance. $$f(x)=\dfrac{n!}{x_1!x_2! Playing a fair American Roulette (all outcomes are equally likely) is a multivariate Bernoulli experiment with \theta_1... | 2021-02-27 12:10:31 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://stats.stackexchange.com/questions/83136/is-facebook-coming-to-an-end | # Is Facebook coming to an end?
Recently, this paper has received a lot of attention (e.g. from WSJ). Basically, the authors conclude that Facebook will lose 80% of its members by 2017.
They base their claims on an extrapolation of the SIR model, a compartmental model frequently used in epidemiology. Their data is dr... | 2014-07-23 20:08:29 | {"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://bt.gateoverflow.in/194/gate2013-64 | # GATE2013-64
If $\text{|-2X + 9| = 3}$ then the possible value of $|-X|-X^2$ would be:
1. $30$
2. $-30$
3. $-42$
4. $42$ | 2021-01-20 20:39:26 | {"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... |