url string | text string | date timestamp[s] | metadata string |
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https://math.stackexchange.com/questions/2721168/evaluation-map-in-field-extensions-f-algebra-homomorphism | # Evaluation map in field extensions. $F$-algebra homomorphism.
Let $K$ be a field extension of $F$, and let $a \in K$. Show that the evaluation map ev$_{a}: F[x] \longrightarrow K$ given by ev$_{a}(f(x)) = f(a)$ is ring and an $F$-vector space homomorphism.
I already showed that it is a ring homomorphism (I can writ... | 2021-04-14T05:10:53 | {"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://economics.stackexchange.com/tags/consumption/hot?filter=year | # Tag Info
41
Marginal propensity to consume is the proportion of an aggregate raise in pay that a consumer spends on the consumption of goods and services, as opposed to saving it. If someone gets extra income $\\\$1000$and consumes$\\\$750$ of this additional income their marginal propensity to consume is 0.75. The... | 2021-01-19T21:38:23 | {"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://vapedev.ru/laplace-transform-solved-problems-3706.html | # Laplace Transform Solved Problems
These are going to be invaluable skills for the next couple of sections so don’t forget what we learned there.Before proceeding into differential equations we will need one more formula.
Tags: Business Catalyst PlansMamma Mia EssayEconomics Extended Essay TopicsTomosynthesis Femora... | 2021-04-13T10:58:53 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/2330855/minkowski-sum-alternative-notation | # Minkowski sum alternative notation
This is a LateX question on good notation.
The Minkowski sum of two polytopes is pretty neat. I'm working with a lot of them right now, and Minkowski sum of simplices, which write as stuff like:
$$\sum y_I \, \mathrm{ conv } \{e_i | i \in I \}$$
So my problem arises when I want ... | 2019-08-24T23:20:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/2393701/is-every-commutative-ring-without-non-trivial-idempotent-local/2393711 | # Is every commutative ring without non trivial idempotent ,local?
Is every commutative ring without non trivial idempotent ,local? I know that every local ring doesn't contain nontrivial idempotent because the number of maximal ideals in R is equal to the sum of maximals in S and T where R=ST. I thought since the rin... | 2021-05-16T15:52:38 | {"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://mathhelpforum.com/advanced-statistics/223308-stratified-sampling-print.html | # Stratified Sampling
• Oct 21st 2013, 04:01 PM
ishihara
Stratified Sampling
A city has 90000 dwellings: 35000 are homes, 45000 are apartments, 10,000 are condos.
i) You know the mean electricity use is roughly twice as much for homes as
for apartments or condos, and the standard deviation is proportional
to the mean... | 2016-09-30T09:10:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 7, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://arrayfire.com/blog/how-does-a-quantum-computer-work/ | # How does a Quantum Computer work?
This is the third post in a series on quantum computing, which began with the following:
By design, a quantum computer is a device that executes quantum computations. These quantum computations utilize quantum mechanical principles to encode and operate on inputs and outputs. There... | 2023-03-25T19:57:26 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 178, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/m... |
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The denominator of a fraction exceeds the numerator by 5. If 3 be added to both, the fraction becomes 3/4. Find th... | 2019-04-19T21:12:12 | {"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://eprint.iacr.org/2020/1163/20200925:184707 | ## Cryptology ePrint Archive: Report 2020/1163
Specifying cycles of minimal length for commonly used linear layers in block ciphers
Guoqiang Deng and Yongzhuang Wei and Xuefeng Duan and Enes Pasalic and Samir Hodzic
Abstract: With the advances of Internet-of-Things (IoT) applications in smart cities and the pervasiv... | 2020-11-25T02:22:36 | {"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://zbmath.org/?q=an:1188.34085 | # zbMATH — the first resource for mathematics
Oscillation theorems for fourth order functional differential equations. (English) Zbl 1188.34085
By means of the oscillation of three related first-order functional differential equations, the authors investigate the oscillatory behavior of all solutions of the fourth-ord... | 2021-04-10T18:27:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stacks.math.columbia.edu/tag/052P |
## 10.69 Blow up algebras
In this section we make some elementary observations about blowing up.
Definition 10.69.1. Let $R$ be a ring. Let $I \subset R$ be an ideal.
1. The blowup algebra, or the Rees algebra, associated to the pair $(R, I)$ is the graded $R$-algebra
$\text{Bl}_ I(R) = \bigoplus \nolimits _{n \ge... | 2019-03-21T23:46:55 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://calculator.academy/total-energy-to-heat-water-calculator/ | Enter the mass of the water and the total change in temperature into the calculator to determine the energy to heat water.
## Energy to Heat Water Formula
The following formula is used to calculate the energy required to heat a body of water.
E = m * C * ΔT
• Where E is the total energy required (J)
• m is the mass ... | 2023-02-01T21:57:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/local-reference-frame.578547/ | # Local reference frame
1. Feb 17, 2012
### surajt88
According to this, if someone spins around at 2 revs per second when the moon is in the horizon, the moon seems to move at 4 times the speed of light. And this implies the moon is not in our local reference frame. And per this, local inertial frame applies to "sma... | 2017-09-25T10:05:55 | {"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... |
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# Dimensional Analysis
Describes dimensional analysis and explains a method for converting physical units
## Units
Although the MKS (Meters, Kilograms & Seconds) system is slowly becoming unive... | 2022-07-02T02:54:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 13, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.physicsforums.com/threads/beads-on-semi-circular-wire.615136/ | ## Homework Statement
Two beads A and B move along a semicircular wire frame as shown in the figure as shown in figure. The beads are connected by an inelastic string which always remains tight. At an instant the speed of A is u, angle BAC is 45 degrees and angle BOC is 75 degrees, where O is the centre of semicircula... | 2021-06-21T04:28:30 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/3060/arrangement-of-numbers/3076 | # Arrangement of Numbers
How can we prove that it is posible to arrange numbers $1,2,3,4,\ldots, n$ in a row so that the average of any two of these numbers never appears between them?
-
## 1 Answer
Assume the inductive hypothesis that it is true for lists smaller than n. To reorder 1...n this way as well, split it... | 2015-09-02T11:28:54 | {"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://www.physicsforums.com/threads/how-do-i-find-the-range.448615/ | # How do i find the range?
## Homework Statement
a soccer player kicks a stationary ball at a speed of 20m/s at an angle of 15$$\circ$$ to the horizontal.
## Homework Equations
i think it would be Rmax=Vo2/g ?????
## The Attempt at a Solution
19.32 2/9.8=38.09m ??
I'm really lost can someone help me plz!!
From ... | 2021-10-24T04:20:15 | {"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... |
https://cs.stackexchange.com/questions/129245/when-is-huffman-code-the-most-unoptimal | # When is Huffman code the most unoptimal?
By giving an Huffman coding tree and the total frequency of the characters. how can I find the most unoptimal frequencies for each character such that the size of the code will require the most possible of bits?
• Do you mean "the most off from the entropy limit" (eg worst c... | 2021-09-25T15:07:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/2952434/galois-closure-and-a-natural-bijection | # Galois Closure and a natural bijection
Let $$L/K$$ be a finite separable extension of a field and let $$M$$ be its Galois closure (i.e. the minimal degree extension of $$L$$ for which $$M/K$$ is Galois). Show that the set of embeddings (injections) $$hom_K(L, M)$$ of $$L$$ in $$M$$ which fix $$K$$ is in a natural bi... | 2019-05-20T14:27:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.aimsciences.org/article/doi/10.3934/dcdsb.2011.15.113 | # American Institute of Mathematical Sciences
January 2011, 15(1): 113-135. doi: 10.3934/dcdsb.2011.15.113
## Allee effects in an iteroparous host population and in host-parasitoid interactions
1 Department of Mathematics and Statistics, Texas Tech University, Lubbock, TX 79409-1042, United States
Received Decem... | 2020-03-28T15:36:39 | {"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.talkstats.com/threads/normal-distribution.326/ | # Normal Distribution
#### msdahlet
##### New Member
I am stuck again on Question 7, it requires a look at question 2, therefore, I have included that portion with the answers. I have also submitted my attempt at answering Question #6.
2. If the lathe can be adjusted to have the mean of the lengths to any desired va... | 2022-05-23T22:48:28 | {"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... |
http://codeforces.com/blog/entry/106054 | ### om1429888's blog
By om1429888, history, 7 weeks ago,
((3 * ‘N’ ) ! / ( 3! ^ ‘N’ ) )% ‘P
I HAVE TO SOLVE THIS. THE PROBLEM IS IF N=4; AND P=7 MY NUMERATOR BECOMES 0 AND THIS WILL GIVE ME WRONG ANSWER. THE ANSWER IS 6 BUT MY CODE IS GIVING 1.
THIS IS HOW IM DOING IT. IM ITERATING FROM 1 TO 3*N CALCULATING (3*N)FA... | 2022-10-06T06:53:35 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/5706798211ef6b28bba7d905 | Question #7d905
This is pretty straightforward: $\sin x \csc x \cos x = \cos x$
$\cancel{\sin} x \cdot \frac{1}{\cancel{\sin}} x \cdot \cos x = \cos x$ | 2020-02-22T17:23:30 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.acmicpc.net/problem/12616 | 시간 제한메모리 제한제출정답맞힌 사람정답 비율
5 초 512 MB1210990.000%
## 문제
You are given a network of wireless towers. Each tower has a range and can send data to neighboring towers as long as the distance is less than or equal to the sending tower's range.
The towers are using an old communication protocol A, but there is a new, bette... | 2022-09-25T08:52:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/121887/if-mathrmord-na-mathrmord-nb-1-then-mathrmord-nab-mathrmord | # If $(\mathrm{ord}_na,\mathrm{ord}_nb)=1$ then $\mathrm{ord}_n(ab) = (\mathrm{ord}_na)(\mathrm{ord}_nb)$
The question I've encountered reading a textbook is as follows:
Show that if $n \in \mathbb{Z}_+$ and $a, b\in\mathbb{Z}$ have $(a,n)=(b,n) = (\mathrm{ord}_na,\mathrm{ord}_nb)=1$ then $\mathrm{ord}_n(ab) = (\math... | 2014-03-08T01:13:07 | {"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.lmfdb.org/ModularForm/GL2/Q/holomorphic/1014/2/a/c/ | Properties
Label 1014.2.a.c Level $1014$ Weight $2$ Character orbit 1014.a Self dual yes Analytic conductor $8.097$ Analytic rank $0$ Dimension $1$ CM no Inner twists $1$
Learn more
Newspace parameters
Level: $$N$$ $$=$$ $$1014 = 2 \cdot 3 \cdot 13^{2}$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$... | 2022-05-27T23:07:27 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.ideals.illinois.edu/handle/2142/95304 | ## Files in this item
FilesDescriptionFormat
application/pdf
STINNETT-DISSERTATION-2016.pdf (5MB)
(no description provided)PDF
## Description
Title: Automated isotope identification algorithms for low-resolution gamma spectrometers Author(s): Stinnett, Jacob Benjamin Director of Research: Sullivan, Clair J Doctor... | 2017-09-22T09:53:18 | {"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": 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-graph-3q-7-13 | # How do you graph 3q+7>=13?
First graph $y = 3 q + 7$ by choosing two conventient $q$'s and calculating the corresponding $y$'s ($q = 0$ is allways a good choice). Then draw a line through them. Also draw the horizontal line at $y = 13$. Everywhere the first line is on or above the $13$-mark is a solution (answer: $q... | 2020-04-09T11:09:32 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 7, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/611949/arzela-ascoli-and-adjoint-of-compact-operator-compact | # Arzela-Ascoli and adjoint of compact operator compact
that the adjoint operator of a compact operator is compact by using the Arzela Ascoli theorem. Unfortunately, there is one thing I do not understand: It is not shown that $(f_n)_n$ is closed, so why is this sequence compact then? It is only shown that it is equic... | 2019-08-19T16:09:27 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.stefanhendriks.com/blog/k81i4i.php?399544=2x10-stair-treads | gap between the boards. Also, I could reinforce the treads with stiffeners between the risers.
x 10-1/4 in. I can confidently say that I expect to be a life-long subscriber." Consider a single step, the total horizontal distance will be given by: $$Total\,Horizontal\,Distance = Run + Tread\,Overlap + Riser\,Thickness =... | 2021-02-26T09:22:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://overbrace.com/bernardparent/viewtopic.php?f=3&t=1078&start=0 | Compressible Flow Scores
2017
08.31.17
2018
09.05.18
The grades for Assign 0 have been entered. I gave A0 if you registered but didn't enable email notifications in the Compressible Flow forum, and “-” if you didn't register.
09.07.18
Quiz 1 has been corrected. I gave A0 if you didn't explain well enough all the s... | 2019-02-18T17:26:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://publications.mfo.de/handle/mfo/17/browse?rpp=20&sort_by=1&type=title&offset=248&etal=-1&order=ASC | Now showing items 249-268 of 1266
• #### 1931 - Computational Multiscale Methods
[OWR-2019-35] (2019) - (28 Jul - 03 Aug 2019)
Many physical processes in material sciences or geophysics are characterized by inherently complex interactions across a large range of non-separable scales in space and time. The resolutio... | 2023-03-26T19:19:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://learn.careers360.com/ncert/question-divide-the-following-polygons-fig-11-point-17-into-parts-triangles-and-trapezium-to-find-out-its-area/ | Q
# Divide the following polygons (Fig 11.17) into parts (triangles and trapezium) to find out its area.
(i) Divide the following polygons (Fig 11.17) into parts (triangles and trapezium) to find out its area.
FI is a diagonal of polygon EFGHI NQ is a diagonal of polygon MNOPQR
Views
(i)
Area of polyg... | 2020-01-19T10:11:03 | {"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": 0, "img_math": 0, "codecogs_latex": 8, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://thomas-niebler.de/blog/notes/beam_search | # Understanding Beam Search
This post is mainly for me to understand how Beam Search works in detail and why we should use it. These are my notes from deeplearning.ai's Deep Learning course on Coursera.
## What is Beam Search?
Beam Search is basically a pruned breadth-first search. It is often used in sequence-to-se... | 2020-09-27T16:59:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/advanced-applied-math/92945-limiting-equilibrium.html | ## Limiting equilibrium?
A hoop stands in a vertical plane on a rough incline which the plane of the hoop cuts in a line of greatest slope. It is kept in equilibrium by a string fastened to a point in the circumference, wound round it, and fastened to a peg in the incline further up and in the same plane. If $\lambda$... | 2015-07-30T12:34:55 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 5, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/pre-calculus/78737-parabola-line-intersection-points.html | # Math Help - Parabola and Line Intersection Points
1. ## Parabola and Line Intersection Points
Here is the problem:
A graphic designer draws a logo involving a parabola ‘sitting’ in a V shape on a set of axes as shown at right.
Find the equation of the parabola, given it is of the form y = kx2 and the points of int... | 2014-03-09T20:21:11 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 44, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://mathhelpforum.com/calculus/226159-can-t-integrate-surface-area-revolving-curve-normal-way.html | # Math Help - Can't integrate the surface area of revolving curve the normal way
1. ## Can't integrate the surface area of revolving curve the normal way
Here's the problem I was given:
Find the area of the surface generated by revolving the curve
$x=\frac{e^y + e^{-y} }{2}$
from 0 $\leq$ y $\leq$ ln(2) about the ... | 2016-02-10T11:31:52 | {"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": 21, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.physicsforums.com/threads/transcendental-equation.628468/ | Transcendental equation
1. Aug 15, 2012
shourie.j
Can anyone tell me how can i find a solution to a transcendental equation?
Any link, where i will get methods to solve them???
Thank you..
2. Aug 15, 2012
DonAntonio
$${}$$
In general, no. One needs to look at each case separately.
$${}$$
DonAntonio
3. Aug 15... | 2017-10-17T02:11:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/projection-operators-and-weyl-spinors.842654/ | # Projection operators and Weyl spinors
1. Nov 11, 2015
### CAF123
I am working through some course notes where the aim is to derive the equations of motion satisfied by the left handed and right handed components of the Dirac spinor $\psi$. From the Dirac lagrangian, we have $$\mathcal L = \bar \psi (i \not \partia... | 2018-05-21T05:12:24 | {"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://stacks.math.columbia.edu/tag/08RX | Lemma 21.39.12. Let $\mathcal{C}$ be a category (endowed with chaotic topology). Let $\mathcal{O} \to \mathcal{O}'$ be a map of sheaves of rings on $\mathcal{C}$. Assume
1. there exists a cosimplicial object $U_\bullet$ in $\mathcal{C}$ as in Lemma 21.39.7, and
2. $L\pi _!\mathcal{O} \to L\pi _!\mathcal{O}'$ is an is... | 2023-03-31T13:25:35 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://508physics.com/pod/20b47c | # Practice Page
## Not the quiz
You must log in to submit the practice page.
You must be logged in to take the quiz.
### 2004-G: Dimensional Analysis 2: Simplifying Dimensions of Quantities
• Topic Cluster: Pure Mathematics
• Topic: Unit Conversion and Dimensional Analysis
• Objective: Simplify dimensions made of ... | 2021-06-19T02:42:13 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://quantumcomputing.stackexchange.com/questions/14702/shors-algorithm-initialization-of-second-register | # Shor's algorithm: initialization of second register
I am trying to understand Shor's algorithm. I am not quite sure why the initialization, indicated as $$|1\rangle$$ in the below image at the bottom left is chosen as it is? I understand the modular exponentiation method in principle, but I am not sure which initial... | 2021-05-13T16:09:53 | {"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://socratic.org/questions/circle-a-has-a-radius-of-1-and-a-center-at-2-3-circle-b-has-a-radius-of-3-and-a- | # Circle A has a radius of 1 and a center at (2 ,3 ). Circle B has a radius of 3 and a center at (6 ,4 ). If circle B is translated by <-3 ,4 >, does it overlap circle A? If not, what is the minimum distance between points on both circles?
Feb 9, 2018
Since ${R}_{A} + {R}_{B} < \vec{{O}_{A} {O}_{B}}$, circles do NO... | 2019-01-17T22:57:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 9, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://nicf.net/articles/connections-holonomy-and-curvature/ | Introduction
This article is a supplement to a longer piece I am writing about the theory of connections and it probably won’t make much sense outside the context of that larger article. It concerns a question that arose in that article’s presentation of the relationship between the holonomy and the curvature of a con... | 2020-09-24T08:01:55 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/2706548/books-recommendation-for-special-group-theory-topics | # Books Recommendation for Special Group Theory Topics
I am attending a lesson in this semester in Group Theory, in the following special topics. I know that there are similar posts, but in this post I specifically ask to recommend me a combination of well written books or notes, with plenty of worked examples in the ... | 2019-07-18T13:04:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1200700/does-the-vector-space-of-compactly-supported-continuous-functions-x-rightarrow | # Does the vector space of compactly-supported continuous functions $X \rightarrow \mathbb{R}$ satisfy an interesting universal property?
Let $S$ denote a set. Then the vector space $FS$ freely generated by $S$ can be identified with the set of all finitely-supported functions $S \rightarrow \mathbb{R}$. This gave me ... | 2019-10-15T04:45:39 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://web2.0calc.com/questions/help-pls_30529 | +0
# help pls!
0
82
1
Suppose the point $(1,2)$ is on the graph of $y=\frac{f(x)}2$. Then there is one point which must be on the graph of $y=\frac{f^{-1}(x)}{2}$. What is the sum of that point's coordinates?
Aug 8, 2022 | 2023-02-02T01:08:17 | {"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... |
https://web2.0calc.com/questions/help_10937 | +0
# help
0
35
1
A function f is defined by $$f(z) = (4 + i) z^2 + \alpha z + \gamma$$ for all complex numbers z, where a and $$\gamma$$ are complex numbers and i^2=-1. Suppose that f(1) and f(i) are both real. What is the smallest possible value of $$(| \alpha | + |\gamma |)^2$$
Oct 22, 2022 | 2022-12-05T01:13:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/exponents-22/ | # Exponents
Algebra Level 2
If $4^x= 1024$ then $(4^{x+1})(5^{x-1})=?$
A. $10^6$
B. $5^4\times 10^5$
C. $4^4\times 10^5$
D. $5^4\times 10^4$
E. $4^4\times 10^4$
× | 2021-04-19T06:19:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 7, "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://euler.beerbaronbill.com/en/latest/solutions/35.html | # Project Euler Problem 35: Circular Primes¶
The source code for this problem can be found here.
## Problem Statement¶
The number, $$197$$, is called a circular prime because all rotations of the digits: $$197, 971$$, and $$719$$, are themselves prime.
There are thirteen such primes below $$100: 2, 3, 5, 7, 11, 13,... | 2021-02-25T11:24:00 | {"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": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://deepai.org/publication/clustering-semi-random-mixtures-of-gaussians | # Clustering Semi-Random Mixtures of Gaussians
Gaussian mixture models (GMM) are the most widely used statistical model for the k-means clustering problem and form a popular framework for clustering in machine learning and data analysis. In this paper, we propose a natural semi-random model for k-means clustering that... | 2022-09-25T08:19:34 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www2.math.binghamton.edu/p/hiltonmemorial/lecture2020 | ### Sidebar
hiltonmemorial:lecture2020
# Peter Hilton Memorial Lecture - 2020
## Postponed due to COVID
### Exotic Smooth Structures on $R^4$
Speaker: Robert Gompf, University of Texas at Austin
Time: postponed, TBA
Location: Binghamton University, TBA
Abstract: One of the most surprising discoveries in 4-manifold... | 2021-04-23T05:19:40 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.mathematicsgre.com/viewtopic.php?f=1&t=150 | ## Sequences, series
Forum for the GRE subject test in mathematics.
CoCoA
Posts: 42
Joined: Wed Sep 03, 2008 5:39 pm
### Sequences, series
What is
lim_{n->\infty}{(n!)^(1/n)}?
Nameless
Posts: 128
Joined: Sun Aug 31, 2008 4:42 pm
Use the Sterling formula : lim (n!/[sqrt(2pi * n)e^(-n)n^(n)])=1 when n goes to infinit... | 2017-07-26T16:28:02 | {"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": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://algs4.cs.princeton.edu/34hash/ | # 3.4 Hash Tables
If keys are small integers, we can use an array to implement a symbol table, by interpreting the key as an array index so that we can store the value associated with key i in array position i. In this section, we consider hashing, an extension of this simple method that handles more complicated typ... | 2018-04-21T09:24:09 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://en.wikipedia.org/wiki/History_of_Lorentz_transformations | # History of Lorentz transformations
The Lorentz transformations relate the space-time coordinates, (which specify the position x, y, z and time t of an event) relative to a particular inertial frame of reference (the "rest system"), and the coordinates of the same event relative to another coordinate system moving in... | 2015-03-26T23:57:09 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 71, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://astronomy.stackexchange.com/questions/39694/should-the-synodic-period-or-the-orbital-period-be-used-to-determine-the-diamete/39708 | # Should the synodic period or the orbital period be used to determine the diameter of the Moon?
Aristarchus famously used a lunar eclipse to determine the diameter and the distance of the Moon, given that a lunar eclipse can last up to 3 hours and the angular diameter of the Moon is 0.5°.
Using this method, the diam... | 2022-01-25T21:00:40 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cs.stackexchange.com/questions/90871/proving-decidability-of-language | # Proving decidability of language
Prove or disprove: The following language $L$ is decidable:
$\{ \langle M, t\rangle: M \text{ is a Turing machine and } \forall w \in \{0,1\}^* [M(w) \text{ halts in at most } t \text{ steps} ]\}$
So for proving I need to construct a TM $U$. If it accepts $L$, so L is decidable, ot... | 2021-03-07T09:16:07 | {"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://mathoverflow.net/questions/302186/on-the-regularity-of-integer-solutions-of-a-simultaneous-equation-with-consecuti | # On the regularity of integer solutions of a simultaneous equation with consecutive prime coefficients
Let $p_1$ through $p_6$ be consecutive primes in ascending order, and consider the simultaneous equation $$p_1x+p_2y=p_3\\p_4x+p_5y=p_6$$
Motivating Question: For what $p_1$ does the system provide integer solution... | 2021-01-24T18:48:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.thefullwiki.org/Reflection_seismology | # Reflection seismology: Wikis
Note: Many of our articles have direct quotes from sources you can cite, within the Wikipedia article! This article doesn't yet, but we're working on it! See more info or our list of citable articles.
### Did you know ...
More interesting facts on Reflection seismology
# Encyclopedia
... | 2018-12-14T15:58:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 4, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/5398e35ee4b04b76852a583e | • Owlcoffee
so I was working on a math exercise and I got a little stuck on this part: $x ^{2}+(\frac{ (2x- \lambda)^{2} }{ 16 })+\frac{ (- \lambda - 4)x }{ 2 }+\frac{ (- \lambda -16)(2x- \lambda) }{ 8 }+ \lambda = 0$
Mathematics
Looking for something else?
Not the answer you are looking for? Search for more explanat... | 2017-03-30T18:46:57 | {"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://zbmath.org/?q=an:0793.58029 | # zbMATH — the first resource for mathematics
Cycles for disk homeomorphisms and thick trees. (English) Zbl 0793.58029
McCord, Christopher K. (ed.), Nielsen theory and dynamical systems. AMS- IMS-SIAM summer research conference, June 20-26, 1992, South Hadley, MA (USA), supported by the National Science Foundation. Pr... | 2021-09-20T07:58:22 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/airy-equation-and-solution.398332/ | # Homework Help: Airy equation and solution
1. Apr 25, 2010
### LBloom
1. The problem statement, all variables and given/known data
So the Airy equation states that y''-xy'=0. My problem is to proof that the improper integral
1/$$\pi$$ $$\int$$cos(1/3*t^3+x*t) from 0 to $$\infty$$ satisfies this equation.
I've tri... | 2018-06-18T19:45:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/time-of-approach-of-two-oppositely-charged-particle.761290/ | # Time of approach of two oppositely charged particle
1. Jul 11, 2014
### Satvik Pandey
1. The problem statement, all variables and given/known data
Two point charges q1=1$\mu$C and q2=-1$\mu$C with mass 1g each are at distance 1m from each other. The charges are released from rest at . Find the time t in seconds a... | 2017-08-20T06:43:58 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/proving-a-matrix-is-orthogonal.601512/ | # Homework Help: Proving a matrix is orthogonal.
1. Apr 29, 2012
### Lucy Yeats
1. The problem statement, all variables and given/known data
Question 10a of the attached paper.
2. Relevant equations
3. The attempt at a solution
If a matrix is orthogonal, its transpose is its inverse.
The inverse $U^{-1}$ is def... | 2018-09-23T08:25:42 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://slideplayer.com/slide/2739380/ | # LIMIT MENU Basic ideas and exercises ( Slides 2-6 ) Limits using a Calculator ( Slides 7-8 ) “ - definition”, limit validation & properties” ( Slides.
## Presentation on theme: "LIMIT MENU Basic ideas and exercises ( Slides 2-6 ) Limits using a Calculator ( Slides 7-8 ) “ - definition”, limit validation & pr... | 2018-05-27T15:30:12 | {"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/1029759/find-a-basis-for-the-image-and-kernel-of-t?rq=1 | # Find a basis for the image and kernel of $T$
Suppose $T(M) = \left( \begin{array}{ccc} 1 & 1 \\ 1 & 1 \end{array} \right)M-M\left( \begin{array}{ccc} 1 & 1 \\ 1 & 1 \end{array} \right)$ is a linear transformation from $\mathbb{R}^{2\times 2}$ to $\mathbb{R}^{2\times 2}$ with respect to the basis $\mathcal{B} = \left... | 2020-10-29T17:12:26 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://bluehairedanne.com/archives/completeness-of-the-bounded-real-function-space-bs/ | # Completeness of the bounded-real-function-space B(S)
By | August 9, 2010
Let $$S$$ be a nonempty set and $$B(S)$$ a metric space of all the bounded real functions on $$S$$ with the supremum norm $\Vert f \Vert = \sup \left\{ | f(s) | ~|~ s\in S \right\}$ and the metric function $d(f,~g) = \Vert f-g \Vert .$ Then $$... | 2017-09-21T12:11:48 | {"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://cs.stackexchange.com/questions/64335/how-to-find-the-symmetry-group-of-a-polynomial | # How to find the symmetry group of a polynomial
Say I have a polynomial in $n$ variables of maximum degree $m$. I define its symmetry group to be the subgroup of the permutation group which fixes the polynomial when it acts on the variables. Example: $x^2+y^2+z$ has the subgroup $\langle(x,y)\rangle$. Given such a po... | 2019-12-06T19:27:01 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/2726057/mapping-the-countable-infinity-of-integers-onto-a-finite-segment-of-the-real-num | # Mapping The Countable Infinity of Integers Onto A Finite Segment of the Real Number Line
I was looking at the derivation of the Feynman path integral, recently. The teacher starts out with the path integral as an N (integer) dimensional integral, with N being the number of equally spaced divisions between the initia... | 2021-03-08T22:03:10 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://web2.0calc.com/questions/plzzz-help-asap | +0
# Plzzz help ASAP
0
100
3
In a certain isosceles right triangle, the altitude to the hypotenuse has length $4\sqrt{2}$. What is the area of the triangle?
Oct 26, 2019
#1
+1
Right isosceles triangle.
Sides: a = 8 b = 8 c = 11.314
Area: T = 32
Perimeter: p = 27.314
Semiperimeter: s = 13.657
Angle ∠ A = α ... | 2020-03-31T17:29:36 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.maplesoft.com/support/help/Maple/view.aspx?path=solve/identity | solve/identity - Maple Programming Help
# Online Help
###### All Products Maple MapleSim
Home : Support : Online Help : Mathematics : Factorization and Solving Equations : solve : solve/identity
solve/identity
solve expressions involving identities
Calling Sequence solve(identity(eqn, x), vars)
Parameters... | 2017-02-22T22:02:01 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 6, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/double-the-sum-double-the-fun/ | # Double the sum, double the fun!
Calculus Level pending
Evaluate the following:
$\sum_{a=1}^{\infty}\displaystyle\sum_{b=1}^{\infty} \dfrac{6a^2}{b^6+a^4b^2}$
If the answer can expressed in the form $$\dfrac{\pi^n}{m}$$ for positive integers $$n$$ and $$m$$, find the value of $$n + m$$.
× | 2016-10-24T05:16:57 | {"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... |
https://robotics.stackexchange.com/questions/14471/relative-scale-in-sfm | # Relative scale in SfM
I'm using monocular visual odometry. As in this case absolute scale can't be recovered, we rather compute relative scale for subsequent transformations as in this tutorial
To do this, triple matches across three frames are required. We then triangulate two $3D$ points $X_{m}$ and $X_{n}$ from ... | 2021-04-13T14:16:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://gmatclub.com/forum/is-x-y-x-y-123108.html?kudos=1 | Is |x-y|>|x|-|y| : GMAT Data Sufficiency (DS)
Check GMAT Club App Tracker for the Latest School Decision Releases http://gmatclub.com/AppTrack
It is currently 08 Dec 2016, 03:38
### GMAT Club Daily Prep
#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice q... | 2016-12-08T11:38:13 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://astrid.tech/projects/planet-collision-572/ | # Planet-Asteroid Collision
A GPU-accelerated simulation of a planet hitting an asteroid
## Introduction
Our project is a simulation of an asteroid impacting the Earth. We were inspired by this GitHub repo.
## Results
After the first collision, there are 552 particles being simulated at:
• 60 FPS running on Ubunt... | 2022-11-27T09:00:35 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 10, "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://mathematics.huji.ac.il/event/kazhdan-sunday-seminar-yakov-varshavsky-geometric-langlands-correspondence-l-adic-13 | Kazhdan Sunday seminar, Yakov Varshavsky "Geometric Langlands correspondence in the l-adic setting" (80979 in shnaton)
Date:
Sun, 26/06/202212:00-14:00
Location:
Ross 70 + Zoom
Despite of the semester is over, we will have one more lecture.
https://huji.zoom.us/j/81821467384?pwd=TXNhVDJZRTN0d2dtajlSbkFEbjFNQT09
Meet... | 2022-06-28T21:13:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cstheory.stackexchange.com/questions/18488/given-discrete-rvs-x-y-find-z-s-t-izx-is-high-and-izy-is-low-known-p/18505 | # Given discrete rvs X,Y, find Z s.t. I(Z;X) is high and I(Z;Y) is low. — known problem?
Consider the following problem. Let $X$ and $Y$ be discrete random variables. The goal is to find a random variable $Z$ such that, informally, $I(Z;X)$ is high and $I(Z;Y)$ is low.
More precisely, either: $~\max_Z I(Z;X) ~\text{s... | 2020-10-30T10:33:40 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://physics.stackexchange.com/questions/558448/why-do-we-replace-c-speed-of-light-with-v-in-de-broglies-equation | # Why do we replace $c$ (speed of light) with $v$ in de Broglie's equation? [duplicate]
Deriving de Broglie's equation (as per my text and teacher) involves equating $$E = mc^2$$ with $$E = h\nu$$, where $$\nu$$ is the frequency. It goes like :
$$mc^2 = h\nu$$ $$mc^2 = \frac{hc}{\lambda}$$ $$mc = \frac{h}{\lambda}.$$... | 2022-08-16T12:33:09 | {"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://www.physicsforums.com/threads/uncertainty-principle-at-t-0.274180/ | # Uncertainty Principle at T=0
1. Nov 22, 2008
### andrewm
If $$\Delta x \Delta p > \frac{\hbar}{2}$$, what happens at T=0? Since "all motion stops" must we have $$\Delta x$$ diverge?
Or is the zero-point motion allowed to occur at T=0, and only classical kinetic energy is zero?
2. Nov 22, 2008
### christianjb
G... | 2017-06-23T12:24:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.esaral.com/q/if-the-function-15779/ | If the function
Question:
If the function
$f(x)=\left\{\begin{array}{l}a|\pi-x|+1, x \leq 5 \\ b|x-\pi|+3, x>5\end{array}\right.$
is continuous at $x=5$, then the value of $a-b$ is:
1. (1) $\frac{2}{\pi+5}$
2. (2) $\frac{-2}{\pi+5}$
3. (3) $\frac{2}{\pi-5}$
4. (4) $\frac{2}{5-\pi}$
Correct Option: , 4
Solution... | 2022-08-10T13:48:09 | {"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://zbmath.org/?q=an:1053.11041 | ## How to compute the coefficients of the elliptic modular function $$j(z)$$.(English)Zbl 1053.11041
The authors consider various methods of computing all of the first $$N$$ coefficients of $$j(z)$$. Because of the recursion formulas, it is as easy to calculate the $$N$$th coefficient alone (with the memory effectivel... | 2023-03-31T18:33:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://codeforces.com/topic/45457/en3 | Interesting problem: Finding minimum number of lasers to cover certain cells in a matrix
Revision en3, by wrick, 2016-07-07 16:25:34
Reposted from here:
I was asked this in an interview. I am modifying the question a bit to preserve it from being explicitly Googleable but the gist is:
You are given an N x M grid. S... | 2022-05-19T08:43:30 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/51ca5978e4b011c79f628b73 | ## anonymous 3 years ago Find all points (i.e. all x-values) between 0 and 2pi where the line tangent to the graph of y =sinx/2+cosx is horizontal
• This Question is Open
1. tkhunny
Have you considered the 1st Derivative?
2. anonymous
1st derivative would be -(cot x) (cosx/-sinx) how would I get the points from tha... | 2016-10-21T00:52:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-find-int-2x-x-2-1-dx | How do you find int (2x)/(x^2+1)dx?
The answer is: $\ln \left({x}^{2} + 1\right) + c$.
$\int \frac{f ' \left(x\right)}{f} \left(x\right) \mathrm{dx} = \ln f \left(x\right) + c$ | 2023-04-02T04:52:19 | {"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... |
http://ycc324.com/gloomhaven-scenario-jhynwhw/nth-row-of-pascal%27s-triangle-formula-b2f99e | V_2 = V_7,2 = n!/[1!(n-k)!] Asking for help, clarification, or responding to other answers. Naive Approach: In a Pascal triangle, each entry of a row is value of binomial coefficient. The nth row of a pascals triangle is: n C 0, n C 1, n C 2,... recall that the combination formula of n C r is n! Each entry in the nth r... | 2021-03-03T02:02:47 | {"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": 2, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.techwhiff.com/issue/explain-why-summer-in-the-northern-hemisphere-is-cooler--709 | # Explain why summer in the Northern Hemisphere is cooler than summer in the Southern Hemisphere.
###### Question:
Explain why summer in the Northern Hemisphere is cooler than summer in the Southern Hemisphere.
### Use the quadratic formula to solve 2y2 – 5y = –2.
Use the quadratic formula to solve 2y2 – 5y = –2...... | 2022-06-30T19:40:48 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stacks.math.columbia.edu/tag/01BW | Lemma 17.12.2. Let $(X, \mathcal{O}_ X)$ be a ringed space. Any coherent $\mathcal{O}_ X$-module is of finite presentation and hence quasi-coherent.
Proof. Let $\mathcal{F}$ be a coherent sheaf on $X$. Pick a point $x \in X$. By (1) of the definition of coherent, we may find an open neighbourhood $U$ and sections $s_ ... | 2019-04-19T06:20:05 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathematica.stackexchange.com/posts/187463/revisions | We’re rewarding the question askers & reputations are being recalculated! Read more.
2 edited tags
1
# Hessian matrix product in Taylor expansion of vector function
I am trying to get the 2nd order coefficient of the Taylor expansion at $$\pmb{x}=\pmb{0}$$ of
f[{x1_, x2_}] = {{c1 x1^2 + c2 x1 x2 + c3 x2^2}, {d1 x1^... | 2019-11-13T22:42:38 | {"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... |
https://www.nature.com/articles/s41598-022-21376-0?error=cookies_not_supported&code=c637ae35-6b52-45c5-a5e0-95b0650712ab | ## Introduction
One of the widely accepted perspectives on the human brain claims that the brain is a network consisting of interactions among distributed regions1. Such interactions are often captured by the correlation matrix of spontaneous fluctuations, observed in the resting-state functional magnetic resonance im... | 2022-11-27T06:56:10 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 2, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/advanced-math-topics/115740-solved-equation-trigonometric-linear-variable-print.html | # [SOLVED] equation with trigonometric and linear variable
• Nov 20th 2009, 05:52 AM
dinNA89
[SOLVED] equation with trigonometric and linear variable
I wasn't sure where to post this as i'm not sure if it's blindingly simple or more difficult, I'm an out of practice engineering student so either is just as likely
anyw... | 2016-10-01T05:35:49 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 11, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://recsyswiki.com/index.php?title=SVD%2B%2B&oldid=1490 | # SVD++
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
SVD++ refers to a matrix factorization model which makes use of implicit feedback information. In general, implicit feedback can refer to any kinds of users' history information that can help indicate users' preference.
## Model Forma... | 2021-01-26T09:27:32 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.desertdingo.com/bdcfzwo/x1uftj.php?91e114=interpolation-formula-thermodynamics | I had this professor, a Dr. Jed Marquart, for Thermodynamics and Fluid Mechanics. This kind of forecasting is used in many kinds of analysis, like investing in growth, forecasting numbers, establishing strategies, insurance decisions, price movements, stocks, and share markets, etc. First, enter the values of x1 and y1... | 2022-05-18T03:01:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-implicitly-differentiate-sin-xy-x-2-x-y | # How do you implicitly differentiate sin(xy)+x^2=x-y ?
The derivative is $\left(y + x \frac{\mathrm{dy}}{\mathrm{dx}}\right) . \cos \left(x y\right) + 2 x = 1 - \frac{\mathrm{dy}}{\mathrm{dx}}$ | 2021-07-28T00:56:14 | {"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://math.stackexchange.com/questions/3749030/variance-of-a-series-of-iids-vs-a-multiple-of-a-random-variable | # Variance of a series of IID's vs a multiple of a random variable
For any random variable, X, Var(aX) = a^2*Var(X), which is easy to demonstrate.
Suppose you have a series of IID's, and want to find the variance. So, in that case for example, Var(X+X+X+X+X) = Var(X) + Var(X) + Var(X) + Var(X) + Var(X) = 5Var(X) sinc... | 2020-08-15T10:45:16 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mymathforum.com/physics/339794-now-enough-info-2.html | My Math Forum now enough info
Physics Physics Forum
April 1st, 2017, 09:51 PM #11
Senior Member
Joined: Feb 2016
From: Australia
Posts: 1,397
Thanks: 479
Math Focus: Yet to find out.
Quote:
Originally Posted by Posher I believe that this question is rather debatable as the weight has not been given would I be ... | 2017-11-18T00:42:45 | {"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://quant.stackexchange.com/questions/42488/barra-covariance-matrix-construction | # Barra covariance matrix construction
I am trying to replicate the covariance matrix used by Barra risk models.
All Barra models have half life parameters for volatilities and correlations (e.g. if the half life for volatlity is 90 days, the decay rate is $$(1/2)^{90} \sim 0.991782$$).
And there is Newey-West volat... | 2020-08-12T18:46:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3111771/proving-that-the-degree-of-transcendental-extension-is-infinite | # Proving that the degree of transcendental extension is infinite
For a transcendental extension $$K(\alpha):K$$ for sub-field $$K$$ of $$\mathbb{C}$$, $$[K(\alpha):K]=\infty$$
Showing that the basis for $$K(\alpha)$$ that describes it as a vector space is infinite leads us nowhere since it would deal with infinite d... | 2019-07-23T04:53:56 | {"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://mathoverflow.net/feeds/question/89981 | Geometric meaning of L-genus - MathOverflow most recent 30 from http://mathoverflow.net 2013-05-22T10:18:42Z http://mathoverflow.net/feeds/question/89981 http://www.creativecommons.org/licenses/by-nc/2.5/rdf http://mathoverflow.net/questions/89981/geometric-meaning-of-l-genus Geometric meaning of L-genus Mauricio 2012-... | 2013-05-22T10:18:34 | {"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... |
http://mathonline.wikidot.com/the-weak-direct-product-of-an-arbitrary-collection-of-groups | The Weak Direct Product of an Arbitrary Collection of Groups
The Weak Direct Product of an Arbitrary Collection of Groups
Definition: Let $\{ G_i : i \in I \}$ be an arbitrary collection of products. Define $\displaystyle{\prod_{i \in I}^{\mathrm{weak}} G_i = \left \{ f : I \to \bigcup_{i \in I} G_i \: \biggr | \: f... | 2020-07-10T04:25:49 | {"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://ncertmcq.com/mcq-questions-for-class-10-science-chapter-2/ | ## Acids, Bases and Salts Class 10 MCQs Questions with Answers
Acid Bases And Salts Class 10 MCQ Question 1.
What happens when the solution of an acid is mixed with the solution of a base in a test tube?
(I) The temperature of the solution increases
(II) The temperature of the solution decreases
(III) The temperature ... | 2023-03-23T05:40:16 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
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