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http://math.stackexchange.com/questions/253233/quadratic-programming-with-simplex-constraints?answertab=active | # Quadratic programming with simplex constraints
I have this quadratic function $x'Ax$ which is not convex. I want to maximize this function subject to the constraints that the solution x lies in a simplex such that $\sum_{i=1}^{n}x_i=1$. That means the solution lies in a simplex and $x \epsilon [0,1]^n$.
I want to w... | 2015-01-30 18:33:37 | {"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... |
http://mathematica.stackexchange.com/questions/51484/rotation-matrix-to-quaternion | # Rotation matrix $\to$ quaternion
I found a very good link about quaternions in Mathematica , but I don't know how to create a quaternion from a rotation matrix. Can anyone help me, please?
### Update
I need this:
A rotation may be converted back to a quaternion through the use of the following algorithm. The proc... | 2016-05-31 18:01:51 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://docs.eyesopen.com/toolkits/csharp/medchemtk/OEMedChemClasses/OECreateMMPIndexOptions.html | # OECreateMMPIndexOptions¶
class OECreateMMPIndexOptions
This class represents the OECreateMMPIndexOptions class that encapsulates properties to control a matched pair indexing analysis.
## Constructors¶
OECreateMMPIndexOptions()
OECreateMMPIndexOptions(const OEMatchedPairAnalyzerOptions &mmpopts)
Constructors t... | 2020-10-21 21:44:43 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://3697160567.srv040065.webreus.net/th-ulrl/557f38-perceptron-learning-algorithm-example | A comprehensive description of the functionality of a perceptron … Linear classification is nothing but if we can classify the data set by drawing a simple straight line then it … A Perceptron in Python. The perceptron can be used for supervised learning. The learning rate controls how much the weights change in each t... | 2021-04-11 09:37:31 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://email.esm.psu.edu/pipermail/macosx-tex/2004-June/006518.html | # [OS X TeX] TeXShop features, AppleScripting
Joel Gilmore gilmore at physics.uq.edu.au
Wed Jun 23 04:19:54 EDT 2004
Hi all,
This is a slightly long email - I apologise in advance. So - I've just
recently made the Switch from Windows to Mac, and, consequently, WinEdt
to TeXShop for my latexing. Now I like the TeXSh... | 2020-07-09 12:35:01 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.deepdyve.com/lp/springer_journal/ell-p-left-mathbb-z-d-right-p-z-d-estimates-for-discrete-operators-of-Fw6W0UkHJk | # $$\ell ^p\left( \mathbb {Z}^d\right)$$ ℓ p Z d -estimates for discrete operators of Radon type: variational estimates
$$\ell ^p\left( \mathbb {Z}^d\right)$$ ℓ p Z d -estimates for discrete operators... We prove $$\ell ^p\left( {\mathbb {Z}}^d\right)$$ ℓ p Z d bounds for $$p\in (1, \infty )$$ p ∈ ( 1 , ∞ ) , of r-var... | 2018-09-19 17:45:01 | {"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... |
https://www.mathkplus.com/I-Math/Fractions/Improper-Fractions-To-Mixed-Numbers.aspx | Math K-Plus
# Improper Fraction To Mixed Number Calculator
## Converting Improper Fraction To Mixed Number
Let's talk about the details of Improper Fraction To Mixed Number.
Below are the rules that define a Improper Fraction.
• An Improper Fraction has a numerator that is greater or equal to in value than its deno... | 2020-09-18 16:07:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 2, "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://brilliant.org/problems/can-you-solve-this-system-of-equations/ | # Can you solve this system of equations
Algebra Level 4
Given the following system of equations:- $a^{m}b^{n}=x$ $c^{m}d^{n}=y$ Where a,b,c,d,x,y,m and n are non zero positive real numbers Find out the value of m+n
×
Problem Loading...
Note Loading...
Set Loading... | 2018-04-26 23:14:47 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://niemeyer-research-group.github.io/papers/paper/skeletal-reduction | Skeletal mechanism generation for surrogate fuels using directed relation graph with error propagation and sensitivity analysis
Niemeyer KE, Sung CJ, Raju MP. Combustion and Flame 157 (9) :1760–1770 (2010).
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A novel implementation for the skeletal reduction of large detailed ... | 2019-08-22 13:35:38 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://crypto.stackexchange.com/questions?page=2&sort=unanswered&pagesize=15 | # All Questions
195 views
### Entropy of Androids motion-sensor data
My app on Android uses the built-in motion sensors to collect seed-data for the PRNG (java.security.SecureRandom) that is later to be used for key-generation. The user is told to shake the device so ...
89 views
### What informal indicators exist ... | 2015-01-28 04:26:58 | {"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... |
https://minhyongkim.wordpress.com/2013/10/ | ## Monthly Archives: October 2013
### A vector space of uncountable dimension
Let $V=\{ f: {\bf N}\rightarrow R\}$ be the real vector space of all functions from the natural numbers to the reals. Then $V$ has uncountable dimension. To see this, for each $a>0$, let $f_a$ be the function such that $f_a(n)=a^n$.
Claim:... | 2017-05-27 17:28:23 | {"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": 64, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://p5mpi66mz6bbxmo5miuvag5kf4smvfexknvagujn2jlb6n2tdzdgqkad.onion.ws/sci/page/9/ | [ a / cm / ic / sci / tg / v / vg / vip / y ] [ index / top / statistics / report bug ]
# /sci/ - Science & Math
## Threads by creation - Page 9
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File: 121KiB, 1000x1000, c23c3e802095fa11906651ee28425f32.jpg [View Same] [Google] [iqdb] [SauceNAO]
Quoted By: >>12615797 >>12616040
BIjection.
HOMOmorphism.
... | 2021-01-24 06:38:08 | {"extraction_info": {"found_math": true, "script_math_tex": 1, "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... |
https://kb.osu.edu/dspace/handle/1811/18942 | # LOW-LYING $0^{+}$ STATES OF BISMUTH HYDRIDE
Please use this identifier to cite or link to this item: http://hdl.handle.net/1811/18942
Files Size Format View
1998-RG-12.jpg 71.61Kb JPEG image
Title: LOW-LYING $0^{+}$ STATES OF BISMUTH HYDRIDE Creators: Dilabio, G. A.; Christiansen, P. A. Issue Date: 1998 Publisher... | 2017-11-18 17:56:20 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathematica.stackexchange.com/questions/120620/how-to-increase-the-evaluation-speed-of-this-numerical-integral | How to increase the evaluation speed of this numerical integral?
I have a three dimensional integration, which takes about 30s using LocalAdaptive and "GaussKronrodRule". Using GlobalAdaptive and other rules will take more time. I have tried many different combinations of integration strategies, it seems that Method -... | 2021-06-23 06:40:22 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://buboflash.eu/bubo5/show-dao2?d=150915390 | #elisp
The functions ffloor, fceiling, fround, and ftruncate take a floating-point argument and return a floating-point result whose value is a nearby integer. ffloor returns the nearest integer below; fceiling, the nearest integer above; ftruncate, the nearest integer in the direction towards zero; fround, the nearest... | 2022-08-12 08:54:16 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/4063131/finding-the-roots-of-a-function-applied-twice/4063143 | # Finding the roots of a function applied twice
I saw this problem a few days ago and still haven't cracked it. Therefore, I thought I might ask you all for help.
The graph of $$f(x)$$ has four roots on the interval $$[-5,5]$$. How many different roots does $$f(f(x))$$ have? Here is a picture of the graph of $$f(x)$$... | 2022-08-18 13:38:30 | {"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... |
https://jokergoo.github.io/ComplexHeatmap-reference/book/introduction.html | # Chapter 1 Introduction
Complex heatmaps are efficient to visualize associations between different sources of data sets and reveal potential patterns. Here the ComplexHeatmap package provides a highly flexible way to arrange multiple heatmaps and supports self-defined annotation graphics.
## 1.1 General design
A si... | 2021-01-28 13:47:22 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/502a2a79e4b0fbb9a3a6ffbf | ## A community for students. Sign up today
Here's the question you clicked on:
## navpreet 3 years ago surface area of a cylinder?
• This Question is Closed
1. huneya
Surface Area = 2(pi r 2) + (2 pi r)* h
2. navpreet
a tin soup is in the shape of a cylinder. it has a radius of 3cm and its height is 12cm. the tin... | 2015-11-26 01:36:10 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://puzzling.stackexchange.com/questions/43381/get-the-largest-number-using-the-crazy-circuit-board/43388 | # Get the largest number using the crazy circuit board
There is a crazy circuit board with three kinds of elements which can change the signal value. All intersecting paths are connected (but paths touching by a single point are disconnected).
There is an input line (marked blue) and an output line (marked red).
The... | 2021-06-17 02:25:07 | {"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://socratic.org/questions/how-to-find-how-many-moles-are-in-an-ion | # How to find how many moles are in an ion?
## I am given the solution of NaCl and it has a mass of 53.2 g and a molar mass of 58.44 g. I already know to how to find the number of moles for the entire solution, but I also need to find the number of moles for Na + ions. How exactly to I go about doing that? Thanks in a... | 2019-08-19 18:40:12 | {"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... |
http://physics.stackexchange.com/tags/spinors/new | # Tag Info
5
Here's my two cents worth. Why Lie Algebras? First I'm just going to talk about Lie algebras. These capture almost all information about the underlying group. The only information omitted is the discrete symmetries of the theory. But in quantum mechanics we usually deal with these separately, so that's f... | 2014-04-18 13:29:03 | {"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://math.stackexchange.com/questions/2316422/boxes-and-papers-probability | # Boxes and papers probability
There are $2n$ boxes labeled with numbers $1, 2, \cdots, 2n$ and $2n$ papers also labeled $1, 2, \cdots, 2n$. If we put papers in boxes (one paper in each box) and add their numbers (sum of paper number and box number), what is the probability that:
a) the sum of each paper/box pair is ... | 2020-04-03 12:02:29 | {"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://libros.duhnnae.com/2017/jun9/149854631266-Lensing-and-Supernovae-Quantifying-The-Bias-on-the-Dark-Energy-Equation-of-State-Astrophysics.php | # Lensing and Supernovae: Quantifying The Bias on the Dark Energy Equation of State - Astrophysics
Lensing and Supernovae: Quantifying The Bias on the Dark Energy Equation of State - Astrophysics - Descarga este documento en PDF. Documentación en PDF para descargar gratis. Disponible también para leer online.
Abstrac... | 2018-10-18 16:10:21 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://eprint.iacr.org/2009/448/20090914:012613 | ## Cryptology ePrint Archive: Report 2009/448
Precise Bounded-Concurrent Zero-Knowledge in Almost Constant Rounds
Ning Ding and Dawu Gu and Bart Preneel
Abstract: Precise concurrent zero-knowledge is a new notion introduced by Pandey et al. \cite{P:P:M:T:V} in Eurocrypt'08 (which generalizes the work on precise zero... | 2014-12-20 21:35:45 | {"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://tex.stackexchange.com/questions/369789/vdash-with-a-tilde-instead-of-a-horizontal-line | # \Vdash with a tilde instead of a horizontal line?
I'm basically looking for a nicely type-set version of the symbol ||~, or a way to make it myself.
Is there a way to generate a math-mode symbol that looks like a \VDash, but with a tilde in place of a horizontal line?
• – egreg May 15 '17 at 7:26
$a \mathbin{\Vsy... | 2019-04-22 09:04:35 | {"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... |
https://jd2718.org/ | Last week was lousy. Omicron was raging. I had issues to deal with. Not good. I didn’t write. Not at all.
The long weekend was welcome. And after three days, I’m feeling a little better. I don’t know exactly why, but I’ll make a list of four possibles.
1. Staying on top of a resolution. A book a week. I meant it. And... | 2022-01-28 07:01:20 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 5, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://piping-designer.com/index.php/properties/thermodynamics/305-enthalpy | Enthalpy
Written by Jerry Ratzlaff. Posted in Thermodynamics
Enthalpy measures the potential energy changes in heat under constant pressure of the system.
formula
$$H = U \;+\; p V$$
Where:
$$H$$ = enthalpy
$$U$$ = internal energy
$$p$$ = pressure
$$V$$ = volume | 2017-06-25 17:30:05 | {"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... |
https://www.nature.com/articles/s41746-020-0287-6?error=cookies_not_supported&code=57bc4e76-c584-4c00-8d53-643e7a144cd2 | ## Introduction
Suicide has been an intractable public health problem despite advances in the diagnosis and treatment of major mental disorders1. A growing area is the development of suicide screening technologies through accessing and analyzing social media data2. Previous studies have shown that youth are likely to ... | 2022-12-05 12:41:11 | {"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://wordpress.stackexchange.com/questions/174889/nofollow-entire-website?answertab=oldest | By default whenever you disable indexing via Admin Settings
[ x ] Discourage search engines from indexing this site
<meta name='robots' content='noindex,follow' />
How do I change that to be nofollow instead of follow? I find it odd it enables "follow" and overall want it noindex,nofollow.
I could echo directly in... | 2019-10-16 07:48:47 | {"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... |
https://socratic.org/astrophysics | 0
Active contributors today
## What protects us from harmful radiation of the sun?
Hunaid L. Hanfee
Featured 1 year ago
The OZONE LAYER which lies in Stratosphere (16 to 48 kilometers above earth's surface) protects us from harmful UV radiation.
#### Explanation:
Ozone layer help us by trapping harmful radiation f... | 2017-10-21 23:07:00 | {"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://www.physicsforums.com/threads/complex-powers.3499/ | # Complex Powers
1. Jul 1, 2003
### Lonewolf
How do we express complex powers of numbers (e.g. 21+i) in the form a+bi, or some other standard form of representation for complex numbers?
2. Jul 1, 2003
### HallsofIvy
Staff Emeritus
First, of course, 21+i= 2*2i so the question is really about 2i (or, more generally... | 2017-07-24 04:56:00 | {"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... |
http://mathcentral.uregina.ca/QQ/database/QQ.09.13/h/jenn1.html | SEARCH HOME
Math Central Quandaries & Queries
Question from Jenn: Hello! I am about to buy a 7'9" round rug, but I want to have it cut down into a square. What's the largest square I can obtain from this? Thank you!
Hi Jenn,
I am not sure which dimension of the circle is $7'9" = 7.75'$ but I'll show you how to find... | 2023-02-02 21:58:23 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://jcom.sissa.it/archive/19/03/JCOM_1903_2020_A02 | # Post-normal science communication: exploring the blurring boundaries of science and journalism
### Abstract:
This article provides a framework for analysing changes and continuities in science communication. The field is challenged by three contexts: (1) ‘post-normal situations’ of coping with uncertainties, value ... | 2022-08-12 03:00:30 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 2, "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.lorenzogatti.me/2017-ACGT-Tutorials/docs/exercises_paml_1/ | # Exercise 2 - Branch models
We will use codeml program from PAML by Ziheng Yang. Use the command line mode for the tasks below. First, you need to understand which control file options to use. Next, try to reproduce the same analyses with codeml.
You will need a dataset of homologous protein-coding DNA sequences (st... | 2019-04-25 06:36:19 | {"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... |
https://homework.cpm.org/category/CON_FOUND/textbook/mc1/chapter/7/lesson/7.1.2/problem/7-24 | Home > MC1 > Chapter 7 > Lesson 7.1.2 > Problem7-24
7-24.
Simplify the following expressions and then check your answers with a scientific calculator.
1. $\left(16 + 2\right) · \left(−3−1\right)$
$18\left(-4\right)$
2. $−6 + 7 · 5$
$29$
3. $4\left(−6\right) − \left(−11\right) + 6\left(1 − 5\right)$
Circling ter... | 2023-02-03 13:58:24 | {"extraction_info": {"found_math": true, "script_math_tex": 6, "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... |
https://blog.tomrochette.com/phpunit-no-coverage-report | # PHPUnit - No coverage report
History / Edit / PDF / EPUB / BIB /
Created: August 5, 2012 / Updated: March 7, 2021 / Status: unknown / 2 min read (~362 words)
I was trying to get PHPUnit to give me some coverage report for a project I had not worked on for a long time. I had received a github pull request from someo... | 2021-09-23 23:59:40 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://blog.wouterkoolen.info/VonNeumannDuality/post.html | # Introduction
We start by recalling the (Shannon) relative entropy and its duals. The relative entropy between two nonnegative (element-wise) vectors $${\boldsymbol{w}}$$ and $${\boldsymbol{u}}$$ is defined by $\operatorname{\triangle}{\left({\boldsymbol{w}}\middle\|{\boldsymbol{u}}\right)} ~=~ \sum_k {\left(w_k \ln ... | 2017-09-23 19:48:02 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.reddit.com/r/math/comments/cr15l/group_presentations/ | This is an archived post. You won't be able to vote or comment.
[–] 0 points1 point (4 children)
Can someone explain the significance of a-1 = a3? Clearly there is a fundamental relationship but I just can't see it. Something about 3s and primes. Love you.
[–] 0 points1 point * (1 child)
Context? Edit: Wait is tha... | 2016-07-31 10:43:53 | {"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... |
https://math.stackexchange.com/questions/972725/show-that-the-inverse-of-a-strictly-diagonally-dominant-matrix-is-monotone?rq=1 | # Show that the inverse of a strictly diagonally dominant matrix is monotone
I have been struggling with this problem for awhile. Given that $A$ is a strictly diagonally dominant matrix with positive diagonal entries and non-positive off-diagonal entries, show that $A$ is monotone, i.e. $A^{-1} \geq 0$, meaning $a^{-1... | 2020-10-23 03:02:08 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/help-with-understanding-the-doppler-effect.975325/ | # B Help with understanding the Doppler effect
#### frostysh
Summary
Why it is so 'absolute' and why the case of source of waves is different from the observers at concept level?
My answer on this question for now is that producing a waves in the medium is an event which is basically must be invariant in the any of f... | 2019-08-25 06:34:25 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.mathworks.com/help/stats/classificationpartitionedlinearecoc.kfoldpredict.html | Documentation
# kfoldPredict
Predict labels for observations not used for training
## Description
example
Label = kfoldPredict(CVMdl) returns class labels predicted by the cross-validated ECOC model composed of linear classification models CVMdl. That is, for every fold, kfoldPredict predicts class labels for obse... | 2019-11-22 02:39:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 20, "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://carminahairandbeautycare.co.uk/kpdwp4r/which-characteristic-best-identifies-a-decomposition-reaction-8fa92d | # which characteristic best identifies a decomposition reaction
Definition. The reaction involves oxygen. DECOMPOSITION REACTION. Which is a characteristic of a decomposition reaction?1. Usually, decomposition reactions require energy input. The balanced … Another way to prevent getting this page in the future is to u... | 2021-07-30 13:47:56 | {"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://www.physicsforums.com/threads/analytic-verification-of-kramers-kronig-relations.786599/ | Analytic verification of Kramers-Kronig Relations
Tags:
1. Dec 9, 2014
Septim
1. The problem statement, all variables and given/known data
Show that the real and imaginary parts of the following susceptibility function satisfy the K-K relationships. Use the residue theorem.
$$\chi(\omega) = \frac{\omega_{p}^2}{(\ome... | 2017-08-24 11:55:58 | {"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": 2, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://worldbuilding.stackexchange.com/questions/23989/airship-aircraft-carrier-dimensions | # Airship Aircraft Carrier Dimensions
I'm currently writing a military science fiction story set in a post cyberpunk world I've been building. The story focuses on a tank crew, but it also prominently features an enormous airship that functions as a flying airfield or aircraft carrier. I'm trying to get a sense of sca... | 2022-07-04 12:52:57 | {"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://ora.ox.ac.uk/objects/uuid:624f7250-5742-44c9-a192-9114b8176ba1 | Journal article
### Clustering of ultrahigh energy cosmic rays and their sources
Abstract:
The sky distribution of cosmic rays with energies above the "GZK cutoff" holds important clues to their origin. The AGASA data, although consistent with isotropy overall, shows evidence for small-angle clustering, and it has b... | 2021-10-16 14:31:29 | {"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://sciencerocksmyworld.com/physics-professor-dreams-up-a-homework-problem-and-then-discovers-this/ | # Physics Professor Dreams Up a Homework Problem and then Discovers This
Carl Hagen, a particle physicist at the University of Rochester, decided to have his students apply a computational technique for approximating the energy states of quantum systems (such as molecules) to the hydrogen atom. As he worked out the s... | 2018-06-24 03:15:58 | {"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://mathoverflow.net/api/userquestions.html?userid=15856&page=1&pagesize=10&sort=newest | 27
# Questions
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### upper bound on first non-zero eigenvalue of the Laplacian
dec 19 at 15:41 Ralf Rueckriemen 634
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### unique continuation principle
mar 19 12 at 1:56 Kelei Wang 111
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### ellipticity independent of metric?
mar ... | 2013-05-21 03:07:18 | {"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://ddfpornstars.com/slab-rate-fyrdlcd/page.php?id=brunner-%26-suddarth%27s-textbook-of-medical-surgical-nursing-10th-edition-0b6d80 | Block diagram representing flight control system of an aircraft. Nowadays, PLC becomes more and more popular in industries for automation purpose. A block diagramis a chart or diagram using labeled blocks connected by lines or arrows to represent the relationship of parts or phases, as the steps in a data-processing ap... | 2021-04-17 08:57:41 | {"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": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://learn.careers360.com/engineering/question-solve-this-problem-a-uniformly-charged-ring-of-radius-3a-and-total-charge-q-is-placedin-xy-plane-centred-at-origin-a-point-charge-q-is-moving-towardsthe-ring-along-the-z-axis-and-has-speed-v-at-z4a-the-minimumvalue-of-v-such-that-it-crosses-the-or/ | # A uniformly charged ring of radius 3a and total charge q is placedin xy-plane centred at origin. A point charge q is moving towardsthe ring along the z-axis and has speed v at z=4a. The minimumvalue of v such that it crosses the origin is : Option 1) $\sqrt{(\frac{2}{m})}(\frac{4}{15}\frac{q^{2}}{4\pi\varepsilon _oa}... | 2020-06-01 02:11:42 | {"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": 0, "codecogs_latex": 17, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://math.stackexchange.com/questions/639100/locally-strongly-connected-product-spaces | # Locally / Strongly connected product spaces
I have to give necessary and sufficient conditions s.t. $X=\prod_i X_i$ is locally / strongly connected, where $(X_i,\tau_i)$ are non-empty top. spaces.
First locally: Assume all $X_i$ are locally connected. Let $x \in X$. Consider some fixed $i$. Then $x_i = p_i(x) \in X... | 2014-11-27 13:28:42 | {"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... |
https://manual.q-chem.com/5.4/topic_rimp3.html | # 6.9 Resolution-of-the-identity MP3
(May 16, 2021)
Joonho Lee working with Martin Head-Gordon developed and added an implementation of RI-MP3 with only cubic-storage requirement. The resulting code can be applied to larger systems than what is possible in CCMAN2 (6.10) due to the improved storage scaling. To use thi... | 2021-06-21 16:09:01 | {"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/301034/how-to-know-whether-an-integral-can-be-solved/301052 | How to know whether an integral can be solved? [duplicate]
I just wonder: How do you know whether an integral can be solved? For example, exponential integral can not be derived to final result.
-
marked as duplicate by user7530, Ittay Weiss, Gerry Myerson, Hans Lundmark, Michael Greinecker♦Feb 12 '13 at 9:35
What ... | 2015-10-07 16:29:55 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/995885/50-plus-or-minus-13-is-good-or-bad-guessing-how-was-this-reached | # 50% plus or minus 13% is good or bad guessing. How was this reached?
I made some edits to this question which are separated and inserted at the end. If anyone feels this changes the question, please let me know and I will put it in a separate question.
I watched a documentary some years back and I cant find it anym... | 2022-01-24 10:57:25 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://pypi.org/project/aloe-django/ | Package for testing Django applications with Aloe
## Project description
Utilities for using [Aloe](https://github.com/aloetesting/aloe) with [Django](http://djangoproject.com):
• A harvest command to run Gherkin tests
• A collection of steps to aid in testing Django applications
Install:
pip install aloe_django
... | 2022-09-30 03:18:13 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://quizplus.com/quiz/154820-quiz-15-oligopoly | # Economics-Microeconomics
## Quiz 15 :Oligopoly
Question Type
An oligopoly is a market structure in which there are
Free
Multiple Choice
B
Tags
Choose question tag
The distinguishing features of oligopoly are ________ and a ________ in the industry.
Free
Multiple Choice
C
Tags
Choose question tag
When only a sma... | 2022-09-30 10:33:20 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://gre-test-prep.com/iowa-algebra-test/complex-fractions/finding-imaginary-roots.html | Algebra Tutorials!
Monday 25th of March
Try the Free Math Solver or Scroll down to Tutorials!
Depdendent Variable
Number of equations to solve: 23456789
Equ. #1:
Equ. #2:
Equ. #3:
Equ. #4:
Equ. #5:
Equ. #6:
Equ. #7:
Equ. #8:
Equ. #9:
Solve for:
Dependent Variable
Number of inequalities to solv... | 2019-03-25 02:09:27 | {"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... |
http://sourcephile.blogspot.com/ | Narrative and state-based descriptions
Software developers need to solve the most complex problems of the modern world using a brain that evolved mostly in the paleolithic age and earlier. How can we tap into the cognitive strengths of a hunter-gatherer to better produce and maintain software?
As we know, software de... | 2017-03-27 04:45:11 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://zbmath.org/authors/?q=ai%3Areich.holger | ## Reich, Holger
Compute Distance To:
Author ID: reich.holger Published as: Reich, Holger External Links: MGP
Documents Indexed: 20 Publications since 1999, including 1 Book 1 Contribution as Editor Co-Authors: 13 Co-Authors with 18 Joint Publications 281 Co-Co-Authors
all top 5
### Co-Authors
3 single-authored 1... | 2022-05-29 08:05:01 | {"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": 0, "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/16319/lists-of-coefficients-of-derivatives/16330 | # Lists of coefficients of derivatives
I want to extract two separate lists of coefficients of derivatives. If I have, for example,
cl= A1*D[P[x, y], {x, 1}] + A2*D[P[x, y], {x, 2}] +
A3*D[Q[x, y], {y, 3}] + A4*D[Q[x, y], {y, 1}];
I want to extract the lists {A1, A2} and {A3, A4} but do not want to type all the der... | 2013-05-26 02:27:56 | {"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... |
https://www.physicsforums.com/threads/does-ab-i-imply-ba-i.579911/ | # Does AB=I imply BA=I?
1. Feb 21, 2012
### asmani
Hi all.
Does there exist a field F such that AB=I doesn't imply BA=I, where A and B are square matrices (both n×n) over the field F?
2. Feb 21, 2012
### tiny-tim
hi asmani!
hint: BAB ?
3. Feb 21, 2012
### morphism
AB=I always implies BA=I regardless of the f... | 2018-05-20 21:07:51 | {"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... |
http://www.icmp.lviv.ua/en/preprints/1999/99-02e | 99-02E
# 99-02E
By - Posted on 08 February 2012
UDC:
537.226.33, 537.312.62
PACS:
64.60.Cn, 63.20.Ry, 74.25.Kc
Dynamics and thermodynamics of the model with local anharmonism in the case of absence of the electron Hubbard correlation. II. The numerical research.
I.V. Stasyuk
A.M. Shvaika
K.V. Tabunshchyk.
The ana... | 2017-10-20 17:50:36 | {"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... |
https://www.physicsforums.com/threads/load-factor-as-a-result-of-constant-roll-rate.795839/ | # Load factor as a result of constant roll rate
The fuel pressure load equation for an aircraft in a constant roll maneuver has the term (as a result of the roll maneuver):
$\frac{\dot{\phi^2}}{2g}R^2$
where
$R$ - radius from center of fuselage
$g$ - gravitational constant
$\dot{\phi}$ - roll rate
my question is w... | 2021-02-26 00:27:53 | {"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... |
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Zbl 0798.34019
Ledyaev, Yu.S.
Criteria for viability of trajectories of n... | 2013-05-21 06:24:16 | {"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": 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-solve-log-m-2-4-1 | # How do you solve log- m+2 = 4 ?
Apr 19, 2018
$m = - 100$
#### Explanation:
I am assuming that we have:
$\log \left(- m\right) + 2 = 4$
$\implies {\log}_{10} \left(- m\right) = 2$
Remember that:
If ${\log}_{a} \left(b\right) = c$, then $b = {a}^{c}$
$\implies - m = {10}^{2}$
$\implies - m = 100$
$\implies m... | 2020-03-29 06:45:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 8, "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://cs184.eecs.berkeley.edu/sp21/lecture/12-9/monte-carlo-integration | Lecture 12: Monte Carlo Integration (9)
ronthalanki
I'm was curious why Monte Carlo integration requires fewer samples than quadrature-based numerical integration and found this resource that explains it (https://math.stackexchange.com/questions/425782/why-does-monte-carlo-integration-work-better-than-naive-numerical-... | 2021-04-15 03:00:52 | {"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://studyfinance.com/debt-to-asset-ratio/ | # Debt to Asset Ratio
Debt to asset, also known as total debt to total asset, is a ratio that indicates how much leverage a company can use by comparing its total debts to its total assets. “Leverage” is a growth strategy. It means a company is using cash flow from loans as resources to improve their productivity. Sim... | 2020-04-01 14:12:38 | {"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/cross-section-formula-in-peskin-and-schroeder.983006/ | # Cross Section Formula in Peskin and Schroeder
• I
## Main Question or Discussion Point
On page 105 of Peskin and Schroeder's book it says that the integral over $d^2b$ in the expression:
$$d\sigma = \left(\Pi_f \frac{d^3 p_f}{(2\pi)^3}\frac{1}{2E_f}\right) \int d^2b\left(\Pi_{i=A,B} \int \frac{d^3 k_i}{(2\pi)^3}\... | 2020-02-23 14:52:01 | {"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... |
https://docs.ibis-project.org/generated/ibis.expr.types.DayOfWeek.index.html | # ibis.expr.types.DayOfWeek.index¶
DayOfWeek.index()
Get the index of the day of the week.
Returns
The index of the day of the week. Ibis follows pandas conventions, where Monday = 0 and Sunday = 6.
Return type
IntegerValue | 2020-01-18 00:55:01 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://spinningnumbers.org/drafts/Compare-charge-numbers.html | In terms of electron charges, $e^-$, one coulomb is the combined charge of $6.24 \times 10^{18}$ electrons. That’s 6.24 billion billion $e^-$’s.
That is a lot of electrons moving when the current is an ampere. So it’s no wonder when we deal with everyday currents we don’t count grains of sand, but instead talk about c... | 2020-10-21 07:52:36 | {"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... |
https://stats.stackexchange.com/questions/205970/arima-model-with-weekday-dummy-variables-forecast?noredirect=1 | # Arima Model with weekday dummy variables Forecast
I'm trying to create an Arima model and forecast it ahead the next 20 hours using the code and data below.
When I look at the median of df$tri for each hour and broken down by day of the week, each weekday seems to have a distinct 24 hour pattern. So I thought I wou... | 2019-11-15 15:05:09 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "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/9.08%3A_Real_Data | # 9.8: Real Data
Let’s go through the process of looking at a 2x2 factorial design in the wild. This will be the very same data that you will analyze in the lab for factorial designs.
## Stand at attention
Do you pay more attention when you are sitting or standing? This was the kind of research question the researc... | 2022-05-20 01:25:29 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://engineering.stackexchange.com/questions/47234/is-it-possible-to-calculate-over-shoot-percentage-and-settling-time-of-an-underd | # Is it possible to calculate Over Shoot percentage and settling time of an Underdamped 2nd order system with Ramp input?
Most of the books derive Over Shoot percentage, settling time for 2nd order underdamped it for unit step response. Do these parameters exist for 2nd order underdamped system for Ramp response too? ... | 2021-10-16 20:22:11 | {"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://gasalarmsystems.in/white-claw-uzrkd/if-the-triangle-pqr-varies%2C-then-the-minimum-value-of-5ba4d7 | Ff4 Party Members, Weimaraner Pros And Cons, Nicollet County Criminal Complaints, What Does Sulfur Repel, What Bodies Fit Axial Smt10 Chassis, Taylor Digital Led Thermometer, Keto Egg Rolls Air Fryer, New Prime Anime, Alpha Gamma Delta Mascot, " /> Ff4 Party Members, Weimaraner Pros And Cons, Nicollet County Criminal C... | 2021-02-28 09:45:57 | {"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": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/196/how-does-the-wheel-paradox-work/194440 | # How does the wheel paradox work?
I keep looking at this picture and its driving me crazy. How can the smaller circle travel the same distance when its circumference is less than the entire wheel?
-
The wheel paradox is simply a cute way of showing that one-to-one correspondence does not imply equality of length. A ... | 2015-08-29 17:45:41 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://peterroelants.github.io/posts/cross-entropy-softmax/ | # Softmax classification with cross-entropy
This tutorial will cover how to do multiclass classification with the softmax function and cross-entropy loss function.
The previous section described how to represent classification of 2 classes with the help of the logistic function . For multiclass classification there e... | 2019-12-15 22:09:27 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/the-weight-of-a-nickel-is-80-of-the-weight-of-a-quarter-if-a-nickel-weighs-5-gra | # The weight of a nickel is 80% of the weight of a quarter. If a nickel weighs 5 grams, how much does a quarter weigh? A dime weighs 50% as much as a nickel does. What is the weight of a dime?
Aug 4, 2016
Weight of a quarter $= 6.25$ grams
Weight of a dime$= 2.5$ grams
#### Explanation:
The weight of a nickel is 80... | 2020-03-30 00:45:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 9, "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://blog.drscottfranklin.net/category/spiritual-principles/ | Is God a Mathematician?
“The miracle of the appropriateness of the language of mathematics to the formulation of the laws of physics is a wonderful gift which we neither understand nor deserve”.
from The Unreasonable Effectiveness of Mathematics in the Natural Sciences by Nobel Laureate Eugene Wigner (1960)
An artic... | 2014-04-18 21:15:53 | {"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://forum.math.toronto.edu/index.php?PHPSESSID=j42beicqrurm5nq5pqe641gm45&action=profile;area=showposts;sa=messages;u=1679 | ### Show Posts
This section allows you to view all posts made by this member. Note that you can only see posts made in areas you currently have access to.
### Messages - Muyao Chen
Pages: [1]
1
##### Final Exam / Re: FE-P1
« on: December 18, 2018, 01:46:33 PM »
$$f(z) = \frac{A}{z-(-1+i)} + \frac{B}{z-(-1-i)}$$
Sol... | 2022-07-06 21:40:47 | {"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": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://ezeenotes.in/a-bucket-filled-with-water-is-tied-to-a-rope-of-length-0-5-m-and-is-rotated-in-a-circular-path-in-vertical-pane-the-least-velocity-it-should-have-at-the-lowest-point-of-circle-so-that-water-dose-not/ | # A bucket filled with water is tied to a rope of length 0.5 m and is rotated in a circular path in vertical pane. The least velocity it should have at the lowest point of circle so that water dose not spill is, (𝑔 = 10 ms−2 )
Question : A bucket filled with water is tied to a rope of length 0.5 m and is rotated in a... | 2023-02-04 14:49:35 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://en-academic.com/dic.nsf/enwiki/14386 | # Panspermia
Panspermia
Panspermia
Panspermia (Greek: πανσπερμία from πᾶς/πᾶν (pas/pan) "all" and σπέρμα (sperma) "seed") is the hypothesis that life exists throughout the Universe, distributed by meteoroids, asteroids and planetoids.[1]
Panspermia proposes that life that can survive the effects of space, such as ex... | 2022-12-01 20:27:52 | {"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": 0, "mathjax_asciimath": 0, "img_math": 1, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.lrde.epita.fr/wiki/Publications/boutry.19.dgci | # One More Step Towards Well-Composedness of Cell Complexes over n-D Pictures
## Abstract
An ${\displaystyle n}$-D pure regular cell complex ${\displaystyle K}$ is weakly well-composed (wWC) if, for each vertex ${\displaystyle v}$ of ${\displaystyle K}$, the set of ${\displaystyle n}$-cells incident to ${\displaystyl... | 2022-08-10 05:54:42 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 20, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://mathematica.stackexchange.com/questions/85222/how-to-set-the-timeout-value-for-data-functions | # How to set the timeout value for *Data functions
I haven't measured this precisely but it seems the default timeout value for retrieving EntityValues with *Data functions is in the range of tens of seconds. This significantly impacts the execution time if the *Data function is called repeatedly, because I often get ... | 2022-01-27 11:40:47 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1381862/a-question-about-semidirect-product | # A question about semidirect product
When we consider the classification of the group G by semidirect product, we need to consider all the homomorphisms from K to Aut(H), Where G=HK and H$\unlhd$G,H$\bigcap$K=1
But by the theorem: Suppose G is a group with subgroups H and K such that, (1) H$\unlhd$G (2) H$\bigcap$K=... | 2019-05-24 17:43:58 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.paperswithcode.com/paper/on-the-number-of-quadratic-orthomorphisms | # On the number of quadratic orthomorphisms that produce maximally nonassociative quasigroups
24 May 2020 · Drápal Aleš, Wanless Ian M. ·
Let $q$ be an odd prime power and suppose that $a,b\in\mathbb{F}_q$ are such that $ab$ and $(1{-}a)(1{-}b)$ are nonzero squares. Let $Q_{a,b} = (\mathbb{F}_q,*)$ be the quasigrou... | 2021-12-08 19:30:08 | {"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://stormwater.pca.state.mn.us/index.php/Calculating_credits_for_green_roofs | Warning: Models are often selected to calculate credits. The model selected depends on your objectives. For compliance with the Construction Stormwater permit, the model must be based on the assumption that an instantaneous volume is captured by the BMP.
TSS TP PP DP TN Metals Bacteria Hydrocarbons 85 0 0 0 insufficie... | 2020-01-27 15:18:35 | {"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": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://crypto.stackexchange.com/questions/58838/authentication-scheme-to-protect-against-fake-devices | # Authentication scheme to protect against fake devices
I want two embedded devices (call them master and slave) to communicate with each other. For intellectual property protection, the master must reject fake slave devices (the other way around is a pre but not a requirement).
I'm having no luck finding a scheme th... | 2020-04-08 19:27:36 | {"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... |
https://mathematica.stackexchange.com/questions/69669/bug-in-plotting-function-using-findminimum | # Bug in plotting function using FindMinimum?
Bug introduced in 10.0 and persisting through 11.0.1 or later
While working on an answer to RegionPlot from NDSolve, I came across this strange behavior of RegionPlot and ParametricPlot involving a function that sometimes called FindMinimum. Below is a simplified version ... | 2019-10-21 16:29:56 | {"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... |
https://answerofmath.com/solved-multiple-linear-regression-p-value-equal-to-na/ | # Solved – Multiple Linear Regression – p value equal to NA
I have the problem that my p-value is always NA.
I am making a Multiple Linear Regression in R. I have panel data for the period 2008-2018. One dependent variable (y) and 16 independent variables (x1-x16), z are the years (2008-2018).
Here are my inputs and r... | 2023-03-23 16:58:49 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/tags/regular-expressions/hot | # Tag Info
7
You want to show that $$\frac{\sqrt{3}+1}{2\sqrt{2}} = \frac{\sqrt{2+\sqrt{3}}} {2}.$$ Rearrange this into $$2(\sqrt{3} + 1) = 2\sqrt{2}\sqrt{2+\sqrt{3}}.$$ Since both sides are evidently positive, this is equivalent to $$(2(\sqrt{3} + 1))^2 = (2\sqrt{2}\sqrt{2+\sqrt{3}})^2,$$ which simplifies to $$4(4 +... | 2014-03-08 06:12:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://scicomp.stackexchange.com/questions/2799/finding-dominant-eigenvectors-of-an-operator-that-is-small-but-costly-to-evaluat/2813 | Finding dominant eigenvectors of an operator that is small but costly to evaluate
Suppose I have a symmetric linear operator $A:\mathbb{R}^k \rightarrow \mathbb{R}^k$ where $k$ is "small" (eg., $k=100$), and I want to find it's first few eigenvectors, (eg., $10$ eigenvectors).
If we had a matrix representation of $A$... | 2020-01-21 14:38:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://chat.stackexchange.com/transcript/message/39763683 | 00:00 - 14:0014:00 - 00:00
12:23 AM
0
In Majda and Bertozzi, Vorticity and Incompressible Flow on page 32, the orthogonal decomposition of a vector field $v\in L^2(\Bbb R^n)\cap C^\infty(\Bbb R^n)$ is proved, namely $$v=w+\nabla q, \quad w\bot_{L^2} \nabla q,$$ with both $w$ and $\nabla q$ in $L^2\cap C^\infty$. The ... | 2020-04-10 00:44:34 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cstheory.stackexchange.com/tags/polynomial-time/hot?filter=year | # Tag Info
Discrete Log over subgroups of finite fields of fixed characteristic (meaning $\mathbb{F}_{p^n}$ as $n\to\infty$) is known to be in quasi-polynomial time, see Discrete logarithms in quasi-polynomial time in finite fields of fixed characteristic by Thorsten Kleinjung and Benjamin Wesolowski. The hardness of ... | 2020-11-26 12:32:20 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://hyperspacewiki.org/index.php/Relation | # Relation
Let $X$ be a set. We say that any $R \subset X \times X$, where $\times$ denotes the product is a relation on $X$. | 2019-01-22 09:25:08 | {"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://math-mprf.org/journal/articles/id1280/ | Lyapunov Exponents of Brownian Motion: Decay Rates for Scaled Poissonian Potentials and Bounds
#### J. Ruess
2012, v.18, Issue 4, 595-612
ABSTRACT
We investigate Lyapunov exponents of Brownian motion in a nonnegative Poissonian potential $V$. The Lyapunov exponent depends on the potential $V$ and our interest lies ... | 2020-08-08 11:33:56 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://scma.maragheh.ac.ir/article_36659.html | Document Type: Research Paper
Authors
1 Faculty of Mathematics, Yazd University, Yazd, Iran and Department of Mathematics, Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran.
2 Department of Mathematics, Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran.
Abstract
The main purpose of this paper is to study the a... | 2019-12-10 03:05:18 | {"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://lavelle.chem.ucla.edu/forum/viewtopic.php?f=12&t=45991 | ## Balancing Chemical Equations Formatting
DesireBrown1J
Posts: 98
Joined: Wed Sep 18, 2019 12:18 am
### Balancing Chemical Equations Formatting
In some homework problems, reactant/products are sometimes formatted like Mg(N3)2(s). How should I be interpreting problems like this in order to balance them correctly? Sh... | 2020-10-28 16:18:32 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 5, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.queryxchange.com/q/21_2298611/a-proof-of-the-definition-of-haar-functions/ | # A proof of the definition of Haar functions.
by weakmathematician Last Updated May 27, 2017 10:20 AM
Let $I = I_{j,k}$ be a dyadic interval. The Haar function associated with I is defined by$$h_{j,k}(x) =\frac{1}{|I|} (\chi_{I_{R}(x)} - \chi_{I_{L}(x)} ),$$ where, $I_{R} = [(2k + 1)2^{-j-1}, (k+1)2^{-j}[$, $I_{L}... | 2018-10-23 01:47:23 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/supremum-and-infimum-proof.111953/ | # Supremum and Infimum proof
1. Feb 23, 2006
### playboy
Hi.
Can somebody please check my work, its this dumb proof in the text book which is the most obvious thing.
Let S and T be nonempty bounded subsets of R with $S \subseteq T$.
Prove that $inf T \leq inf S \leq sup S \leq sup T$.
I first broke it up into par... | 2018-02-19 18:18:25 | {"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://people.maths.bris.ac.uk/~matyd/GroupNames/320/Dic5s3SD16.html | Copied to
clipboard
## G = Dic5⋊3SD16order 320 = 26·5
### 2nd semidirect product of Dic5 and SD16 acting via SD16/D4=C2
Series: Derived Chief Lower central Upper central
Derived series C1 — C2×C20 — Dic5⋊3SD16
Chief series C1 — C5 — C10 — C20 — C2×C20 — C4×Dic5 — D4×Dic5 — Dic5⋊3SD16
Lower central C5 — C10 — C2×... | 2021-02-26 04:26:59 | {"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://www.gradesaver.com/textbooks/math/trigonometry/CLONE-68cac39a-c5ec-4c26-8565-a44738e90952/chapter-6-review-exercises-page-292/61 | ## Trigonometry (11th Edition) Clone
$x = \frac{1}{3}~(tan^{-1}~2y - 2)$ where $y$ is in the interval $(-\infty, \infty)$
$y = \frac{1}{2}~tan~(3x+2)$ $x$ is restricted to the interval $(-\frac{2}{3}-\frac{\pi}{6}, -\frac{2}{3}+\frac{\pi}{6})$ We can find $y$ when $x$ approaches the value $~~-\frac{2}{3}-\frac{\pi}{6}... | 2021-02-25 00:07:23 | {"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... |