url string | text string | date timestamp[s] | metadata string |
|---|---|---|---|
http://mathoverflow.net/questions/109660/small-primes-in-arithmetic-sequences/110566 | # Small primes in arithmetic sequences
Fix an integer $a>1$. For $n \geq 1$ an integer, let $\pi_{n,1}(an)$ the number of primes $p \leq an$ such that $p \equiv 1 \pmod{n}$, and $\pi(an)$ the number of all primes $p \leq an$. Let $$Q_a(n) = \frac{\pi_{n,1}(an)}{\pi(an)} \phi(n),$$ where $\phi(n)$ is Euler's phi functi... | 2014-04-20T08:34:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://cpr-mathph.blogspot.com/2013/02/13023087-jean-francois-arnoldi-et-al.html | ## Asymptotic spectral gap and Weyl law for Ruelle resonances of open partially expanding maps [PDF]
Jean-François Arnoldi, Frédéric Faure, Tobias Weich
We consider a simple model of an open partially expanding map. Its trapped set K in phase space is a fractal set. We first show that there is a well defined discre... | 2020-06-02T07:57:06 | {"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://math.stackexchange.com/questions/3489643/fail-to-understand-the-indifference-criterion-means-that-1p-1-2p-2-3p-3 | Fail to understand 'The indifference criterion means that $1p_1=2p_2=3p_3$.'
The following problem is taken from Mark Joshi's quant interview book.
"I pick a number n from $$1$$ to $$100$$. If you guess correctly, I pay you $$\n$$ and zero otherwise. How much would you pay to play this game?"
The question was answer... | 2021-04-21T20:51:07 | {"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://csgillespie.wordpress.com/tag/mcmc/ | # Why?
## December 2, 2010
### Random variable generation (Pt 2 of 3)
Filed under: AMCMC, R — Tags: , , , , — csgillespie @ 5:44 pm
# Acceptance-rejection methods
This post is based on chapter 1.4 of Advanced Markov Chain Monte Carlo.
Another method of generating random variates from distributions is to use accep... | 2015-05-27T23:39:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 34, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://itprospt.com/num/10667416/show-that-there-are-no-vectors-u-and-mathbf-v-such-that | 1
# Show that there are no vectors u and $\mathbf{v}$ such that $\|\mathbf{u}\|=1$ $\|\mathbf{v}\|=2,$ and $\mathbf{u} \cdot \mathbf{v}=3$...
## Question
###### Show that there are no vectors u and $\mathbf{v}$ such that $\|\mathbf{u}\|=1$ $\|\mathbf{v}\|=2,$ and $\mathbf{u} \cdot \mathbf{v}=3$
Show that there are ... | 2022-08-14T17:54:37 | {"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... |
https://socratic.org/questions/a-substance-has-an-empirical-formula-of-ch-2-and-a-molar-mass-of-56-grams-per-mo | # A substance has an empirical formula of CH_2 and a molar mass of 56 grams per mole. What is the molecular formula for this compound?
Jan 3, 2017
## The molecular formula is always a whole number multiple of the empirical formula, so.........
#### Explanation:
("empirical formula")xxn="Molecular formula",
i.e. $\... | 2019-08-19T04:05:49 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/math/precalculus/precalculus-concepts-through-functions-a-unit-circle-approach-to-trigonometry-3rd-edition/chapter-13-a-preview-of-calculus-the-limit-derivative-and-integral-of-a-function-section-13-3-one-sided-limits-continuous-functions-13-3-assess-your-understanding-page-908/1 | ## Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
$f(0)=0$ and $f(2)=3$
$x=0$ lies in the interval $x\leq0$; therefore, $f(x)=x^2$ When $x=0$, then we have: $f(0)=0^2=0$ Since, $x=2$ lies in the interval $2\leq x\leq5$, therefore $f(x)=5-x$ When $x=2$, then we have: $f(2)... | 2021-10-25T00:55:36 | {"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://math.mit.edu/intprob/ | ##### Integrable Probability Working Group
This is an informal seminar run by Alexei Borodin, Jimmy He, and Roger Van Peski and devoted to recent developments related to the integrable probability in the wide sense.
Talks in Fall 2022:
• THURSDAY, September 15. 3:00pm in 4-153 (note: not building 2!)
Guilherme Silv... | 2022-09-28T09:54:39 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.impetus.no/support/manual/?command=LOAD_AIR_BLAST | "Optional title"
coid
entype, enid, $mtnt$, $x_c$, $y_c$, $z_c$, tid, diffract
toff, ground, $t_{end}$
##### Parameter definition
VariableDescription
coid Command ID
entype Entity type
options: P, PS, ALL
enid Entity ID
$mtnt$ Charge size (kg TNT equivalent)
$x_c$ Charge location (x-coordinate)
$y_c$ Charge location (y... | 2023-02-01T06:56:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/5090876ee4b0ad62053798c0 | ## anonymous 3 years ago Help
1. anonymous
2. anonymous
$6.05=\frac{1}{2}m\times (2.2)^2$ solve for $$m$$
3. anonymous
i would use a calculator start with $12.1=(2.2)^2m$ then $\frac{12.1}{(2.2)^2}=m$
4. anonymous
I got 0.625 is that right?
5. anonymous
I think I did something wrong | 2016-10-27T17:09:12 | {"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://web.ma.utexas.edu/users/m408s/m408d/CurrentWeb/LM11-5-4.php | Home
#### Integration by Parts
Integration by Parts
Examples
Integration by Parts with a definite integral
Going in Circles
#### Integrals of Trig Functions
Antiderivatives of Basic Trigonometric Functions
Product of Sines and Cosines (mixed even and odd powers or only odd powers)
Product of Sines and Cosines (only... | 2022-10-01T02:34:03 | {"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... |
http://zbmath.org/?q=an:0860.30029 | zbMATH — the first resource for mathematics
Examples
Geometry Search for the term Geometry in any field. Queries are case-independent. Funct* Wildcard queries are specified by * (e.g. functions, functorial, etc.). Otherwise the search is exact. "Topological group" Phrases (multi-words) should be set in "straight quot... | 2013-12-12T11:12:13 | {"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... |
http://math.stackexchange.com/questions/169176/2d-transformation-matrix-to-make-a-trapezoid-out-of-a-rectangle | 2D transformation matrix to make a trapezoid out of a rectangle
In most vector graphic software libraries I can use (3x3) matrices to transform 2D geometry (e.g. scale, rotate, skew). How does a matrix need to look like to transform a 2D rectangle to a symmetrical trapezoid (or equilateral triangle if parameters are t... | 2015-08-30T10:50:24 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://notstatschat.rbind.io/2020/09/24/moar-survey-regression-models/ | # MOAR survey regression models
The VGAM package’s vglm() function, like the survey package’s svymle() function, allows for maximum likelihood fitting where linear predictors are added to one or more parameters of a distribution — but vglm() is a lot faster and has many distributions already built in. So, I stuck a co... | 2020-11-28T18:56:06 | {"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": 2, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.tutorialspoint.com/consecutive-ones-with-a-twist-in-javascript | # Consecutive ones with a twist in JavaScript
JavascriptWeb DevelopmentFront End Technology
## Problem
We are required to write a JavaScript function that takes in a binary array (an array that consists of only 0 and 1), arr, as the only argument. Our function should find the maximum number of consecutive 1s in this... | 2021-04-21T17:14:03 | {"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": 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/complex-laurent-series.602247/ | # Homework Help: Complex Laurent Series
1. May 1, 2012
### gbu
1. The problem statement, all variables and given/known data
Find the Laurent series of
$\frac{(z+2)}{(z-1)}$
on
$C_1: 1 < |z|$
and
$C_2: 0 < |z| < 1$
2. Relevant equations
I have a formula for computing Laurent series, but it includes an integral th... | 2018-10-17T03:52:15 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://ham.meta.stackexchange.com/questions/293/please-stop-giving-examples-in-watts-fractions-every-time-power-gain-loss-is-exp | # Please stop giving examples in watts/fractions every time power/gain/loss is expressed in dB
So, with this cable you would have 2.45 dB of loss. $10^{-2.45/10} \approx 0.57$, so if you put 100 watts in you'll get 57 watts out.
the loss increases very quickly. 2.45 dB might not be much loss, but if your SWR were 10:... | 2019-08-17T18:19:25 | {"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://gateoverflow.in/298393/testbook-series-theory-computation-identify-class-language?show=298402 | # Testbook Test Series: Theory of Computation - Identify Class Language
102 views
Consider the infinite two-dimensional grid G={(m,n)| m and n are integers}
Every point in G has 4 neighbors, North, South, East, and West, obtained by varying m or n by ± 1. Starting at the origin (0,0), a string of command letters N, ... | 2020-08-04T10:23:38 | {"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... |
http://aysent.github.io/2015/10/21/supervised-term-weighting.html | ### Motivation for text classification tasks
Web users generate massive amount of various text information: they share their thoughts and opinions in their personal blogs and social networks, write reviews and leave comments to products, movies and apps, restaurants and hotels, ask and answer questions in knowledge sy... | 2017-11-24T16:25:12 | {"extraction_info": {"found_math": true, "script_math_tex": 34, "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/ma... |
http://www.physicsforums.com/showthread.php?t=300234 | ## Derivative of the Area of a Circle
1. The problem statement, all variables and given/known data
Show that the rate of change of the area of a circle with respect to its radius is the same as the circumference of the circle. Can you suggest why?
2. Relevant equations
A = $$\pi$$r$$^{2}$$ = f(r)
L = 2$$\pi$$r = g(... | 2013-06-19T16:52:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://dtkaplan.github.io/MC2/Modeling/08-dimensions.html | # 15 Dimensions and units
Next time you’re at a family gathering with your 10-year-old cousin, give her the following math quiz.
1. What’s 3 + 2?
2. What’s 7 - 3?
3. What’s 3 miles + 2 miles?
4. What’s 3 miles + 2 kilometers?
5. What’s 3 miles + 2 kilograms?
I don’t know your cousin, but I suspect she will have an ... | 2022-06-25T20:22:45 | {"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": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://physics.stackexchange.com/questions/104357/measuring-a-fluctuating-quantity-instrument-error-vs-uncertainty-or-both | # Measuring a fluctuating quantity: Instrument error vs. uncertainty, or both?
Say I am measuring a quantity $x$ in physical system whose true value is approximately sinusoidal in time. I have an instrument to sample this quantity, for which the manufacturer gives an accuracy spec. Can I use this accuracy spec $(\Delt... | 2019-10-14T22:45:59 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://aimsciences.org/article/doi/10.3934/cpaa.2018019?viewType=html | # American Institute of Mathematical Sciences
March 2018, 17(2): 333-346. doi: 10.3934/cpaa.2018019
## Biharmonic systems involving multiple Rellich-type potentials and critical Rellich-Sobolev nonlinearities
School of Mathematics and Statistics, South-Central University for Nationalities, Wuhan 430074, China
* Co... | 2018-05-26T13:47:21 | {"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... |
https://math.stackexchange.com/questions/1811161/using-infinitesimals-to-find-the-volume-of-a-sphere-surface-area-of-a-sphere | # Using infinitesimals to find the volume of a sphere/surface area of a sphere
I've always thought of $dx$ at the end of an integral as a "full stop" or something to tell me what variable I'm integrating with respect to. I looked up the derivation of the formula for volume of a sphere, and here, $dx$ is taken as an in... | 2021-07-25T15:12:34 | {"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://en-academic.com/dic.nsf/enwiki/2199737 | # Social discount rate
Social discount rate
Social Discount Rate is a measure used to help guide choices about the value of diverting funds to social projects. It is defined as “the appropriate value of r to use in computing present discount value for social investments” [Gruber, Jonathan (2007). "Chapter 8: Cost-Ben... | 2023-03-28T05:50:31 | {"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://discusstest.codechef.com/t/in-search-of-an-editorial-of-poo-poo/16511 | # In search of an editorial of Poo Poo
Hello guys!
I am in search of a detailed editorial on the problem Poo Poo from the recent LoC Aug contest. It would be of great help to me and many others if any one can step up for this!!
I personally would request @likecs to at least explain his solution because I saw his subm... | 2021-07-30T19:50:19 | {"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://mathoverflow.net/questions/126784/closure-complement-union-countable-space-finite-seed-infinite-family-space-u | # Closure-complement-union: countable space, finite seed, infinite family, space unique?
Let $X =$ {0, 1, 2, ...} and $T$ = { $\emptyset$, $X$, {0}, {1}, {0,2}, {0,1,3}, {0,1,2,4}, {0,1,2,3,5}, ... } $\cup$ {{0,1,2}, {0,1,2,3}, {0,1,2,3,4}, ... }. It is easily verified that $T$ forms a topology on $X$. Burdick has sho... | 2021-10-27T17:39:47 | {"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://www.zbmath.org/?q=an%3A1056.57007 | # zbMATH — the first resource for mathematics
Linking numbers in rational homology $$3$$-spheres, cyclic branched covers and infinite cyclic covers. (English) Zbl 1056.57007
Let $$K\cup K_1\cup\cdots\cup K_n$$ be an oriented link in $$S^3$$, $$lk(K, K_i)$$ even. Then there is a surface $$F\cap K_i= \phi$$, $$\partial ... | 2021-03-06T05:23:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/can-you-solve-it-16/ | # Lemma Time!
$\large \sum_{r=1}^{19} \frac{ (-1)^{r-1} r }{ {20\choose r} }$
If the summation above equals to $$\frac mn$$ for coprime positive integers $$m$$ and $$n$$, find the value of $$m+n$$.
× | 2018-04-20T08:53:31 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.vallis.org/blogspace/preprints/1106.4047.html | ## [1106.4047] Minimum Requirements for Detecting a Stochastic Gravitational Wave Background Using Pulsars
Authors: J. M. Cordes, R. M. Shannon
Date: 20 Jun 2011
Abstract: We assess the detectability of a nanohertz gravitational wave (GW) background with respect to additive red and white noise in the timing of milli... | 2018-09-26T04:48:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://courses.jasonbhill.com/uncategorized/section-13-4-cross-product | ## Section 13.4 – Cross Product
### Example 1 from Class
Find $\vec{i}\times\vec{j}$.
### Solution:
You could do this both algebraically and geometrically. Geometrically, notice that the right hand rule gives the direction of $\vec{i}\times\vec{j}$ as pointing along the positive $z$-axis. Also, since $\Vert\vec{i}\... | 2019-02-21T06:44:55 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://kbwiki.ercoftac.org/w/index.php/CFD_Simulations_AC7-03 | CFD Simulations AC7-03
Jump to navigation Jump to search
Flow in a Ventricular Assist Device - Pump Performance & Blood Damage Prediction
Application Challenge AC7-03 © copyright ERCOFTAC 2022
CFD Simulations
Overview of CFD Simulations
Large-eddy simulations (LES) and unsteady Reynolds-averaged Navier-Stokes (... | 2023-03-28T18:59:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 71, "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://casual-inference.com/post/local-polynomial-smoothing/ | # Local Polynomial Smoothing
So this is a blast from the past. NC State (at least while I was there) did something interesting for their prelim. Instead of taking another test like we had to do at the Masters level, they gave all their students a subject unrelated to their research, and had them write a lit review and... | 2022-07-03T21:09:47 | {"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... |
http://math.stackexchange.com/questions/117013/spectral-decomposition-of-the-matrix-ode | # Spectral decomposition of the matrix ODE
I have a matrix ODE $\dot X = f(X,t)$ on the symmetric matrix with the initial condition $X(0) = X_0$, where $X_0$ is the positive definite and symmetric. Then by the spectral decomposition $X_0 = R_0^T D_0 R_0$, where $D_0$ is the diagonal and $R_0$ is the ortogonal matrix. ... | 2013-12-22T10:23:20 | {"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://conformalgeometricalgebra.org/wiki/index.php?title=Flat_point | # Flat point
In the 5D conformal geometric algebra $$\mathcal G_{4,1}$$, a flat point $$\mathbf p$$ is a bivector having the general form
$$\mathbf p = p_x \mathbf e_{15} + p_y \mathbf e_{25} + p_z \mathbf e_{35} + p_w \mathbf e_{45}$$ .
A flat point can be viewed as a dipole that has one end at the point at infinity.... | 2023-03-30T23:25:46 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://clay6.com/qa/31364/addition-polymerisation-is-otherwise-called | Browse Questions
# Addition polymerisation is otherwise called
$\begin {array} {1 1} (a)\;\text{ Chain growth polym} \\ (b)\;\text{step growth polymerisation} \\ (c)\;\text{Trans polymerisation}\\ (d)\;\text{None of the above} \end {array}$
Can you answer this question?
The addition polymerisation is also called ch... | 2017-05-27T09:50:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://physics.stackexchange.com/questions/155567/how-does-a-rotation-operator-change-the-angular-momentum-of-a-quantum-system?noredirect=1 | # How does a rotation operator change the angular momentum of a quantum system?
I think I'm having some problems understanding the role of rotation operator $$\mathscr {R} = e^{-i/\hbar \hat{L_z} \theta}.$$ Suppose we have a quantum system in the state $\vert \psi_0 \rangle$ which is an eigenstate of $\hat{L_z}$ with ... | 2020-11-29T05:24:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mymathforum.com/probability-statistics/346480-asymptotic-normality-proof.html | My Math Forum Asymptotic Normality proof
Probability and Statistics Basic Probability and Statistics Math Forum
May 23rd, 2019, 01:40 PM #1 Newbie Joined: May 2019 From: Argentina Posts: 1 Thanks: 0 Asymptotic Normality proof I'd like some assistance on the proof of the following Lemma: If $X_n$ is $AN(\mu,\sigma... | 2019-11-22T10:41:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://hal.archives-ouvertes.fr/hal-02167399v1 | # Evolution of Gaussian Concentration
Abstract : We study the behavior of the Gaussian concentration bound (GCB) under stochastic time evolution. More precisely, in the context of Markovian diffusion processes on $\mathbb{R}^d$ we prove in various settings that if we start the process from an initial probability measu... | 2021-02-25T22:47:41 | {"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... |
http://www.zora.uzh.ch/id/eprint/92384/ | # Search for supersymmetry in hadronic final states with missing transverse energy using the variables α T and b-quark multiplicity in pp collisions at s√=8 TeV
CMS Collaboration; Chatrchyan, S; Khachatryan, V; Sirunyan, A M; et al; Chiochia, V; Kilminster, B; Robmann, P (2013). Search for supersymmetry in hadronic fi... | 2018-01-18T13:52:15 | {"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.vedantu.com/question-answer/which-of-the-following-does-not-act-as-bronsted-class-11-chemistry-cbse-5f5c43cb68d6b37d16f8d0da | Question
# Which of the following does not act as Bronsted acid?[A]$N{{H}_{4}}^{+}$[B]$C{{H}_{3}}CO{{O}^{-}}$[C]$HC{{O}_{3}}^{-}$[D]$HS{{O}_{3}}^{-}$
Verified
128.7k+ views
Hint: According to the Bronsted theory, a species which will give a proton is an acid. Here, the correct answer has no proton to donate and is th... | 2021-12-06T09:03:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://antartide-crociere.it/oujf/intersecting-chord-theorem-gcse-questions.html | Report a problem. Multiply both sides by θ, so for an angle θ radians. Paper 1 Non - Calculator - Tue 19 May 2020 Paper 2 Calculator - Thur 4 June 2020 Paper 3 Calculator - Mon 8 June 2020 All Exams are a 9am Start - If you had any additional help in your exams at school please make sure that it is known to ensure you ... | 2020-07-12T18:50:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/sequential-limit/ | # Sequential limit.
Calculus Level 5
Let $$\{a_n\}$$ be a sequence such that $$a_1\in (0,1)$$, and for any $$n\geq 1$$ : $a_{n+1}= a_n(1-a_n).$
Find the value of
$\lim_{n\to +\infty} \frac{n(1-na_n)}{\ln n}.$
× | 2019-01-23T14:54:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://complex-analysis.com/content/topology_complex_plane.html | # Topology of the Complex Plane
## Neighbourhoods
An $\varepsilon$ neighbourhood, also called open ball or open disk, of a complex number $z_0$ consists of all points $z$ lying inside but not on a circle centred at $z_0$ and with radius $\varepsilon>0$ and is expressed by \begin{eqnarray} B_{\varepsilon}(z_0)=\{z:|z-... | 2021-08-04T13:22:27 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://dommelen.net/quantum2/style_a/nt_qftse.html | A.24 Quantum spontaneous emission
Chapter 7.8 explained the general interaction between atoms and electromagnetic fields. However, spontaneous emission of radiation was found using a dirty trick due to Einstein. He peeked at the solution for blackbody radiation. This addendum will give a proper quantum description. Wa... | 2017-05-23T22:36:16 | {"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/problems/double-divisors/ | # "Double" Divisors
Number Theory Level 4
If a three-digit number $$\overline{abc}$$ has 28 positive divisors, how many positive divisors does the six-digit number $$\overline{abcabc}$$ have?
× | 2016-10-26T15:23:20 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://nrich.maths.org/1031/index | Pizza Portions
My friends and I love pizza. Can you help us share these pizzas equally?
Red Balloons, Blue Balloons
Katie and Will have some balloons. Will's balloon burst at exactly the same size as Katie's at the beginning of a puff. How many puffs had Will done before his balloon burst?
In the Money
There are a... | 2015-11-28T16:46:19 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://clay6.com/qa/31224/consider-a-gas-in-a-container-which-is-made-air-tight-now-there-is-a-movabl | Browse Questions
# Consider a gas in a container which is made air tight. Now, there is a movable piston fitted with the container. The gas performs some mechanical work on the piston by moving it. The reason the gas performs its work is because of which of the following?
(A) The gas molecules have mass (B) The gas m... | 2017-01-22T22:38:13 | {"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://www.numerade.com/questions/consider-the-following-problem-a-farmer-with-750ft-of-fencing-wants-to-enclose-a-rectangular-area-an/ | 💬 👋 We’re always here. Join our Discord to connect with other students 24/7, any time, night or day.Join Here!
# Consider the following problem: A farmer with $750ft$ of fencing wants to enclose a rectangular area and then divide it into four pens with fencing parallel to one side of the rectangle. What is the large... | 2021-09-25T14:50:13 | {"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://seblagarde.wordpress.com/tag/complex-ior/ | ## Memo on Fresnel equations
Version : 1.4 – Living blog – First version was 29 April 2013
This post is a memo for me about misc thing I found related to the Fresnel equation as there is plenty of formula into the wild. I spend some times to gather these information and I was thinking it can interest others. This wil... | 2017-05-25T12:32:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 23, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.physicsforums.com/threads/question-on-rotational-motion.354696/ | # Question on rotational motion
1. Nov 14, 2009
### semc
Solid cube of side 2a and mass M is sliding on a frictionless table with velocity v. It hits a small obstacle at the end of the table causing it to tilt. What is the minimum velocity to cause the cube to fall off the table?
Totally no clue where to start I do... | 2017-08-20T17:33:39 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.aimsciences.org/article/doi/10.3934/dcds.2003.9.359 | American Institute of Mathematical Sciences
March 2003, 9(2): 359-378. doi: 10.3934/dcds.2003.9.359
Asymptotic measures and distributions of Birkhoff averages with respect to Lebesgue measure
1 Department of Mathematics, Ohio University, Athens, OH 45701, United States
Received August 2001 Revised February 2002... | 2020-11-25T20:35:23 | {"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... |
https://geekstart.com.br/the-coming-ikz/page.php?1f1a0d=hcl-oxidation-number | # hcl oxidation number
; When oxygen is part of a peroxide, its oxidation number is -1. Since there are 2 O, the total oxidation states for O is 2 x (-2) = -4. In the oxidation number change method the underlying principle is that the gain in the oxidation number (number of electrons) in one reactant must be equal to ... | 2021-01-23T10:53:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.techwhiff.com/issue/can-i-have-help-please-tysm-you-are-the-best--273566 | Can i have help please tysm! you are the best
Question:
Can i have help please tysm! you are the best
Pls sovle thankyou number 7
pls sovle thankyou number 7...
During the spring car wash, the Activities Club washed 14 less cars than during the summer car wash. They washed a total of 96 cars during both car washes... | 2022-11-30T01:13:24 | {"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://mathoverflow.net/questions/422510/bernsteins-corollary-for-the-case-of-half-space/422529#422529 | # Bernstein's corollary for the case of half space
The early seminal result of Bernstein in 1914 for $$n=2$$ is the well-known Bernstein theorem:
The only entire solutions to the minimal surface equation in $$\mathbb R^3$$ are the affine functions $$u(x,y)=ax+by+c,$$ where $$a, b, c\in\mathbb{R}$$.
Actually, Bernste... | 2022-06-26T11:34:59 | {"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://cnx.org/content/m42223/latest/?collection=col11406/latest | # Connexions
You are here: Home » Content » College Physics » Heat
Content endorsed by: OpenStax College
• Preface
• #### 34. Frontiers of Physics
• 35. Atomic Masses
• 36. Selected Radioactive Isotopes
• 37. Useful Information
• 38. Glossary of Key Symbols and Notation
### Lenses
What is a lens?
#### Definition... | 2013-06-18T20:59:14 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/what-is-the-nth-term-of-the-geometric-sequence-2-10-50-250 | # What is the nth term of the geometric sequence 2,10,50,250?
Feb 15, 2016
Use the explicit formula for a geometric sequence:
${a}_{n} = {a}_{1} {\left(r\right)}^{n - 1}$
#### Explanation:
First, find the common ratio $r = \frac{10}{2} = 5$
Now, insert the values from the problem into the explicit formula ...
${... | 2021-07-30T05:14:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 4, "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.lmfdb.org/Variety/Abelian/Fq/5/2/ag_r_abd_bj_abq | Properties
Label 5.2.ag_r_abd_bj_abq Base Field $\F_{2}$ Dimension $5$ Ordinary No $p$-rank $4$ Principally polarizable Yes Contains a Jacobian No
Invariants
Base field: $\F_{2}$ Dimension: $5$ L-polynomial: $( 1 - 2 x + 2 x^{2} )( 1 - x + 2 x^{2} )( 1 - 3 x + 2 x^{2} + x^{3} + 4 x^{4} - 12 x^{5} + 8 x^{6} )$ Frob... | 2020-05-26T07:11:49 | {"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": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://reference.iucr.org/mediawiki/index.php?title=Holohedry&diff=prev&oldid=1879 | # Holohedry
(Difference between revisions)
Revision as of 05:44, 21 April 2006 (view source)← Older edit Revision as of 06:48, 21 April 2006 (view source)Newer edit → Line 3: Line 3: == Definition == == Definition == - The point group of a crystal is called holohedry if it is identical to the point group of its latti... | 2019-12-10T10:18:24 | {"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": 1, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.zentralblatt-math.org/ioport/en/?q=cc:D.1.1 | History
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Building immersive conversation environment using locomotive interactive character. (English)
J. UCS 13, No. 2, 149-160, electr... | 2013-06-18T23:59:57 | {"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://multivariablecalculus.wordpress.com/4th-quarter-projects/ | ## 4th Q Projects
Below are ideas for your fourth quarter projects. Feel free to choose one and expand on it, or pick something on your own and (through consultation with me) run with it! The fundamental thing you need to think about when choosing a topic is: does this excite me? If it doesn’t, if you don’t get the se... | 2020-09-24T15:53:15 | {"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": 17, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://www.clear-lines.com/blog/category/Testing.aspx | Mathias Brandewinder on .NET, F#, VSTO and Excel development, and quantitative analysis / machine learning.
22. March 2014 13:11
A couple of days ago, I got into the following Twitter exchange:
So why do I think FsCheck + XUnit = The Bomb?
I have a long history with Test-Driven Development; to this day, I consider K... | 2014-04-19T19:35:12 | {"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://crypto.stackexchange.com/questions/75214/determine-the-rsa-private-key-from-public-key | # Determine the RSA private key from public key
I was told that you can determine the private key of an RSA encryption with the public key.
I thought the point of a public key was to avoid letting people find the private key, but anyway, they said I could find it by simply factoring the public key modulus? Were they ... | 2020-07-12T00:49:13 | {"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": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/51feb5e9e4b0cc46c14af27f | ## mathcalculus Group Title hello, help with related rates problem. ._. (attached below) one year ago one year ago
??
2. mathcalculus Group Title
3. mathcalculus Group Title
4. mathcalculus Group Title
am i able to use the chain rule for this problem?
Ok so take the derivative with respect of the equation using i... | 2014-08-29T16:20:09 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cs.stackexchange.com/questions/52305/proving-that-if-a%E2%8A%95b-%E2%88%88-np-then-np-conp | # Proving that if A⊕B ∈ NP then NP = coNP
I got this question:
Let $A \oplus B = (A\cap \bar{B})\cup(\bar{A}\cap B)$.
Proof that $NP = coNP$ if and only if $A,B\in NP$ and $A \oplus B\in NP$.
But I don't know how to proof the direction that if $A,B\in NP$ and $A \oplus B\in NP$ then $NP = coNP$.
I have tried to bu... | 2021-10-24T11:22:57 | {"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://proofwiki.org/wiki/Vinogradov_Circle_Method | ## Theorem
Let $\AA$ be a subset of the non-negative integers.
For $\alpha \in \R$, let:
$\map e \alpha := \map \exp {2 \pi i \alpha}$
Let:
$\ds \map {T_N} s = \sum_{\substack {a \mathop \in \AA \\ a \mathop \le N} } s^a$
be the truncated generating function for $\AA$.
Let:
$\map {V_N} \alpha := \map {T_N} {\ma... | 2021-10-17T00:24:43 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/two-masses-connected-by-spring-find-x-t-of-m1.624951/ | # Two masses connected by spring, find x(t) of m1.
1. Aug 1, 2012
### AbigailM
1. The problem statement, all variables and given/known data
Two identical carts (of mass m) are free to move on a frictionless, straight horizontal track. The masses are connected by a spring of constant k and un-stretched length $l_{0}$... | 2017-08-18T06:17:39 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-decide-whether-the-relation-y-13x-1-defines-a-function | # How do you decide whether the relation y = 13x+1 defines a function?
Due to the vertical line test, more information in the video below, all linear equations are functions. Since this equation takes the form of $y = m x + b \left(m = 13 , b = 1\right)$, this is a linear equation, and thus, a function. | 2021-12-01T16:05:47 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 1, "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://ccssmathanswers.com/into-math-grade-8-module-3-lesson-1-answer-key/ | # Into Math Grade 8 Module 3 Lesson 1 Answer Key Solve Multi-step Linear Equations
We included HMH Into Math Grade 8 Answer Key PDF Module 3 Lesson 1 Solve Multi-step Linear Equations to make students experts in learning maths.
## HMH Into Math Grade 8 Module 3 Lesson 1 Answer Key Solve Multi-step Linear Equations
I... | 2022-11-27T11:36:34 | {"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://stats.stackexchange.com/questions/135732/comparable-mutual-information-and-conditional-mutual-information-values | # Comparable Mutual Information and Conditional Mutual Information values
Let's assume we have three continuous or discrete variables, X, Y and Z, for which I want to calculate Mutual Information (MI) and Conditional Mutual Information (CMI). The formulas to calculate this through Shannon Entropy (H) of the distributi... | 2020-07-10T02:54:41 | {"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... |
http://math.stackexchange.com/questions/162407/how-is-vert-x-vert-3-constrained-by-vert-x-vert-2-and-vert-x-vert-4 | How is $\Vert x \Vert_3$ constrained by $\Vert x \Vert_2$ and $\Vert x \Vert_4$ for $x\in \ell^2$?
It seems we can find some $x\in \ell^2$ with $\Vert x \Vert_2=1$ that has $\Vert x \Vert_4=a$ for any $0<a\le 1$.
But can we find an $x$ with $\Vert x \Vert_2=1,\Vert x \Vert_3=b,\Vert x \Vert_4=a$ for every choice of $... | 2014-11-26T20:57:14 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://nrich.maths.org/public/leg.php?code=-68&cl=3&cldcmpid=2663 | # Search by Topic
#### Resources tagged with Visualising similar to Fence It:
Filter by: Content type:
Stage:
Challenge level:
### Fence It
##### Stage: 3 Challenge Level:
If you have only 40 metres of fencing available, what is the maximum area of land you can fence off?
### Dissect
##### Stage: 3 Challenge Lev... | 2016-12-10T06:55:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://n-skeleton.neocities.org/ | # n-skeleton:
## An online journal of my studies in astronomy, physics, mathematics, and computer programming.
### May 15, 2018: Link to Easy Putnam Problems.
#### Show that every positive rational number can be written as a quotient of products of factorials of (not necessarily distinct) primes. For example, \begin... | 2022-08-09T13:38:28 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/math/other-math/thinking-mathematically-6th-edition/chapter-4-number-representation-and-calculation-4-3-computation-in-positional-systems-concept-and-vocabulary-check-page-233/5 | # Chapter 4 - Number Representation and Calculation - 4.3 Computation in Positional Systems - Concept and Vocabulary Check: 5
Fill the blanks with ... 2 ... 1 ... 21 ... 1 ... 2 ... 2 ... 2 ... 0 ... 20 ... 201
#### Work Step by Step
We begin with $3\times 3=9=2\times 4+1\times 1=21_{four}$ Record the 1, carry the 2... | 2018-07-21T08:04:46 | {"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://socratic.org/questions/how-do-you-find-the-greatest-common-factor-of-8-20-and-44 | # How do you find the greatest common factor of 8 20 and 44?
Dec 19, 2016
Greatest common factor is $4$
#### Explanation:
The prime factors of $8$, $20$ and $44$ are
$8 = \textcolor{red}{2 \times 2} \times 2$
$20 = \textcolor{red}{2 \times 2} \times 5$
$44 = \textcolor{red}{2 \times 2} \times 11$
as the common ... | 2019-03-20T23:25:31 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/discrete-math/69363-binomial-theorem-print.html | Binomial theorem
• January 22nd 2009, 02:48 AM
alexmahone
Binomial theorem
If $(1 + x)^n = c_0 + c_1x + c_2x^2 + . . . + c_nx^n$, show that
$c_0^2 + 2c_1^2 + ... + (n + 1)c_n^2 = \frac {(2n - 1)!(n + 2)}{n!(n - 1)!}$
• January 22nd 2009, 03:52 AM
PaulRS
That is equivalent to showing that: $
\sum\limits_{k = 0}^n {\lef... | 2015-11-29T09:41:07 | {"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": 0, "img_math": 0, "codecogs_latex": 27, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.datascience.com/blog/k-means-clustering | ## Prerequisites
• Experience with the specific topic: Novice
• Professional experience: No industry experience
Knowledge of machine learning is not required, but the reader should be familiar with basic data analysis (e.g., descriptive analysis) and the programming language Python. To follow along, download the samp... | 2018-11-21T10:05:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/2961814/why-is-the-weierstrass-function-pathological | # Why is the weierstrass function pathological? [closed]
The weierstrass function is one of famous examples of pathological function. The property of that function is continuous for all real numbers, but not differentiable everywhere.
Before discovering the pathological function, every continuous function was conside... | 2019-06-26T13:58:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://blog.jpolak.org/?tag=separable-algebra | # Tag Archives: separable algebra
## Example: Separability Idempotent for a Field Extension
Let $R$ be a commutative ring and let $A$ be an $R$-algebra. We say that $A$ is separable if $A$ is projective as an $A\otimes_RA^{\rm op}$-module. There is a multiplication map $\mu:A\otimes_RA^{\rm op}\to A$ given by $a\otim... | 2021-04-14T08:04:13 | {"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... |
http://clay6.com/qa/49598/determine-the-probability-p-for-each-of-the-following-events-atleast-one-he | # Determine the probability P,for each of the following events.Atleast one head in two tosses of a fair coin.
$\begin{array}{1 1}(A)\;\large\frac{3}{4}\\(B)\;\large\frac{2}{5}\\(C)\;\large\frac{3}{7}\\(D)\;\large\frac{4}{5}\end{array}$
## 1 Answer
Step 1:
Atleast one head in two tosses of a fair coin.
$\therefore$ S... | 2018-05-23T22:31:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://tex.stackexchange.com/questions/78640/putting-marks-for-split-footnotes | # Putting marks for split footnotes
Say, that you have a footnote which is printed in page 1 and 2. How can you put a mark, say $\rightarrow$ at the end of the footnote text in page 1 and at the start of the footnote text on page 2, automatically.
-
It's quite hard. It's very hard to change the line breaking around a... | 2014-11-24T06:56:45 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://lilianweng.github.io/posts/2018-02-19-rl-overview/ | [Updated on 2020-09-03: Updated the algorithm of SARSA and Q-learning so that the difference is more pronounced.
[Updated on 2021-09-19: Thanks to 爱吃猫的鱼, we have this post in Chinese].
A couple of exciting news in Artificial Intelligence (AI) has just happened in recent years. AlphaGo defeated the best professional hu... | 2022-11-30T20:30:30 | {"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": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://itsecureone.com/9v7poi56/a329a5-another-word-for-roots-in-quadratic-equation | another word for roots in quadratic equation
Posted on December 21, 2020Comments Off on another word for roots in quadratic equation
âIf f = 0, then the quartic in y is actually a quadratic equation in the variable y 2.â âSmith also extended Gauss's theorem on real quadratic forms to complex quadratic forms.â... | 2021-04-17T10:58:52 | {"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": 2, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.studyadda.com/sample-papers/neet-sample-test-paper-51_q36/644/351126 | • # question_answer Two circular discs A and B with equal radii are blackened. They are heated to same temperature and are cooled under identical conditions. What inference do you draw from their cooling curves? A) A and B have same specific heatsB) specific heat of A is lessC) specific heat of B is lessD) nothing can ... | 2019-11-19T16:05:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://chemistry.stackexchange.com/questions/60026/why-is-the-formation-of-slacked-lime-accompanied-by-a-hissing-sound-and-the-form | # Why is the formation of slacked lime accompanied by a hissing sound and the formation of bubbles?
My teacher made me write that that the formation of calcium hydroxide (slacked lime) from calcium oxide (qucklime) is described as
$\ce{CaO + H2O -> Ca(OH)2}$
and that the process
1. forms bubbles
2. is an exothermic... | 2019-06-19T00:49:35 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://oeis.org/wiki/Commutativity | This site is supported by donations to The OEIS Foundation.
# Commutativity
Jump to: navigation, search
This article page is a stub, please help by expanding it.
Commutativity for a given operation means that the order of the operands can be switched and the result is the same. For example, addition is commutative ... | 2019-10-19T17:57:55 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 5, "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/questions/214948/whats-the-algorithm-of-finding-the-convex-combination-of-permutation-matrices-f?answertab=votes | # What's the algorithm of finding the convex combination of permutation matrices for a doubly stochastic matrix?
According to Birkhoff, $n$-by-$n$ stochastic matrices form a convex polytope, of which the extreme points are precisely the permutation matrices. It implies that any doubly stochastic matrix can be written ... | 2016-02-06T19:31:26 | {"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://aml883.wikidot.com/ps3 | Problem Sheet 3: material indices for strength-limited design
The numbers in square brackets refer to the number of the problem in your textbook.
1. What is the material index for a light, strong tie-rod, given that the length of the rod is specified (L) and the cross-sectional area is the free parameter? What is thi... | 2019-09-17T21:28:45 | {"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://library.kiwix.org/datascience.stackexchange.com_en_all_2021-04/A/question/18268.html | ## acf function shows error while fiiting time series
2
I am fitting a time series model in R. I plotted the time series to check for the pattern of it. It has 30625 observations. The observations are half hourly
plot.ts(ts) I was checking acf plot to see for auto correlation.
acf(ts) If ACF plot decreases slowly i... | 2021-10-18T11:56:26 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.aimsciences.org/article/doi/10.3934/dcdsb.2020331 | # American Institute of Mathematical Sciences
January 2021, 26(1): 299-336. doi: 10.3934/dcdsb.2020331
## Computing complete Lyapunov functions for discrete-time dynamical systems
1 Department of Mathematics, University of Sussex, Falmer BN1 9QH, United Kingdom 2 Faculty of Physical Sciences, University of Iceland... | 2021-10-28T15:43:46 | {"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://dsp.stackexchange.com/questions/12706/matlab-gradient-derivative-troubleshooting/12707 | I have an array $A$ having the next 145 values
I would like to calculate the $\frac{dA}{dX}$, having a 1D grid, $x$: 1:286:41468
DA_DX = gradient(A, 41468/145)
I am trying to understand why the $\frac{dA}{dX}$ output graph has peaks which cause problems to my code. Please, do you see something wrong in my steps? Is... | 2021-01-20T10:44:23 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/science/physics/college-physics-4th-edition/chapter-13-problems-page-499/75 | ## College Physics (4th Edition)
The new pressure of the gas is $1.62~atm$
We can find an expression for $v_0$: $\overline{KE} = \frac{3}{2}~k~T$ $\frac{1}{2}m~v_0^2 = \frac{3}{2}~k~T$ $v_0 = \sqrt{\frac{3~k~T}{m}}$ $v_0 = \sqrt{\frac{3~P~V}{N~m}}$ We can find the new pressure when the rms speed is $0.90~v_0$: $0.90~v... | 2019-09-22T20:27:20 | {"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://www.effortlessmath.com/tag/afoqt-math/ | # AFOQT Math
## The Ultimate AFOQT Math Formula Cheat Sheet
If you’re taking the AFOQT Math test in a few weeks or months, you might be anxious about how to remember ALL the different formulas and math concepts and recall them during the test. The AFOQT Math covers a wide range of topics—from as early as elementary s... | 2021-01-20T06:40:20 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://lavelle.chem.ucla.edu/forum/viewtopic.php?f=150&t=29470&p=91184 | ## Intermediates in Rate law
$K = \frac{k_{forward}}{k_{reverse}}$
Chew 2H
Posts: 34
Joined: Fri Sep 29, 2017 7:05 am
### Intermediates in Rate law
Clarification:
When we write rate law based on order, we only include the intermediates if we're writing the rate law for the specific reaction (say step 1 or step 2) r... | 2020-07-04T00:40:54 | {"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://gigadom.in/tag/logistic-regression/ | # My presentations on ‘Elements of Neural Networks & Deep Learning’ -Part1,2,3
I will be uploading a series of presentations on ‘Elements of Neural Networks and Deep Learning’. In these video presentations I discuss the derivations of L -Layer Deep Learning Networks, starting from the basics. The corresponding impleme... | 2020-02-22T04:38:25 | {"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": 35, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://ask.learncbse.in/t/find-the-wavelength-of-sound-for-frequencies-up-to-120-khz/12266 | # Find the wavelength of sound for frequencies up to 120 kHz
Find the wavelength of sound for frequencies up to 120 kHz at which a bat can hear it. Take the speed of sound in air as 344 m
Frequency = v / $\lambda$
Velocity of sound in air , v = 344m/s
Frequency = 120kHz = 120000Hz
$\lambda$ = 344/120000
$\lambda$ = 0... | 2020-10-29T02:14:38 | {"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... |
http://mathcentral.uregina.ca/QQ/database/QQ.09.14/h/taylor1.html | SEARCH HOME
Math Central Quandaries & Queries
Question from taylor, a student: two cars leave the park at the same time, one traveling north at a speed 10 mph faster than the other which is traveling south. after 3 hours the cars are 420 miles apart. find the speed of both cars
Hi Taylor,
The important fact here is... | 2017-11-20T02:13:41 | {"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://www.jobilize.com/trigonometry/test/extensions-exponential-functions-by-openstax | # 6.1 Exponential functions (Page 11/16)
Page 11 / 16
$x$ 1 2 3 4 $f\left(x\right)$ 70 40 10 -20
Linear
$x$ 1 2 3 4 $h\left(x\right)$ 70 49 34.3 24.01
$x$ 1 2 3 4 $m\left(x\right)$ 80 61 42.9 25.61
Neither
$x$ 1 2 3 4 $f\left(x\right)$ 10 20 40 80
$x$ 1 2 3 4 $g\left(x\right)$ -3.25 2 7.25 12.5
Linear
For... | 2019-03-23T21:29:24 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 66, "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://dsp.stackexchange.com/questions/58527/how-do-i-derive-complicated-robotic-motion-models-easily | # How do I derive complicated robotic motion models easily?
I have a filter that tracks a robot. I want it to use a 2D coordinated turn polar velocity motion model (from page 15 here):
But I want to expand on this motion model: I want an additional velocity state that is orthogonal to the heading, and I also want acc... | 2020-10-31T14:16:49 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://getfem.org/project/libdesc_meshfem.html | # MeshFem module¶
## Description¶
The MeshFem module aims to represent a finite element method (space) with respect to a given mesh. The mesh_fem object will be permanently linked to the given mesh and will be able to react to changes in the mesh (addition or deletion of elements, in particular). A mesh_fem object ma... | 2021-09-28T10:16:38 | {"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... |
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