url string | text string | date timestamp[s] | metadata string |
|---|---|---|---|
https://stats.stackexchange.com/questions/21291/svm-variable-interaction-and-training-data-fit?r=SearchResults | # SVM, variable interaction and training data fit
I have 2 general/more theoretical question.
1) I'm curious how SVMs handle variable interactions when building predictive models. E.g., if I have two features f1 and f2 and the target depends on f1, f2, and say f1 * f2 (or some function h(f1, f2)), does SVM fit (not j... | 2019-11-23T01:30:16 | {"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://en.wikipedia.org/wiki/Relative_risk | # Relative risk
In statistics and epidemiology, relative risk or risk ratio (RR) is the ratio of the probability of an event occurring (for example, developing a disease, being injured) in an exposed group to the probability of the event occurring in a comparison, non-exposed group. Relative risk includes two importan... | 2015-08-03T06:36:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 19, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://labrtorian.com/2015/09/05/na-na-na-na-hey-hey-hey-goodbye/ | # NA NA NA NA, Hey Hey Hey, Goodbye
## The Problem
Suppose you are doing a method comparison for which some results are above or below the linear range of your assay(s). Generally, these will appear in your spreadsheet (gasp!) program as $$< x$$ or $$> y$$ or, in the case of our mass spectrometer, “No Peak”. When you... | 2018-02-23T10:19:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1996504/test-function-against-distribution-with-disjoint-supports | # Test function against distribution with disjoint supports
Let $T$ be a distribution and $\varphi$ a test function.
I have read the following statement :
statement : $\text{supp}\varphi \cap \text{supp}T = \emptyset$ does not imply that $T(\varphi)=0$
I think it is wrong and I think it should be : $\varphi ^{-1} (... | 2019-10-17T08:47:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-graph-and-list-the-amplitude-period-phase-shift-for-y-sin-x-3 | # How do you graph and list the amplitude, period, phase shift for y=sin(x/3)?
Jul 17, 2016
Amplitude = 1
Period = 6 $\pi$
There is no shift in the graph
#### Explanation:
The amplitude is the number in front of the sine function, as there is no coefficient in this case, we can say that there is an amplitude of 1, ... | 2019-05-21T16:34:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 5, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cstheory.stackexchange.com/questions/9938/incremental-maximum-flow-in-dynamic-graphs/10186 | # Incremental Maximum Flow in Dynamic graphs
I'm looking for a fast algorithm to compute maximum flow in dynamic graphs. i.e given a graph $G=(V,E)$ and $s,t\in V$ we have maximum flow $F$ in $G$ from $s$ to the $t$. Then new/old node $u$ added/deleted with its corresponding edges to form a graph $G^1$. What is a maxi... | 2020-10-23T08:47:54 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://toph.co/p/icpc-is-coming-in-hot | # ICPC Is Coming in Hot!
AUST CSE 44th Batch Pract...
Limits 1s, 512 MB
Tanmoy is an ACM ICPC contestant. During practice he came across a problem named ‘OWLLEN’.
He has having trouble solving this problem so he asked his elder brother for clues. His brother told him that if he wants to solve this problem, he must k... | 2022-10-07T21:50:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 2, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathoverflow.net/tags/automorphism-groups/info | # Tag Info
Questions about the group of automorphisms of any mathematical object $X$ endowed with a given structure, i.e the group of all bijective maps from $X$ to itself preserving this structure, and hence helping study it further and understand it better. | 2014-03-09T10:18:50 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://plainmath.net/80649/i-have-a-question-below-revolving-around | # I have a question below revolving around two tailed tests, confidence intervals, etc, and I'm really
I have a question below revolving around two tailed tests, confidence intervals, etc, and I'm really struggling to figure out how to find the correct answers. It's 3am and this is the last question for an assignment ... | 2022-10-06T10:36:54 | {"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://ibmaths4u.com/viewtopic.php?f=11&t=376&sid=a2ba04e347bd1bf5c34e7f4f50b24d6a | absolute value Inequality
Algebra, Functions and equations, Circular functions and trigonometry, Vectors, Statistics and probability, Calculus. IB Maths SL Revision Notes
absolute value Inequality
IB maths inequality with absolute value
How can we solve the following inequality:
$\left\vert{} 2x-1 \right\vert{}\ge... | 2018-07-23T08:18:58 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 8, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/a-quintic-polynomial/ | # A Quintic Polynomial!
Algebra Level 5
Let $$f(x)$$ be a quintic polynomial such that if $$n$$ is a positive integer consisting of the only digit $$7$$ repeated $$k$$ times, then $$f(n)$$ consists of the only digit $$7$$ repeated $$5k+3$$ times.
For example: $$f(77) = 7777777777777$$.
Then find the value of $$f(1)... | 2017-05-28T22:32:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/185928/prove-that-left-fraca2-b2-c2abc-right-abc-aa-bb-c | # Prove that $\left (\frac{a^2 + b^2 +c^2}{a+b+c} \right) ^ {(a+b+c)} > a^a b^b c^c$
Prove that $\left (\dfrac{a^2 + b^2 +c^2}{a+b+c} \right) ^ {(a+b+c)} > a^a b^b c^c$ if $a$, $b$ and $c$ are distinct natural numbers. Is it possible using induction?
-
I recommend to read the answer from here. section Weighted AM-GM... | 2015-04-21T12:09:58 | {"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... |
http://mathhelpforum.com/number-theory/77010-simultaneous-congruence-isn-t-working.html | # Thread: simultaneous congruence that isn't working
1. ## simultaneous congruence that isn't working
find a general solution to the simultaneous congruence equations:
3x congruent to 6 mod 15
2x congruent to 10 mod 12
solving the first, 3x = 15t + 6
i.e. x = 5t + 2
plugging this into the second, 2(5t + 2) congru... | 2017-09-21T12:54:25 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 27, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.thejach.com/view/2012/1/an_explanation_and_example_of_naive_bayes | # An explanation and example of Naive Bayes
Here I embark on a slow, carefree explanation of Naive Bayes, but if you're just interested in code, or the single line of math Naive Bayes takes, then look to the bottom. Naive Bayes is an algorithm to classify things. It's probably most popular for its use in spam classifi... | 2019-07-19T13:11:36 | {"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": 3, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cs.stackexchange.com/questions/127084/how-to-solve-recurrence-tn-5t-fracn2-n2-lg2-n | # How to solve recurrence $T(n) = 5T(\frac{n}{2}) + n^2\lg^2 n$
I have tried solve the recurrence $$T(n) = 5T(\frac{n}{2}) + n^2\lg^2 n$$ using substitution. Apparently, it is exact for some $$n$$ and the order of the general solution can be found from this exact solution.
By substitution I got the following (not sur... | 2021-08-03T01:42:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.ncatlab.org/nlab/show/global+section | # nLab global section
### Context
#### Topos Theory
Could not include topos theory - contents
# Contents
## Idea
The global sections of a bundle are simply its sections. When bundles are replaced by their sheaves of local sections, then forming global sections corresponds to the direct image operation on sheaves ... | 2015-07-01T12:47:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 60, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://math.stackexchange.com/questions/164233/entropy-of-a-north-south-transformation?answertab=oldest | # Entropy of a North South Transformation.
Let $f:\mathbb{S}^2\to\mathbb{S}^2$ be a continuous north south Transformation, in other words, the point $(0,0,1)$ is a global attractor for $f$ and $(0,0,-1)$ is a global attractor for $f^{-1}$.
How to calculate the entropy of $f$?
I do not want to use the theorem:
$$h_{... | 2014-03-08T02:17:17 | {"extraction_info": {"found_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.engineeringnotes.net/post/differential-equations | #### Notes by Category University Engineering
Rate these notesNot a fanNot so goodGoodVery goodBrillRate these notes
• A-Level Further Maths
# Differential Equations
In single maths, first-order differential equations are the only ones looked at, and are solved by separating the variables:
When dy/dx = f(x) g(y), y... | 2021-04-11T13:18:02 | {"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://bytepawn.com/probabilistic-spin-glass-part-iv.html | # Probabilistic spin glass - Part IV
Marton Trencseni - Fri 31 December 2021 - Physics
## Introduction
In the previous articles (Part I, Part II, Part III) I looked at various properties of probabilistic spin glasses by simulating ensembles of many samples and computing various statistics, while in the case of entro... | 2022-05-16T15:19:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://byjus.com/question-answer/a-piece-of-rod-displaystyle-frac-7-8-metre-long-is-broke-into-two-pieces/ | Question
# A piece of rod $$\displaystyle\frac{7}{8}$$ metre long is broke into two pieces. One piece was $$\displaystyle\frac{1}{4}$$ metre long. How long is the other piece?
Solution
## Length of wire $$= \dfrac{7}{8}$$metersafter break , length of one piece of wire $$= \dfrac{1}{4}$$ meterssecond is $$= x$$so, $$... | 2022-01-18T01:36:47 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/18943/what-is-the-expected-2-norm-of-a-uniform-point-in-the-standard-m-cube | # What is the expected 2-norm of a uniform point in the standard m-cube?
I want to compute the integral
$\int_{[0,1]^m} \sqrt{\sum_{j=1}^m u_j^2} \ du_1 \dots du_m$.
Wolfram Alpha gives an exact result for $m = 2$, but fails to do so for higher values. I am particularly interested in the asymptotics.
I'm sure the v... | 2014-03-12T07:46:03 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Spectroscopy/Magnetic_Resonance_Spectroscopies | Thumbnail: A diagram of an aromatic ring current. $$B_0$$ is the applied magnetic field, the red arrow indicating its direction. The orange ring shows the direction of the ring current, and the purple rings show the direction of the induced magnetic field. Image used with permission (Public Domain; Benjah-bmm27). | 2019-03-22T23:22:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/4ddb97d45d7a8b0ba76b1a86 | ## anonymous 5 years ago How old is a bone that has lost 25% of its carbon 14? (hint:the half life of Carbon 14 is is 5,770yrs)
1. anonymous
2374.4 yrs
2. anonymous
t = 1/k x ln[100/(100-25)] k = ln 2/ t(1/2)
3. anonymous
Are you sure? That's not one of the possible answers.
4. anonymous
Answeres can be: 21,106... | 2017-01-22T10:09:11 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://sdrtelecom.com.br/llagjyw/c3aca4-every-real-number-is-a-complex-number | numbers pure imaginary numbers. A complex number can also be written as an ordered pair (a, b), where both a and b are real numbers. complex numbers of the form (a+bi) and (a-bi) are called ____ _____. How old was Ralph macchio in the first Karate Kid? If false, say why.Every real num…, Answer true or false to each sta... | 2021-04-19T17:46:41 | {"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... |
http://www.numericalmethod.com/javadoc/suanshu/com/numericalmethod/suanshu/analysis/integration/univariate/riemann/gaussian/GaussianQuadrature.html | # SuanShu, a Java numerical and statistical library
com.numericalmethod.suanshu.analysis.integration.univariate.riemann.gaussian
• java.lang.Object
• All Implemented Interfaces:
Integrator
Direct Known Subclasses:
public class GaussianQuadrature
extends Object
implements Integrator
A quadrature rule is a method of n... | 2017-11-18T17:31:22 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.asymptote-project.eu/en/all-tasks/?asymPagination=16 | Gauss stairs
The legend says that the young Carl Friedrich Gauss found a way to baffle his teacher by finding a way to sum all the integers between 1 and 100 in a matter of seconds. Do you know the answer?
# Sequences
Reasoning
5
Graphs f(x)=ax²
The graphs of the image correspond to the functions f(x)=-2x², f(x)=$... | 2023-03-26T19:30:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.numerade.com/books/chapter/vectors-and-the-geometry-of-space-5/?section=3014 | Our Discord hit 10K members! 🎉 Meet students and ask top educators your questions.Join Here!
## Educators
### Problem 1
Find the length of the curve.
$$\mathbf{r}(t)=\langle t, 3 \cos t, 3 \sin t\rangle, \quad-5 \leqslant t \leqslant 5$$
Anna Marie V.
Numerade Educator
### Problem 2
Find the length of the curve.... | 2021-05-09T13:15:23 | {"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.aimsciences.org/article/doi/10.3934/jimo.2013.9.205 | # American Institute of Mathematical Sciences
January 2013, 9(1): 205-225. doi: 10.3934/jimo.2013.9.205
## Applications of a nonlinear optimization solver and two-stage comprehensive Denoising techniques for optimum underwater wideband sonar echolocation system
1 Department of Information Engineering, Kun Shan Uni... | 2021-04-16T17:54:50 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.jnr.ac.cn/EN/10.11849/zrzyxb.20170067 | JOURNAL OF NATURAL RESOURCES ›› 2018, Vol. 33 ›› Issue (3): 489-503.
• Resource Evaluation •
### Spatial Prediction of Cultivated Land Soil Nutrients in Typical Region of Yellow River Delta
LI Yan-linga, b, ZHAO Geng-xingb
1. a. College of Information Science and Engineering, b. College of Resources and Environment... | 2022-10-06T19:42:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://matthewmcateer.me/blog/a-quick-intro-to-bayesian-neural-networks/ | # A quick intro to Bayesian neural networks
## Making neural networks shrug their shoulders
This post is an exploration of some recent work that I did with the Tensorflow Team at Google. Most recently, Google added Tensorflow Probability (TFP) to the Tensorflow ecosystem. The TFP Github has been updated with plenty o... | 2021-03-05T22:42:27 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 73, "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... |
https://www.scielo.br/j/rsbmt/a/GBqvSh63JRCJ9LCyRDRgwbG/?format=html&lang=en | # Abstract
## INTRODUCTION
Severe acute respiratory syndrome coronavirus 2 has been transmitted to more than 200 countries, with 92.5 million cases and 1,981,678 deaths.
## METHODS
This study applied a mathematical model to estimate the increase in the number of cases in São Paulo state, Brazil during four epidemic... | 2022-08-09T21:11:20 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 16, "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.sparrho.com/item/on-quasiperiodic-wave-solutions-and-integrability-to-a-generalized-varvec21-dimensional-kortewegde-vries-equation/a2b0c9/ | # On quasiperiodic wave solutions and integrability to a generalized \varvec{(2+1)}-dimensional Korteweg–de Vries equation
Research paper by Mei-Juan Xu, Shou-Fu Tian, Jian-Min Tu, Pan-Li Ma, Tian-Tian Zhang
Indexed on: 04 Aug '15Published on: 04 Aug '15Published in: Nonlinear Dynamics
#### Abstract
Under investiga... | 2020-09-20T06:57:43 | {"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://discuss.codechef.com/t/bab-i-editorial/104912 | # BAB_I - Editorial
Author: akib_tonnoy
Testers: nishant403, satyam_343
Editorialist: iceknight1093
TBD
None
# PROBLEM:
Given an array A, find the largest integer X such that A_i \not\in [-X, X] for every i.
If no such X exists, print -1.
# EXPLANATION:
First, notice that if A contains a 0, the answer is -1. Thi... | 2023-02-06T20:26:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mkweb.bcgsc.ca/pi/pi.approximation.day/posters.mhtml | Here we are now at the middle of the fourth large part of this talk.get nowheremore quotes
very clickable
visualization + math
The 2022 π Day art is a music album composed by Greg Coles for solo piano. It tells stories from the very beginning (314…) to the very (known) end of π (…264) as well as math (Wallis Product) ... | 2023-01-27T11:31:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.esaral.com/q/let-a-r-3-and-b-r-1-29850 | # Let A = R − {3} and B = R − {1}.
Question:
Let $A=\mathbf{R}-\{3\}$ and $B=\mathbf{R}-\{1\} .$ Consider the function $f: A \rightarrow B$ defined by
$f(x)=\left(\frac{x-2}{x-3}\right) .$ Is $f$ one-one and onto? Justify your answer.
Solution:
$A=\mathbf{R}-\{3\}, B=\mathbf{R}-\{1\}$
$f: \mathrm{A} \rightarrow \... | 2023-03-27T01:52:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://papers.nips.cc/paper/2015/hash/cd89fef7ffdd490db800357f47722b20-Abstract.html | #### Authors
Junpei Komiyama, Junya Honda, Hiroshi Nakagawa
#### Abstract
Partial monitoring is a general model for sequential learning with limited feedback formalized as a game between two players. In this game, the learner chooses an action and at the same time the opponent chooses an outcome, then the learner su... | 2022-05-27T15:44:30 | {"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://electronics.stackexchange.com/questions/380125/dc-motor-characteristic-lines | # DC motor characteristic lines
For a university project, we need to use electric motors. (This is not our area of expertise, we are aerospace engineers, not electric engineers.)
We have already selected a suitable motor based on specs (it's a brushless big-ass DC motor), however I would like to convert those specs i... | 2021-04-19T06:22:12 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://logason.com/ccej57j/3a0579-square-root-parent-function-domain-and-range | Solution for Find the domain and range of the function. The graph and table of the parent function is show to the right. The parent cubic function is y = x^3. Connection to y = x²: [Reflect y = x² over the line y = x. The domain of the expression is all real numbers except where the expression is undefined. Enter your ... | 2021-05-11T16:01:33 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/calculating-the-capitalized-costs.739436/ | Calculating the capitalized costs
1. Feb 20, 2014
ainster31
1. The problem statement, all variables and given/known data
A municipal contractor has agreed to construct an electric power plant and to deposit sufficient money in a perpetual trust fund to pay a $10,000/year operating cost and to perform a major renova... | 2017-11-19T01:49:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 2, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://eprint.iacr.org/2020/737/20200618:154911 | ## Cryptology ePrint Archive: Report 2020/737
A non-PCP Approach to Succinct Quantum-Safe Zero-Knowledge
Jonathan Bootle and Vadim Lyubashevsky and Ngoc Khanh Nguyen and Gregor Seiler
Abstract: Today's most compact zero-knowledge arguments are based on the hardness of the discrete logarithm problem and related class... | 2020-08-07T13:29:24 | {"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://math.stackexchange.com/questions/1579015/why-does-binomial-distribution-fits-normal-distribution/1579028 | # Why does Binomial distribution fits Normal distribution
I use Statgraphics for working with statistics.
I generated 3 Binomial samples:
1) N=100, p=0.5
2) N=100, p=0.01
3) N=100, p=0.99
First sample looks like Normal sample:
And it passes Kolmogorov-Smirnov test:
So I have theoretical question from probabilit... | 2021-12-07T01:05:47 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 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/algebra/algebra-1/chapter-3-solving-inequalities-chapter-review-3-3-solving-inequalities-using-multiplication-or-division-page-224/22 | ## Algebra 1
$y\leq6$
$\frac{y}{3}\leq2\longrightarrow$ multiply each side by 3 $\frac{y}{3}\times3\leq2\times3\longrightarrow$ multiply $y\leq6$ A closed dot at the endpoint on the graph indicates that 6 is part of the solution set. | 2020-10-01T00:57:22 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://indico.cern.ch/event/792436/contributions/3535844/ | # Quark Matter 2019 - the XXVIIIth International Conference on Ultra-relativistic Nucleus-Nucleus Collisions
3-9 November 2019
Wanda Reign Wuhan Hotel
Asia/Shanghai timezone
## Flavor hierarchy of jet quenching in relativistic heavy-ion collisions
5 Nov 2019, 15:40
20m
Ball Room 3 (Wanda Reign Wuhan Hotel)
### Ball... | 2020-02-19T06:01:36 | {"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.qb365.in/materials/stateboard/11th-standard-maths-two-dimensional-analytical-geometry-english-medium-free-online-test-one-mark-questions-with-answer-key-2020-2021-8530.html | #### 11th Standard Maths Two Dimensional Analytical Geometry English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021
11th Standard
Reg.No. :
•
•
•
•
•
•
Maths
Time : 00:10:00 Hrs
Total Marks : 10
10 x 1 = 10
1. Which of the following equation is the locus of (at2; 2at)
(a)
$\frac{x^2}{a^2}... | 2021-06-13T01:39:08 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://gmatclub.com/forum/m15-184044.html | It is currently 24 Feb 2018, 10:07
### GMAT Club Daily Prep
#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized
for You
we will pick new questions that match your level based o... | 2018-02-24T18:07:24 | {"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": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://wikieducator.org/Mathematical_Journey/Activity_on_%22y%3Dmx%2Bb%22/Prerequisites_and_Glossary | # Mathematical Journey/Activity on "y=mx+b"/Prerequisites and Glossary
Jump to: navigation, search
Prerequisites: Learners need to understand the slope of a line.
Glossary:
Slope: the amount of upward or downward movement the line makes as you. trace it
y-intercept: where the line crosses the y axis (This is when ... | 2017-11-24T05:52:33 | {"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://discuss.codechef.com/questions/128609/shkstr-editorial | ×
# SHKSTR - Editorial
Practice
Contest
Author: Jitender
Tester: Misha Chorniy
Editorialist: Bhuvnesh Jain
EASY-MEDIUM
# Prerequisites
Tries, Offline querying
# Problem
You a given $N$ strings and $Q$ queries. For each query, given $R$ and string $P$, you need to find the lexicographically smallest string wh... | 2018-06-24T20:04:58 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.lmfdb.org/ModularForm/GL2/Q/holomorphic/240/2/v/b/ | # Properties
Label 240.2.v.b Level $240$ Weight $2$ Character orbit 240.v Analytic conductor $1.916$ Analytic rank $0$ Dimension $4$ CM no Inner twists $4$
# Related objects
## Newspace parameters
Level: $$N$$ $$=$$ $$240 = 2^{4} \cdot 3 \cdot 5$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 240.v ... | 2021-12-03T15:22:03 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/find-support-developing-a-moment-of-inertia-calculation-software.514513/ | Find support developing a moment of inertia calculation software
1. Jul 16, 2011
linhoreka
I got the algorithm to deal with every section profile. The software would calculate the area and the moment of inertia of any section or any combination of sections in different materials. Further more, I would develop it to ... | 2018-02-20T08:28:02 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1096028/how-to-take-the-definite-integral-on-both-sides-of-a-differential-equation | # How to take the definite integral on both sides of a differential equation?
For instance,
$$a \cdot ds=dt$$
I know that one can take the indefinite integral on both sides to get
$$\int a ds = \int 1 dt$$
But how do I take the definite integral of both sides, and exactly what do I need to know to do this? (Specif... | 2020-04-06T12:28:14 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathoverflow.net/questions/376302/functions-that-satisfy-a-reverse-triangle-inequality-do-they-have-a-name | # Functions that satisfy a reverse triangle inequality: do they have a name?
Let $$f : \mathbb{R}^n \to \mathbb{R}_+$$ satisfy $$f(a) - f(b) \le C f(a - b)$$ $$\forall a, b \in \mathbb{R}^n$$ for some $$C \ge 0$$. Is there a name for such functions? (I would be happy to have a name for the special case $$C=1$$.)
Note... | 2022-01-17T09:39:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.temple.edu/events/seminars/geometry/ | # Geometry and Topology Seminar
Current contacts: Dave Futer, Matthew Stover, or Sam Taylor.
The Seminar usually takes place on Wednesdays at 2:30 PM in Room 617 of Wachman Hall.
• Wednesday February 23, 2022 at 14:30, Wachman 617
Jean Pierre Mutanguha , IAS
The Nielsen-Thurston theory of surface homeomorphism can... | 2022-10-06T11:27:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://jrekier.github.io/natural-units/ | When dealing with equations in physics, checking your units is an excellent way of looking for errors. For example, suppose you were to treat the problem of an object being drop from the top of a cliff. If you assume that the object has initial zero velocity, you end up with:
$$z=h-g\frac{t^2}{2}~,$$
where $z$ stands... | 2019-02-19T07:39:17 | {"extraction_info": {"found_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://indico.gsi.de/event/9461/ | GSI-FAIR Colloquium
# Fundamental Physics in Strongly Focused Light Fields at Both Intensity Limits, Weak and Strong
## by Gerd Leuchs (MPI für die Physik des Lichts, Erlangen)
Tuesday, December 3, 2019 from to (Europe/Berlin)
at GSI ( Main Lecture Hall )
Description In this talk, experiments studying light matter ... | 2019-12-10T14:00:17 | {"extraction_info": {"found_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/r-0-singularity.424639/ | # R=0 singularity
1. Aug 27, 2010
### mersecske
Since r is time-coordinate below the horizon,
how can you interpret that the r=0 singularity is an event at fixed time?
2. Aug 27, 2010
### George Jones
Staff Emeritus
On a standard 2-dimensional spacetime diagram in special relativity, a fixed time is a horzontal l... | 2018-06-21T10:46:07 | {"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://stoneswww.academickids.com/encyclopedia/index.php/Lattice_%28order%29 | # Lattice (order)
For other uses, see Lattice.
Missing image
Lattice_of_partitions_of_an_order_4_set.png
The term "lattice" derives from the shape of the Hasse diagrams that result from depicting these orders.
In mathematics, a lattice is a partially ordered set (or poset), in which all nonempty finite subsets have b... | 2021-06-24T15:54:33 | {"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://mathhelpforum.com/differential-equations/74274-exact-first-order-differential-equations-problems.html | # Thread: Exact first order differential equations problems
1. ## Exact first order differential equations problems
I'm totally unsure of where to put this topic - sorry itll probably need moved.
Ok I'm doing a further maths A-level right now but I'm also doing an ordinary maths A-level at the same time. This causes... | 2018-03-23T15:40:15 | {"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... |
http://www.zora.uzh.ch/id/eprint/70358/ | # On the space of trajectories of a generic gradient like vector field
Burghelea, D; Friedlander, L; Kappeler, T (2010). On the space of trajectories of a generic gradient like vector field. Analele. Universităţii de Vest din Timişoara. Seria Matematicǎ-Informaticǎ, 48(1-2):45-126.
## Abstract
In this paper the auth... | 2018-06-22T15:07:47 | {"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.lmfdb.org/ModularForm/GL2/Q/holomorphic/2310/ | ## Results (displaying matches 1-50 of 104) Next
Label Dim. $$A$$ Field CM Traces Fricke sign $q$-expansion
$$a_2$$ $$a_3$$ $$a_5$$ $$a_7$$
2310.2.a.a $$1$$ $$18.445$$ $$\Q$$ None $$-1$$ $$-1$$ $$-1$$ $$-1$$ $$+$$ $$q-q^{2}-q^{3}+q^{4}-q^{5}+q^{6}-q^{7}+\cdots$$
2310.2.a.b $$1$$ $$18.445$$ $$\Q$$ None $$-1$$ $$-1$$ $$... | 2019-12-09T06:07:21 | {"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://datascience.stackexchange.com/questions/76086/is-epsilon-error-a-standard-known-error-or-custom-created-by-this-paper/76110 | # Is epsilon error a standard known error or custom created by this paper?
I'm reading this computer vision paper, research paper link, about creating a model to estimate the real age and perceived age of the person in the image (or at least that's what I think it's about). The perceived age is decided by this method:... | 2021-05-12T14:34:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.cs.technion.ac.il/he/events/2010/1095/index.html | דלג לתוכן (מקש קיצור 's')
אירועים
# אירועים
Probabilistic Methods in Distributed Computing
קרן צנזור-הלל, הרצאה סמינריונית לדוקטורט
יום רביעי, 30.6.2010, 14:30
טאוב 601
An inherent characteristic of distributed systems is the lack of centralized control, which requires the components to coordinate their actions. This... | 2022-05-26T18:06:14 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-write-a-balanced-equation-for-the-complete-combustion-of-c-4h-8 | # How do you write a balanced equation for the complete combustion of C_4H_8?
Sep 9, 2016
$2 \text{C"_4"H"_10 + 13"O"_2 → 8"CO"_2 + 10"H"_2"O}$
#### Explanation:
In a combustion reaction, $\text{C}$ and $\text{H}$ are converted to ${\text{CO}}_{2}$ and $\text{H"_2"O}$.
Start by writing the unbalanced equation.
$\... | 2019-11-13T12:42:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 32, "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://openreview.net/forum?id=WOquZTLCBO1 | ## VIPeR: Provably Efficient Algorithm for Offline RL with Neural Function Approximation
Published: 01 Feb 2023, 19:22, Last Modified: 02 Mar 2023, 00:16ICLR 2023 notable top 25%Readers: Everyone
Keywords: Offline Reinforcement Learning, Neural Networks
TL;DR: A provably and computationally efficient algorithm for off... | 2023-03-20T19:03:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathoverflow.net/questions/72457/variation-of-fermats-last-theorem-for-n-5/72460 | # Variation of Fermat's Last Theorem for n = 5
It is known that there is no solution in N to
x^5 + y^5 = z^5 (FLT),
but there is a solution to
x^5 + y^5 + u^5 + v^5 = w^5
This was the first counterexample to Euler's conjecture.
What about sum of three fifth powers
x^5 + y^5 + z^5 = t^5
-
Many solutions exist, b... | 2015-03-06T06:16:49 | {"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://simple.wikipedia.org/wiki/Multiset | Multiset
The bags that can be used for shopping are at bag.
A multiset (sometimes called a bag) is a concept from mathematics. In many ways, multisets are like sets. Certain items are either elements of that multiset, or they are not. However, multisets are different from sets: The same type of item can be in the mul... | 2018-04-20T16:47:02 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 1, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/is-the-natural-frequency-the-highest-frequency.351095/ | # Is the natural frequency the highest frequency?
1. Nov 2, 2009
### Krampus
I have a theoretical question. Does a structure's natural frequency have anything to do with the highest frequency of which it can vibrate? Or can the structure vibrate in any multiple of the natural frequency (until it brakes...)?
2. Nov ... | 2017-08-21T13:00:21 | {"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://www.nature.com/articles/s41586-022-04944-2 | ## Main
Bacterial communities can produce multicellular interfaces through cooperation and competition15,16. Plants, fungi and animals can establish tissue boundary patterns through developmental programmes using independently evolved yet similar genetic toolkits, organizers and morphogen fields1,3,4,17,18,19. Mathema... | 2022-10-07T04:19:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://plainmath.net/college-statistics/20170-determine-surveyed-standard-deviation-determine-confidence-interval | UkusakazaL
2021-08-02
A study a local high school tried to determine the mean height of females in the US. A study surveyed a random sample of 125 females and found a mean height of 64.5 inches with a standard deviation of 5 inches. Determine a $95\mathrm{%}$ confidence interval for the mean.
$\begin{array}{|cc|}\hli... | 2023-03-22T17:01:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 19, "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://eduzip.com/ask/question/an-angle-which-measures-more-thannbspdisplaystyle-0circ-and-less-520536 | Mathematics
# An angle which measures more than $\displaystyle 0^{\circ}$ and less than $\displaystyle 90^{\circ}$ is called
acute
##### SOLUTION
Angles which measure more than ${0}^{o}$ and less than ${90}^{o}$ are acute angles.
You're just one step away
Single Correct Medium Published on 09th 09, 2020
Questions... | 2022-01-21T09:16:48 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://engineering.stackexchange.com/questions/6567/poissons-ratio | # Poisson's ratio
I am trying to find Poisson's Ratio, given the following information:
A cylindrical specimen of some metal alloy 52 mm in diameter is stressed elastically in tension. A force of 43,354 N produces a reduction in specimen diameter of 0.0031 mm. The elastic modulus of the material is 821 GPa.
I calcul... | 2020-07-06T00:06:21 | {"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://homework.cpm.org/category/CCI_CT/textbook/calc/chapter/4/lesson/4.3.1/problem/4-104 | ### Home > CALC > Chapter 4 > Lesson 4.3.1 > Problem4-104
4-104.
Write a Riemann sum to approximate using n rectangles. Homework Help ✎
General form of left-endpoint Riemann sum:
$\sum_{i=0}^{n}\Delta xf(a+\Delta xi)$ | 2020-01-27T07:28:36 | {"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... |
http://math.stackexchange.com/questions/592811/compact-operator-and-limit | # Compact operator and limit
I was wondering about something related to compact operators. If we have a compact operator $T:X \mapsto Y$ and a bounded sequence $(x_n)n$, then we know that there is a convergent subsequence $(Tx_{n_k})$.
My question is: When can we deduce from this that there is a $w \in X$ such that $... | 2015-05-23T11:04:57 | {"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://math.stackexchange.com/questions/3456667/please-help-me-spot-the-error-in-my-proof-that-the-sum-of-two-irrational-numbe/3456670 | # Please help me spot the error in my “proof” that the sum of two irrational numbers must be irrational
There must be an error in my "proof" since it is evident that the sum of two irrational numbers may be rational, but I am struggling to spot it. A hint would be appreciated.
Assume that the sum of two irrational nu... | 2019-12-15T00:13:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/461106/trigonometric-functions-definite-integrals | # Trigonometric Functions. Definite Integrals
Find, correct to one decimal place, the value of
$$\int_{0}^{60} 2\sin(x/2) \, dx.$$
Can someone please show me how this question is done. It would be very helpful thanks!
-
To re-confirm, the ranges are in radian, right? – lab bhattacharjee Aug 6 '13 at 13:40
What do ... | 2014-09-18T01:39:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 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/3227658/if-phir-rightarrow-r-is-a-surjective-ring-homomorphism-and-i-is-an-ideal-in | # If $\phi:R\rightarrow R'$ is a surjective ring homomorphism and I is an ideal in R… continued below [duplicate]
This question already has an answer here:
then $$\phi(I)=[s'\in R'|s=\phi(s)\space \forall\space s\in I]$$ is an ideal in R'
So I know that for something to be an ideal, it needs to be closed under subtr... | 2019-06-27T04:42:23 | {"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://discuss.codechef.com/questions/134977/chefadv-editorial | You are not logged in. Please login at www.codechef.com to post your questions!
×
# CHEFADV - Editorial
Setter- Misha Chorniy
Tester- Teja Vardhan Reddy
Editorialist- Abhishek Pandey
CAKEWALK/SIMPLE
# PRE-REQUISITES:
Modulo Operator (%), Basic Maths of Addition, Logic
# PROBLEM:
Let me denote knowledge by $A$ a... | 2019-03-21T20:23:53 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.physicspages.com/2013/03/21/tensor-trace/ | # Tensor trace
Reference: Moore, Thomas A., A General Relativity Workbook, University Science Books (2013) – Chapter 6; Problem 6.3.
The trace of a rank-2 tensor is given by the contraction ${F_{\;\; i}^{i}}$. In matrix terminology, it is the sum of the diagonal elements. If we start with a contravariant tensor ${F^{... | 2017-01-22T01:47:24 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 20, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://zims-en.kiwix.campusafrica.gos.orange.com/wikipedia_en_all_nopic/A/Mean_and_predicted_response | # Mean and predicted response
In linear regression, mean response and predicted response are values of the dependent variable calculated from the regression parameters and a given value of the independent variable. The values of these two responses are the same, but their calculated variances are different.
## Backgr... | 2021-05-09T17:51:35 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 27, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://socratic.org/questions/how-do-you-evaluate-the-function-f-x-x-when-x-3 | How do you evaluate the function f(x)=x when x=3?
$3$
$f \left(x\right) = x , x = 3 \therefore f \left(3\right) = 3$ [Ans] | 2021-12-01T08:15:10 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 2, "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.degruyter.com/browse?authorCount=5&pageSize=10&searchTitles=true&sort=datedescending&t1=CO-11 | # SEARCH CONTENT
## You are looking at 1 - 10 of 5,492 items :
• IT-Security and Cryptology
Clear All
## Abstract
Harmony Search Algorithm (HSA) is an evolutionary algorithm which mimics the process of music improvisation to obtain a nice harmony. The algorithm has been successfully applied to solve optimization pr... | 2020-06-01T17:40:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 8, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.oxford.emory.edu/site/math111/proofs/chainRule/ | ## The Derivative of a Composition(i.e., "The Chain Rule")
If $g$ is a function differentiable at some $a$, and $f$ is a function differentiable at $g(a)$, then the derivative of their composition exists and is given by
$$\frac{d}{dx} \left[ f\,(g(x)) \right] = f\,'(g(a)) g'(a)$$
Proof:
We begin by appealing to one... | 2023-01-31T23:13:57 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://hanspeterschaub.info/basilisk/Documentation/simulation/environment/albedo/albedo.html | # Module: albedo¶
## Executive Summary¶
This document describes how albedo is modeled in the Basilisk software. The purpose of this module is to calculate albedo value at the given instrument locations.
## Message Connection Descriptions¶
The following table lists all the module input and output messages. The modul... | 2021-10-21T13:57:56 | {"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.mathdoubts.com/adding-algebraic-terms/ | A mathematical operation of adding two or more algebraic terms is called the addition of algebraic terms. It is also called as the summation of the algebraic terms.
Introduction
In algebra, two or more algebraic terms are often connected each other by a plus sign. So, the algebraic terms have to be added to find the ... | 2021-03-09T09:42:46 | {"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... |
http://www.openproblemgarden.org/op/invariant_subspace_problem | # Invariant subspace problem
Importance: High ✭✭✭
Author(s):
Subject: Analysis
Keywords: subspace
Posted by: tchow on: February 9th, 2009
\begin{problem} Does every bounded linear operator on an infinite-dimensional separable Hilbert space have a non-trivial closed invariant subspace? \end{problem}
% You may us... | 2018-08-16T06:02:48 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cstheory.stackexchange.com/questions/31032/how-does-camerinis-algorithm-for-minimum-bottleneck-spanning-tree-run-in-linear | How does Camerini's algorithm for minimum-bottleneck-spanning-tree run in linear time?
I'm having a difficult time understanding Camerini's algorithm because there are very few clear explanations online. The goal is to find a minimum-bottleneck spanning tree in linear time.
Camerini's algorithm does this by splitting... | 2020-08-09T15:02:58 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physics.uoguelph.ca/problem-5-62-f-accel-and-tension | # Problem 5-62 F, accel., and tension
Two blocks are connected by a string passing over a pulley. Neglect friction and the rotation of the pulley. If the masses are $m_1 = 3.7\;kg$ and $m_2 = 2.7\; kg,$ determine the magnitudes of:
(a) the acceleration of the blocks
(b) the tension in the string.
[Ans. (a) $5.7\; m... | 2022-05-19T11:51:57 | {"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://stats.stackexchange.com/questions/353483/diff-in-diff-with-covariates-vs-diff-in-diff-with-propensity-score-matching | # Diff in Diff with covariates vs Diff in Diff with Propensity Score Matching
To measure the impact of a specific event, we can use Diff in Diff. Since in my case, I can't randomize, I need to think of a way to control for other covariates. I know how to implement the two different methods in this scenario. But can an... | 2019-10-23T02:47:01 | {"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://bioconductor.org/books/3.15/OSCA.basic/feature-selection.html | # Chapter 3 Feature selection
## 3.1 Motivation
We often use scRNA-seq data in exploratory analyses to characterize heterogeneity across cells. Procedures like clustering and dimensionality reduction compare cells based on their gene expression profiles, which involves aggregating per-gene differences into a single (... | 2023-01-29T02:56:01 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3262378/determine-na-ra-rat-in-terms-of-eigenvectors | # Determine $N(A),R(A),R(A^T)$ in terms of eigenvectors
I have question regarding fundamental subspaces and eigenvectors.
Problem:
Let $$0,1,2$$ be eigenvalues with eigenvectors $$x_1,x_2,x_3$$, respectivly, of matrix $$A$$.
Determine kernel, image and $$R(A^T)$$ in terms of $$x_1,x_2,x_3$$
Determine all solutions... | 2020-04-03T21:32:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.cs.middlebury.edu/~mlinderman/courses/cs150/f21/lectures/lecture11-notes.html | # Class 18: References
## Objectives for today
• Describe the Python memory model
• Explain the behavior of references
• Differentiate between mutable and immutable types
• Predict how immutable and mutable values referenced by variables will be affected by assignments, operators, functions and methods
## Objects an... | 2022-06-27T08:58:48 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://astronomy.stackexchange.com/questions/1930/is-earths-1g-solid-surface-gravity-unusually-high-for-exoplanets | # Is Earth's 1g solid surface gravity unusually high for exoplanets?
The surface gravities of the Sun’s planets are all close to 1g, 0.38-2.53 (about a factor of e, by chance). The cloud-top gravity of the gas giants is not too interesting here, but I suppose that the gravity on their solid surfaces (if any) does not ... | 2014-12-20T22:15:21 | {"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://508physics.com/labs/determineInitialVelocityOfCannon | The range of a cannon is given by the formula $$\Delta x = \frac{v_i^2}{g} \sin \left( 2 \theta \right)$$ in which $$v_i$$ is the initial speed of the cannon, $$g$$ is free-fall acceleration, and $$\theta$$ is the launch angle of the cannon. The goal of this lab is to:
• Prove that $$\Delta x$$ is directly proportiona... | 2022-05-25T20:29:35 | {"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": 2, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1784515/does-every-c1-closed-differential-form-differ-from-some-c-infty-closed-for | Does every $C^1$ closed differential form differ from some $C^\infty$ closed form by an exact form?
Question: On a $C^\infty$ manifold, does every $C^1$ closed differential form differ from some $C^\infty$ closed form by an exact form?
Motivation: This result holds for $C^1$ closed 1-forms on a $C^\infty$ manifold $M... | 2019-05-19T20:50:21 | {"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... |
http://clay6.com/qa/51600/which-of-the-following-halogens-does-not-show-positive-oxidation-states- | Browse Questions
Which of the following halogens does not show positive oxidation states?
$\begin{array}{1 1}\text{Fluorine}\\\text{Chlorine}\\\text{Bromine}\\\text{Iodine}\end{array}$
Can you answer this question?
Fluorine being most electronegative always exhibits the oxidation state of -1
answered Jul 28, 2014 | 2016-10-21T18:39:10 | {"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": 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/differential-geometry/172998-help-limit-definitions.html | # Math Help - help with limit definitions
1. ## help with limit definitions
I'm going crazy trying to understand this problem, like it's literally driving me mad. Please someone help explain this to me?
Use the definition of the limit to show that
$\displaystyle\lim_{x \to -1}(\frac{x+5}{2x+3}) = 4$
So I said "Give... | 2014-09-18T17:55:46 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 39, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://electronics.stackexchange.com/questions/98222/level-shift-4v-peak-to-peak-to-0-3-3v | # Level shift 4v peak to peak to 0 - 3.3V
I need to convert a 4v peak to peak signal (-2v to +2v) into a 0 to 3.3V signal to get it into my ADC on LPC 11u24. I have tried several designs but the problem is that all of the designs I found are based on single rail op amps. I only have dual supply op amps. Any suggestion... | 2021-09-20T19:45:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/4dc6aa62a5918b0b8ca58420 | ## anonymous 5 years ago If A be a point on the ellipse x^2/a^2 + y^2/b^2 = 1 and B be a point on its auxillary circle vertically above it, then find the locus of the midpt of A,B
1. anonymous
The equation for the auxiliary circle is x^2+y^2=a^2
2. anonymous
i want that locus even i know the aux circle
3. anonymou... | 2017-01-18T19:09:31 | {"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://www.dsprelated.com/freebooks/pasp/Examples.html | #### Examples
For a uniform sphere, the cross-terms disappear and the moments of inertia are all the same, leaving , for . Since any three orthogonal vectors can serve as eigenvectors of the moment of inertia tensor, we have that, for a uniform sphere, any three orthogonal axes can be chosen as principal axes.
For a ... | 2017-12-14T22:28:25 | {"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://tasks.illustrativemathematics.org/content-standards/HSF/IF/B/6 | # HSF-IF.B.6
Calculate and interpret the average rate of change of a function (presented symbolically or as a table) over a specified interval. Estimate the rate of change from a graph. | 2023-03-30T19:56:15 | {"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://math.stackexchange.com/questions/2037162/the-proof-of-binomial-identity-binomjr-1j-1j-binom-rj | # The proof of binomial identity $\binom{j+r-1}{j}=(-1)^j \binom{-r}{j}$?
I'm trying to understand the following proof for $\binom{j+r-1}{j}=(-1)^j \binom{-r}{j}$.
\begin{align} \binom{j+r-1}{j}&=\frac{(j+r-1)(j+r-2) \cdots r}{j!}\\ &=(-1)^j \frac{(-r-(j-1))(-r-(j-2)) \cdots (-r)}{j!} \\&=(-1)^j \frac{(-r)(-r-1) \cdo... | 2019-12-06T06:00:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
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