url string | text string | date timestamp[s] | metadata string |
|---|---|---|---|
https://math.stackexchange.com/questions/1615216/stuck-proving-that-if-m-and-n-are-perfect-squares-then-mn2-sqrtmn-is | # Stuck proving that if $m$ and $n$ are perfect squares. Then $m+n+2\sqrt{mn}$ is also a perfect square.
I am relatively new to proofs and can't seem to figure out how to solve an exercise.
I am trying to prove:
Suppose that $m$ and $n$ are perfect squares. Then $m+n+2\sqrt{mn}$ is also a perfect square.
I know tha... | 2019-07-22T09:32:26 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://testbook.com/question-answer/a-4-m-long-solid-round-bar-is-used-as-a-column-hav--5ef062f3a0ae8e1e94b44e48 | # A 4 m long solid round bar is used as a column having one end fixed and the other end free. If Euler’s critical load on this column is found as 10 kN and E = 210 GPa for the material of the bar, the diameter of the bar is
This question was previously asked in
ESE Mechanical 2014 Official Paper - 2
View all UPSC IES ... | 2021-10-18T07:15:40 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://usa.cheenta.com/tag/cheenta/ | Categories
Clocky Rotato Arithmetic
Do you know that CLOCKS add numbers in a different way than we do? Do you know that ROTATIONS can also behave as numbers and they have their own arithmetic? Well, this post is about how clock adds numbers and rotations behave like numbers. Let’s learn about clock rotation today
Co... | 2021-10-21T16:56:18 | {"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-find-the-definite-integral-for-xcos-5x-2-dx-for-the-intervals-0-4sqrt#248100 | # How do you find the definite integral for: xcos(5x^2) dx for the intervals [0,4sqrtpi]?
Apr 1, 2016
Zero
#### Explanation:
${\int}_{0}^{4 \sqrt{\pi}} x \cos \left(5 {x}^{2}\right) \mathrm{dx}$
Use ${x}^{2}$ as your direct variable instead of $x$:
$d \left({x}^{2}\right) = 2 x \mathrm{dx}$
Hence
${\int}_{0}^{4 \... | 2021-10-16T15:55:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 8, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://gyre.readthedocs.io/en/v6.0.1/appendices/comp-ptrope/solution-method.html | # Solution Method¶
## Specification¶
The structure of a composite polytrope is specified completely by
• a set of $$\nreg$$ polytropic indices $$n_{i}$$
• a set of $$\nreg-1$$ boundary coordinates $$z_{i-1/2}$$
• a set of $$\nreg$$ density jumps $$\Delta_{i-1/2} \equiv \ln [\rho_{i}(z_{i-1/2})/\rho_{i-1}(z_{i-1/2}... | 2023-03-31T11:57:23 | {"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://lavelle.chem.ucla.edu/forum/viewtopic.php?f=150&t=43632&p=150483 | ## Elementary Reactions and Reaction Mechanisms
$K = \frac{k_{forward}}{k_{reverse}}$
Kimberly 1H
Posts: 63
Joined: Fri Sep 28, 2018 12:17 am
Been upvoted: 1 time
### Elementary Reactions and Reaction Mechanisms
Can someone please explain how elementary reactions relate to reaction mechanisms? And how do the two te... | 2020-02-19T18:04:13 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 1, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://umj.imath.kiev.ua/volumes/issues/?lang=en&year=1996%CE%BDmber=6&number=2 | 2019
Том 71
№ 11
### All Issues
Article (Ukrainian)
### Turning point in a system of differential equations with analytic operator
Ukr. Mat. Zh. - 1996νmber=6. - 48, № 2. - pp. 147-160
We construct uniform asymptotics for a solution of a system of singularly perturbed differential equations with turning point. We ... | 2020-02-19T16:28:35 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://help.altair.com/hwsolvers/ms/topics/solvers/ms/optimization_capabilities_response_variables_r.htm | # Response Variables
Model behavior is captured in terms of Response Variables.
These are the functions $\psi \left(...\right)$ , in the equations in the Optimization Problem Formulation section. The optimizer in MotionSolve works with Response Variables. Response Variables are used to define the cost and constraint ... | 2023-04-02T12:28:54 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 1, "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.quizover.com/course/section/introduction-conditional-probability-by-openstax | Conditional probability
Page 1 / 6
The probability P(A) of an event A is a measure of the likelihood that the event will occur on any trial. New, but partial, information determines a conditioning event C , which may call for reassessing the likelihood of event A. For a fixed conditioning event C, this new assignment... | 2018-09-24T19:14:54 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 6, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/50f27495e4b0694eaccf5f54 |
1. UnkleRhaukus
\begin{align*} \\ \erf x &=\erfi x\\ &=\\ &\,\vdots\\ &=\\ &=\frac2{\sqrt\pi}\left\{x-\frac{x^3}3+\frac{x^5}{2!5}+\frac{x^7}{3!7}+\dots\right\} \end{align*}
2. UnkleRhaukus
I'm not sure how to turn the integral into the infinite series,
3. AravindG
as always this is above my level always wish i co... | 2014-10-24T15:29:26 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/force-and-acceleration.132285/ | # Force and acceleration
1. Sep 16, 2006
### Warrzie
This one has me clueless. The problem reads:
"An object of mass m1 on a frictionless horizontal table is connected to an object of mass m2 through a very light pulley P1 and a light fixed pulley P2."
It wants me to state the relationship between the acceleration... | 2018-03-21T14:02:45 | {"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... |
http://math.stackexchange.com/questions/348066/normalizing-a-matrix | # Normalizing a matrix
I came across a step in an numerical algebra algorithm that says "Normalize the rows of matrix A such that they are unit-norm. Call U the normalized matrix."
I do something like this:
for i=1:no_of_rows
U(i,:)= A(i,:)./ norm(A(i,:))
end
My question is what norm should I use? Will $2$ norm as... | 2016-06-30T12:13:38 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://plainmath.net/2445/solution-inequality-interval-notation-given-displaystyle-plus-less-then | Question
# The solution of the inequality and interval notation.Given:displaystyle{10}+{x}<{6}{x}-{10}
Decimals
The solution of the inequality and interval notation.
Given:
$$\displaystyle{10}+{x}<{6}{x}-{10}$$
2020-12-25
Concept used:
Consider the following steps to solve one variable linear inequality:
If an equ... | 2021-10-21T07:35:46 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/math-topics/26538-substitution-word-problem.html | # Math Help - Substitution word problem
1. ## Substitution word problem
I realise I posted this in the wrong forum sorry
the problem is:
a silversmith has alloys that contain 40% silver and others that have 50% silver. A custom order requires 150g of 44% silver. How much of each alloy should be melted together to ma... | 2015-03-28T02:41:35 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://mathoverflow.net/questions/95396/multivariate-gaussian-approximation-in-total-variation-distance/95401 | # multivariate Gaussian approximation in total variation distance
I'm wondering if there's any general technique that gives the total variation distance between a distribution on $\mathbb{R}^n$ and $N(0, I_n)$.
My understanding is that Stein's method gives only Wasserstein distance in higher dimension because the cha... | 2016-05-01T21:56:56 | {"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... |
https://byjus.com/question-answer/a-ladder-20-ft-long-leans-against-a-vertical-wall-the-top-end-slides-downwards-1/ | Question
A ladder $$20$$ft long leans against a vertical wall. The top end slides downwards at the rate of $$2$$ ft per second. The rate at which the lower end moves on a horizontal floor when it is $$12$$ft from the wall is
A
83
B
65
C
32
D
174
Solution
The correct option is A $$\cfrac { 8 }{ 3 }$$since ABC is a r... | 2022-01-18T16:16:02 | {"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://physics.stackexchange.com/questions/117384/gravity-a-weak-force | # Gravity, a weak force? [duplicate]
Why is gravity such a weak force?
It becomes strong for particles only at the Planck scale, around $10^{19}$ $\text{GeV}$, much above the electroweak scale ($100$ $\text{GeV}$, the energy scale dominating physics at low energies).
Why are these scales so different from each other... | 2019-07-23T09:59:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://artofproblemsolving.com/wiki/index.php?title=2010_AIME_I_Problems/Problem_6&oldid=33917 | # 2010 AIME I Problems/Problem 6
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
## Problem
Let $P(x)$ be a quadratic polynomial with real coefficients satisfying $x^2 - 2x + 2 \le P(x) \le 2x^2 - 4x + 3$ for all real numbers $x$, and suppose $P(11) = 181$. Find $P(16)$.
## Solution
$[as... | 2021-12-08T07:59:17 | {"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": 0, "img_math": 22, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://ham.stackexchange.com/questions/17019/can-the-parallel-capacitance-of-a-quartz-crystal-be-directly-measured | # Can the parallel capacitance of a quartz crystal be directly measured?
A quartz crystal is often represented by this equivalent schematic:
simulate this circuit – Schematic created using CircuitLab
How to measure quartz crystal motional parameters using a VNA? discusses measuring these parameters with a VNA, and t... | 2022-01-18T00:44:11 | {"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": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://proofwiki.org/wiki/Power_Set_of_Singleton | # Power Set of Singleton
## Theorem
Let $x$ be an object.
Then the power set of the singleton $\set x$ is:
$\powerset {\set x} = \set {\O, \set x}$
## Proof
$\O \in \powerset {\set x}$
Let $A \in \powerset {\set x}$ such that $A \ne \O$
That is:
$\ds$ $\ds A \subseteq \set x \land A \ne \O$ $\ds \leadsto \ \... | 2021-03-01T00:47:01 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/what-do-i-do-with-z.36807/ | # What do i do with z?
1. Jul 26, 2004
### Phymath
what do i do with z!?
ok no idea what to do with this z in the this problem, cause im teaching this to myself i don't know what to do and im asking for some help thanks anyone...
ok well im trying to compute this problems with Stroke's therom
the surface is $$z =... | 2017-12-18T21:29:13 | {"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://www.physicsforums.com/threads/need-serious-help.23288/ | # Need Serious help
1. Apr 29, 2004
### frenika
Problem: A 64-lb block is released from the top of a plane inclined at 30 degrees to the horizontal. As the block slides down the plane, its coefficient of friction is 0.25, and it experiences a drag force due to air resistance equal to one-half is velocity in ft/sec. ... | 2017-02-23T23:03:33 | {"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... |
https://fr.mathworks.com/help/econ/vecm.html | # vecm
Create vector error-correction (VEC) model
## Description
The vecm function returns a vecm object specifying the functional form and storing the parameter values of a (p – 1)-order, cointegrated, multivariate vector error-correction model (VEC((p – 1)) model.
The key components of a vecm object include the n... | 2021-12-04T19:33:35 | {"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://physics.stackexchange.com/questions/673881/molecular-dipole-moment-transition-in-bra-ket-notation | # Molecular dipole moment transition in bra-ket notation
Below is equation for dipole moment transition: $$\langle \Psi_k| p |\Psi_i \rangle = \langle \Phi \chi_{N,k}|p_e+p_N|\Phi \chi_{N,k} \rangle = \langle \chi_{N,k}|\langle\Phi_k|p_e|\Phi_i\rangle |\chi_{N,i}\rangle + \langle \chi_{N,k}|p_N\langle\Phi_k|\Phi_i\ran... | 2022-07-02T15:35:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.zigya.com/study/book?class=11&board=bsem&subject=Physics&book=Physics+Part+I&chapter=Motion+in+A+Plane&q_type=&q_topic=Scalars+And+Vectors&q_category=&question_id=PHEN11039492 | ## Book Store
Currently only available for.
CBSE Gujarat Board Haryana Board
## Previous Year Papers
Download the PDF Question Papers Free for off line practice and view the Solutions online.
Currently only available for.
Class 10 Class 12
Read each statement below carefully and state, with reasons and examples, if ... | 2018-10-24T00:58:40 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://tex.stackexchange.com/questions/94303/a-matrix-inside-a-table?answertab=active | # A matrix inside a table [duplicate]
Possible Duplicate:
I am trying to insert a matrix inside a table, and I am looking for a good way to do this. Usually when I write matrices in equations, I use array environment, so I naively defined an array inside tabular, and it sort of works. The only problem is that the mat... | 2015-06-30T10:14:17 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://tensornetwork.org/mps/algorithms/ | About Contribute Source
Algorithms for Matrix Product States / Tensor Trains
A wide variety of efficient algorithms have been developed for MPS/TT tensor networks.
Solving Linear Equations
The following algorithms involve solving equations such as $A x = \lambda x$ or $A x = b$ where $x$ is a tensor in MPS/TT form.... | 2018-11-18T00:44:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://cms.math.ca/cjm/kw/composition | location: Publications → journals
Search results
Search: All articles in the CJM digital archive with keyword composition
Expand all Collapse all Results 1 - 11 of 11
1. CJM Online first
Wu, Xinfeng
Weighted Carleson Measure Spaces Associated with Different Homogeneities In this paper, we introduce weight... | 2014-09-01T07:40:39 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathematica.stackexchange.com/questions/14407/ndsolve-with-vectors | # NDSolve with vectors
I'm stumped. I'm trying to write this using vectors, but the 2nd derivative isn't being expanded like I expected it to be. This is a system of equations for a projectile with quadratic drag and gravity (the linear drag is ignored for now). Negative Z is down, X and Y are the horizontal plane. If... | 2015-03-06T09:11:42 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.deepdyve.com/lp/ou_press/bars-in-dark-matter-dominated-dwarf-galaxy-discs-L6erO0ZDq6 | # Bars in dark-matter-dominated dwarf galaxy discs
Bars in dark-matter-dominated dwarf galaxy discs Abstract We study the shape and kinematics of simulated dwarf galaxy discs in the apostle suite of Λ cold dark matter (ΛCDM) cosmological hydrodynamical simulations. We find that a large fraction of these gas-rich, star... | 2018-07-22T20:40:53 | {"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://martinuzzifrancesco.github.io/posts/04_gsoc_week/ | The standard construction of the reservoir matrix $$\textbf{W}$$ for Echo State Networks (ESN) is based on initializing $$\textbf{W}$$ using specific schemes, usually generating random numbers and then rescaling it to make sure that the spectral radius is less or equal to a chosen number. This procedure is effective, b... | 2023-03-27T03:40:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 2, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://wiki.math.uwaterloo.ca/statwiki/index.php?title=Deep_Exploration_via_Bootstrapped_DQN&diff=prev&oldid=30702 | # Difference between revisions of "Deep Exploration via Bootstrapped DQN"
## Intro to Reinforcement Learning
In reinforcement learning, an agent interacts with an environment with the goal to maximize its long term reward. A common application of reinforcement learning is to the multi armed bandit problem. In a multi... | 2022-09-26T10:35:25 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.cnblogs.com/lz87/p/16744118.html | # [CodeForce] Maximum Subsequence
Problem Statement
1. N is up to 35, so trying all possible subsequences is too slow (2^35). We can apply the meet in the middle technique and divide A into two equal halves and compute all possible subsequences' sum modulo by M. This takes O(2^17) for each half of A, call the results... | 2023-02-04T06:06:53 | {"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://datascience.stackexchange.com/questions/105070/modeling-events-with-an-intermediate-stage | # Modeling events with an intermediate stage
For a lot of prediction problems, there's an intermediate stage which must occur for the target event to occur. For example, to graduate from college, one must first be accepted. For an internet ad to sell a product, someone must first click the ad. For a juvenile to reprod... | 2022-10-02T06:43:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/402470/how-can-i-use-scaling-and-log-transforming-together/506322 | How can I use scaling and log transforming together?
I'm creating a regular linear regression model to establish a baseline before moving on to more advanced techniques. I scaled my data as below:
from sklearn.preprocessing import StandardScaler
sc = StandardScaler()
X_train_std=pd.DataFrame(sc.fit_transform(X_train)... | 2021-08-05T18:39:07 | {"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... |
http://math.stackexchange.com/questions/16646/why-is-first-cohomology-group-of-divisor-sheaf-on-riemann-surface-zero | # Why is first cohomology group of divisor sheaf on riemann surface zero?
Let $X$ be riemann surface (not supposed compact) and $\mathcal D$ be sheaf of divisors on $X$.Remind that this means for $U\subset X$ open then $\mathcal D(U)$ is group of divisors on $U$. How to prove that $H^1(X,\mathcal D)=0$ . This is exerc... | 2016-06-28T15:10:05 | {"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... |
http://comefaretradingonlinebft.it/bsbw/two-mass-spring-damper-system.html | # Two Mass Spring Damper System
Example 2: Spring-damper-mass system The three elements are in parallel as they share the same across variable, the displacement. So the first two are position and velocity of mass 1 and the second two are position and velocity of mass two. Find the displacement at any time $$t$$, $$u(t... | 2020-06-05T07:28:52 | {"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": 3, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/simple-question-about-potential-energy-of-two-atom-system.152255/ | Simple question about potential energy of two-atom system
1. Jan 20, 2007
Signifier
1. The problem statement, all variables and given/known data
Two atoms approach each other. One is part of a moving tip (IE like an STM tip), one is part of a fixed surface (so only one atom is moving). The two atoms interact via the... | 2016-12-02T20:12:49 | {"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": 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/ipi.2021025?viewType=html | American Institute of Mathematical Sciences
doi: 10.3934/ipi.2021025
A note on transmission eigenvalues in electromagnetic scattering theory
1 Department of Mathematics, Rutgers University, Piscataway, NJ 08854-8019, USA 2 Institute of Applied Mathematics, Academy of Mathematics and Systems Science, Chinese Academy... | 2021-04-20T08:23:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/393254/help-with-pca-question | # Help with PCA Question
The conventional model for probabilistic principal component analysis has a standard normal latent $$\vec{y}$$ and a loading matrix $$\Lambda$$:
$$P(\vec{y}) \sim N(\vec{0}, I)$$, $$P(\vec{x}|\vec{y}) \sim N(\Lambda \vec{y}, \psi I)$$
An alternative would be to draw $$\vec{y}$$ from a normal... | 2019-10-23T23:21:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/estimate-for-root-mean-square-uncertainty.776021/ | # Estimate for root-mean-square uncertainty
1. Oct 13, 2014
### terp.asessed
1. The problem statement, all variables and given/known data
In classical mechanism, the lowest possible energy accessible to any system is the minimum potential energy, in this case 0. However, quantum mechanically, one finds that there is... | 2018-03-24T20:36:46 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://en-academic.com/dic.nsf/enwiki/6332524 | # Colinear map
Colinear map
In coalgebra theory, the notion of colinear map is dual to the notion for linear map of vector space, or more generally, for morphism between R-module. Specifically, let R be a ring, M,N,C be R-modules, and
$\rho_M: M\rightarrow M\otimes C, \rho_N: N\rightarrow N\otimes C$
be right C-com... | 2022-11-29T20:52:53 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 3, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://compaland.com/standard-error/what-is-statistical-standard-error.html | ## Repair What Is Statistical Standard Error (Solved)
Home > Standard Error > What Is Statistical Standard Error
# What Is Statistical Standard Error
## Contents
Privacy policy About Wikipedia Disclaimers Contact Wikipedia Developers Cookie statement Mobile view Stat Trek Teach yourself statistics Skip to main cont... | 2017-04-28T04:24:17 | {"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://codefined.xyz/blog/archive/bitmap-graphics | Images are displayed on a computer monitor as bitmaps. A bitmap is a grid of pixels. The pixels may be represented using different numbers of bits which correspond to the number of colours present in the available range.
For example: If 1 bit is used to represent the colour of a pixel, it can have 2 values - black and... | 2018-08-16T19:31:40 | {"extraction_info": {"found_math": true, "script_math_tex": 3, "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://cran-r.c3sl.ufpr.br/web/packages/lessR/vignettes/pivot.html | # Pivot Table
## Overview
### Descriptive Statistics
Descriptive summarize characteristics of the sample data values for one or more variables. The lessR pivot() function serves as a single source for a wide variety and types of descriptive statistics for one or more variables. Statistics are computed either for the... | 2021-10-22T03:29:57 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.flyingcoloursmaths.co.uk/algebraic-fractions-a-reader-asks/ | Oo, a question to answer! This one’s from Deborah.
How would you solve:
$\frac{1}{x-2} + \frac{1}{x} = \frac{3}{4}$ and $\frac{1}{x}+\frac{1}{2x+1}=\frac{7}{10}$?
When I substitute my answer back in, I can’t get it to work out!
Forgive me if my working is a bit pedestrian — I figure it’s better to err on the side of... | 2020-04-07T19:49:30 | {"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://mathhelpforum.com/differential-geometry/79174-saddles-nodes.html | Hello,
I have a phase portrait that is supposed to contain a saddle and a node, only problem is i can only see the saddle which is at about 0.25. Could someone point out where the node is? I know the pictures not that great and if you want another view just say.
Thanks
2. Can you post the equation that you're using?
... | 2013-06-19T17:25:47 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 1, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://adreasnow.com/Undergrad/Notes/Sem%204.%20Spectroscopy/04.%20Absorption%20and%20emission/ | # Absorption and emission¶
Valence Electrons can make transitions between the orbitals by absorbing and emitting a discreet amount of energy
• The amount of energy absorbed and emitted must be exactly the energy difference between the two orbitals
• The energy absorbed places the atom in an excited state
• The exact ... | 2023-03-21T23:04:40 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.kepesartstudio.hu/concoction-medical-uqrne/archive.php?id=6ef2e1-hsc-physics-question-paper-2018-pdf | The nucleons are held together by the (residual) strong force which is attractive at the typical separation between nucleons. \), Convert to joules via $$E = mc^{2} = 7.0260 \times10^{-13} J$$, Pauli’s proposal of the neutrino was a solution to the energy distribution of beta particles in beta decay – for a given decay... | 2022-05-26T17:16:33 | {"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": 2, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.solutioninn.com/based-on-a-saint-index-survey-when-1000-adults-were | # Question
Based on a Saint Index survey, when 1000 adults were asked to identify the most unpopular projects for their hometown, 54% included Wal-Mart among their choices. Consider the probability that among 30 different adults randomly selected from the 1000 who were surveyed, there are at least 18 who include Wal-M... | 2016-10-28T12:49:52 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://openstudy.com/updates/502b1ac1e4b099b91b4fa113 | ## anonymous 4 years ago Look at the formula for the area of a triangle. A = 1 --- 2 bh Which is a solution for h?
1. anonymous
a= 1/2bh
2. anonymous
If you want to get h all by itself, you need to make everything that is multiplied with it 1. For instance, if I want to solve for x: $z=3x$Multiply both sides by 1/3... | 2016-09-30T22:01:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathematica.stackexchange.com/questions/linked/85139?sort=votes&pagesize=30 | 5k views
### How to make Fourier behave like FourierTransform?
I'm not very experienced with Fourier Transforms, so there may be something inherently wrong with attempting to do this, but how can I make the discrete Fourier behave like the continuous ...
23k views
### How do you find the frequency and amplitude from... | 2020-09-20T10:13:05 | {"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.physicsforums.com/threads/i-need-a-proof-that-1-does-not-equal-1.724320/ | # I need a proof that -1 DOES NOT equal 1
## Main Question or Discussion Point
hey everybody, once i saw a thread here (didn't want to revive it) about an equation that proves that 1=-1, it was proved wrong ofc, but at the end, someone posted this:
" -1=(-1)^1
=(-1)^2*1/2
=[(-1)^2]^1/2
=(1)^1/2
=√1
=1 "
yet no one r... | 2020-08-05T08:45:21 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 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-can-i-write-the-formula-for-magnesium-sulfide | # How can I write the formula for magnesium sulfide?
Jun 23, 2014
Magnesium Sulfide has a formula of $M g S$.
Magnesium is a metal cation with a charge of $M {g}^{+ 2}$
Sulfur is a nonmetal anion with a charge of ${S}^{- 2}$
In order to bond ionically the charges must be equal and opposite.
It will take one -2 sulf... | 2019-08-21T09:28:50 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 4, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/geometry/187307-proof-semicircle-three-tangents.html | # Math Help - Proof: A Semicircle and Three Tangents
1. ## Proof: A Semicircle and Three Tangents
Hypothesis: AB is the diameter, the line a passes through A and is tangent to the semicircle, the line b passes through B and is tangent to the semicircle, the line EF passes through P and is tangent to the semicircle. P... | 2016-07-23T22:32:30 | {"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": 0, "img_math": 0, "codecogs_latex": 6, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/discussions/thread/problem-regarding-hcf/ | # Problem Regarding H.C.F.
Prove that $$\gcd(a+b, a-b) \geq \gcd(a,b)$$, where $$a$$ and $$b$$ are two integers.
Probable direction: Lowest positive value of the equation {ax + by} will give the h.c.f of a & b.
While the lowest positive value { (a+b)x+(a-b)y } will give the h.c.f. of (a+b) & (a-b).
[ x and y are inte... | 2018-07-16T08:42:09 | {"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": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/excitons.95255/ | Excitons !
1. Oct 17, 2005
Gokul43201
Staff Emeritus
Anyone have any good references or insights on excitons; excitons in bilayer semiconductors; excitons in high magnetic fields (fractional quantum Hall regime) or Bose condensation of excitons ?
I'm going through the literature but want to make sure there isn't so... | 2018-06-22T04:25:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://chemistry.stackexchange.com/questions/85062/thermochemistry-calculating-t-given-q | # Thermochemistry, calculating T given Q
I have the reaction $\ce{2COCl2(g) -> CCl4(l) + CO2(g)}$
And I want to calculate $T$ (temperature) when $Q = 10^{-4}$ at equilibrium.
I tried simply putting $$T = -\frac{\Delta G^{0}}{\Delta S^{0}-R \ln Q}$$
Anyway, since $\Delta G^{0}$ for the reaction ($\pu{42000J/mol}$) i... | 2021-01-25T02:34:45 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://electronics.stackexchange.com/questions/413902/high-voltage-capacitor-lead-clearance | # High Voltage Capacitor Lead Clearance
I am designing a high voltage board, 10,000 VDC. I wish to use a suitably rated capacitor such as the DHR4E4A102K2BB. When I have been studying the IPC-2221 and IEC 61010 standards the conductor clearance should be in the order of 0.00305 mm/volt, therefore you would think that ... | 2019-12-07T21:11:33 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/sumset-of-cantor-set-2/ | # Sumset Of Cantor Set
Probability Level 3
Let $\mathcal{C} + \mathcal{C}$ denote the sumset of the Cantor set $\mathcal{C}$. That is, $\mathcal{C} + \mathcal{C} = \{x+y \, : \, x, y \in \mathcal{C}\}.$ Which of the following statements is true about $\mathcal{C} + \mathcal{C}$?
× | 2020-06-01T13:48:35 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://en.m.wikibooks.org/wiki/Problems_In_Highschool_Chemistry/Printable_version | # Problems In Highschool Chemistry/Printable version
Problems In Highschool Chemistry
The current, editable version of this book is available in Wikibooks, the open-content textbooks collection, at
https://en.wikibooks.org/wiki/Problems_In_Highschool_Chemistry
Permission is granted to copy, distribute, and/or modify... | 2022-06-27T15:28:01 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://saattrupdan.github.io/2020-03-01-bootstrap-prediction/ | Continuing from where we left off, in this post I will discuss a general way of producing accurate prediction intervals for all machine learning models that are in use today. The algorithm for producing these intervals uses bootstrapping and was introduced in Kumar and Srivastava (2012).
This post is part of my series... | 2022-01-19T11:37:41 | {"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": 2, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.qalaxia.com/questions/Calc-one-logarithmic-differentiation-problem | D
#### Calc one logarithmic differentiation problem
14 viewed last edited 1 year ago
Timothy Lee
0
Hey everyone i have a problem i cant seem to figure out and would really apreciate some help the problem is "differentiate y=x^(ln 5x)" i keep getting (5/6x+ln5x+lnx)x^(ln 5x), but the online calculator i have been usin... | 2019-02-17T21:11:10 | {"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/2788392/fundamental-limit-to-accuracy | # Fundamental limit to accuracy
In any real experiment, Eventhough we conduct experiment with utmost accuracy some random errors are bound to occur.
$$P\left(x\right)=\frac{1}{\sigma\sqrt{2\pi}}e^{-\frac{\left(x-x_0\right)^2}{2\sigma^2}}$$
This is the Gaussian distribution which defines the probability of getting $x$ ... | 2019-05-21T02:37:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathoverflow.net/questions/362600/does-a-flat-compactification-always-exist | Does a flat compactification always exist?
Let $$\pi:X\to S$$ be a separated flat morphism of finite type of Noetherian schemes. Does $$\pi$$ necessarily factor as an open immersion followed by a proper flat morphism? The analogue of this question with the word "flat" replaced by "smooth" has a negative answer (consid... | 2021-05-18T16:27:15 | {"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... |
http://mathhelpforum.com/calculus/213564-max-min.html | # Thread: max and min
1. ## max and min
Find the critical point(s) of f(x, y)=sinx+siny+cos(x+y) for 0≤x≤pi/4 and 0≤y≤pi/4. classify each as local max, min or saddle point?
I know the min is 1, but how do you find the max?
2. ## Re: max and min
It is pretty easy to show that there is NO point in the interior of $0... | 2017-06-25T17:34:30 | {"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": 0, "img_math": 0, "codecogs_latex": 11, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://quantumcomputing.stackexchange.com/questions/21923/period-of-phase-leads-the-advantage-of-heisenbergs-limit-disappear/21927 | In Quantum Metrology, the aim is to estimate some unknown parameters(I will talk about one parameter estimation in this post, while multiparameter is also available) as precise as possible. Without quantum resources, we can only realize the Standard Quantum Limit(SQL), normally referred to as the form $$var(\hat{\theta... | 2022-01-25T17:08:13 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://chemistry.stackexchange.com/questions/64017/why-are-free-radicals-so-reactive?noredirect=1 | # Why are free radicals so reactive?
Why are free radicals are so reactive? They can break almost any bond, including $\ce{C-H}$ bonds, which are fairly stable. Don’t they have an activation energy or something? Do they not also experience steric effects when colliding with reactants ?
• They do experience steric eff... | 2019-07-16T04:53:32 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1649039/how-many-solutions-for-an-equation-with-simple-restrictions | # How many solutions for an equation with simple restrictions
I'm working on an assignment in which I have to count the number of solutions for this particular equation: $$x_1+x_2+x_3+x_4=20$$for non negative integers with $x_1<8$ and $x_2<6$
I'm aware that this kind of a task isn't that complicated, but I don't get ... | 2019-08-24T14:18:25 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/difference-between-inverse-reciprocal.230599/ | # Difference Between Inverse & Reciprocal
1. Apr 22, 2008
### naicidrac
Hello,
can someone tell me the difference between reciprocal and the inverse. I have looked up the defenition and when I think I get a deep understanding I get confused. Thanks for all the help.
Naicidrac
2. Apr 22, 2008
### symbolipoint
May... | 2018-03-20T15:20:29 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://umr-math.univ-mlv.fr/evenements/exposes/seminaire_cristolien_d_analyse_multifractale.1452775500 | ## Convergence of ergodic averages for many group rotations
Type:
Site:
Date:
14/01/2016 - 13:45 - 14:45
Salle:
Salle des thèses
Orateur:
BUCZOLICH Zoltan
Localisation:
Université Loránd Eötvös
Localisation:
Hongrie
Résumé:
Suppose that $G$ is a compact Abelian topological group, $m$ is the Haar measure on $G$ and $f... | 2018-02-19T17:30:53 | {"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://www.physicsforums.com/threads/i-think-this-is-about-the-central-limit-theorem.844791/ | # I think this is about the Central Limit Theorem
Tags:
1. Nov 23, 2015
### whitejac
1. The problem statement, all variables and given/known data
An engineer is measuring a quantity q. It is assumed that there is a random error in each measurement, so the engineer will take n measurements and reports the average of ... | 2017-11-20T04:37:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.shaalaa.com/question-bank-solutions/calculate-work-done-following-reaction-50o-c-state-whether-work-done-system-or-system-chemical-thermodynamics-energetic-enthalpy-of-bond-dissociation_69218 | # Calculate the Work Done in the Following Reaction at 50o C. State Whether Work is Done on the System Or by the System. - Chemistry
Calculate the work done in the following reaction at 50°C. State whether work is done on the system or by the system.
"SO"_2("g") + 1/2"O"_(2("g")) rightarrow "SO"_(3("g"))
#### Solutio... | 2021-04-16T02:50:00 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.omnicalculator.com/physics/brake-mean-effective-pressure-bmep | # BMEP Calculator (Brake Mean Effective Pressure Calculator)
Reviewed by Hanna Pamuła, PhD and Jack Bowater
Last updated: Nov 22, 2022
The BMEP calculator helps in finding the BMEP (Brake Mean Effective Pressure) of an engine, which is a useful metric to compare the performance of different engines of similar types. ... | 2022-12-06T14:58:36 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 4, "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/centralizers-and-elements-of-odd-order.388899/ | # Centralizers and elements of odd order
I was going over a proof in which the following is given:
if abb=bba and b is of odd order, then ab=ba (i.e. if b^2 centralizes a then so does b)
I'm not sure why this is so. Any clarification would be appreciated.
Cheers,
W. =)
Dick
Homework Helper
b^2 commutes with a. If ... | 2021-06-13T20:38:21 | {"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/pre-calculus/4883-applications-linear-programming-print.html | # Applications of Linear Programming
• August 11th 2006, 08:50 AM
classicstrings
Applications of Linear Programming
I'm having trouble setting up the variables and constraints in these questions. Wondering if someone can help? Thanks!
http://img216.imageshack.us/img216/6991/2zq1.jpg
• August 11th 2006, 08:36 PM
Sorob... | 2016-08-28T09:48:58 | {"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": 17, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://cs.stackexchange.com/questions/135017/what-problem-is-this-largest-sum-produced-by-selecting-one-number-at-each-index | # What problem is this? Largest sum produced by selecting one number at each index from n lists, with restrictions
Suppose you have an $$n\times m$$ 2D array consisting of each $$n$$ rows of $$m$$ real numbers. What is the sequence of indexes $$i_1,i_2...i_m$$ such that $$\sum_{j=1}^mA[i_j, j]$$ is maximized, subject ... | 2021-04-22T12:00:44 | {"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://api-project-1022638073839.appspot.com/questions/how-do-you-differentiate-f-x-e-5x-2 | # How do you differentiate f(x) = e^(-5x^2)?
##### 1 Answer
Jan 20, 2016
$- 10 x {e}^{- 5 {x}^{2}}$
#### Explanation:
Finding derivatives in the form ${e}^{u}$ is quite simple.
According to the chain rule,
$\frac{d}{\mathrm{dx}} \left[{e}^{u}\right] = {e}^{u} \cdot u '$
Thus,
$f ' \left(x\right) = \frac{d}{\mat... | 2021-04-11T15:37:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 4, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://courses.lumenlearning.com/atd-austincc-physics1/chapter/16-1-hookes-law-stress-and-strain-revisited/ | ## Hooke’s Law: Stress and Strain Revisited
### Learning Objectives
By the end of this section, you will be able to:
• Explain Newton’s third law of motion with respect to stress and deformation.
• Describe the restoration of force and displacement.
• Calculate the energy in Hook’s Law of deformation, and the stored... | 2020-09-28T15:22:54 | {"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://dobrewiadomosci.eu/assassin-s-ywkr/chebyshev-distance-formula-5b7d34 | In the above figure, imagine the value of θ to be 60 degrees, then by cosine similarity formula, Cos 60 =0.5 and Cosine distance is 1- 0.5 = 0.5. Well, Chebyshev’s inequality, also sometimes spelled Tchebysheff’s inequality, states that only a certain percentage of observations can be more than a certain distance from ... | 2021-03-04T16:05:50 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/math-topics/126858-atoms-grams.html | # Math Help - Atoms to Grams
1. ## Atoms to Grams
Hi, sry again -_- but i have yet another question.. what am i doing wrong!?
im trying to convert Atoms to Grams. EXample
1.0×1023
so im doing
(1.0×1023 )(1/6.022x10^23)(196.
96655)=3.3g (putting it to 2 sig figs.)
same thing for 2.80×1022
im doing (2.80×1022 )(1... | 2016-05-30T09:36:45 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 2, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://web2.0calc.com/questions/the-polynomial-f-x-has-degree-3-if-f-1-15-f-0-0-f_3 | +0
# The polynomial f(x) has degree 3. If f(-1)=15, f(0)=0, f(1)=5 and f(2)=12, then what are the x-intercepts of the graph of f?
0
121
1
The polynomial f(x) has degree 3. If f(-1)=15, f(0)=0, f(1)=5 and f(2)=12, then what are the x-intercepts of the graph of f?
Nov 3, 2018
#1
+5091
+2
$$\text{here may be some cl... | 2019-05-26T00:28:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://forums.wolfram.com/mathgroup/archive/2008/Jul/msg00063.html | Services & ResourcesWolfram ForumsMathGroup Archive
Re: Draw two functions in a graph, one of them does also have a parameter.
• To: mathgroup at smc.vnet.net
• Subject: [mg90218] Re: Draw two functions in a graph, one of them does also have a parameter.
• From: "David Park" <djmpark at comcast.net>
• Date: Wed, 2 Ju... | 2016-06-26T04:40:52 | {"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://mathoverflow.net/questions/409354/on-the-solvability-of-a-nonlinear-differential-system | # On the solvability of a nonlinear differential system
A nonlinear formulation of differential Galois theory was discussed here and here for three dimensional nonlinear systems (proof is on pages 6 – 10). For a two dimensional system, the following system of differential equations was considered: $$$$\begin{split} \d... | 2021-12-04T00:56:56 | {"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... |
https://cs.stackexchange.com/questions/38172/finding-coprimes-closest-to-a-certain-target | # Finding coprimes closest to a certain target
Given an input $m$, I am trying to find an algorithm that will give me the number $p$ that is closest to $\tfrac47 m$ and co-prime with $m$.
Where $m$ is odd, I have no problem producing an outcome close to the target, simply by squaring $2$ until close enough to the tar... | 2019-10-16T15:25:50 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.journaltocs.ac.uk/index.php?action=browse&subAction=subjects&publisherID=26&journalID=12886&pageb=5&userQueryID=&sort=&local_page=1&sorType=&sorCol=5 | Subjects -> PHILOSOPHY (Total: 762 journals)
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https://www.albert.io/learn/classical-mechanics/question/work-done-by-gravity-buoyant-buoy | Limited access
A spherical buoy has a radius of $0.130\text{ m}$ and a density of $550\text{ kg/m}^3$. The buoy is submerged a certain depth below the surface of the water and then released, causing it to accelerate towards the surface.
When it reaches the surface, the buoy launches into the air to a height of $0.850... | 2017-03-27T18:20:10 | {"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://compgeom.inf.usi.ch/doc_output/Segment_Delaunay_graph_2/classSegmentDelaunayGraphDataStructure__2.html | CGAL 4.7 - 2D Segment Delaunay Graphs
SegmentDelaunayGraphDataStructure_2 Concept Reference
## Definition
The concept SegmentDelaunayGraphDataStructure_2 refines the concept ApolloniusGraphDataStructure_2. In addition it provides two methods for the merging of two vertices joined by an edge of the data structure, and... | 2017-09-26T14:29:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.math.nagoya-u.ac.jp/~kirillov/workshop.html | # International Workshop on Physics and Combinatorics
## Organizers:
K. Aomoto, A.N. Kirillov, T. Nakanishi, A. Tsuchiya, H. Umemura
## Invited Speakers:
• K. Aomoto (Nagoya University)
• E. Date (Osaka University)
• J.-F. van Diejen (Chile University, Chile)
• N. Kurokawa (Tokyo Institute of Technology)
• S.C. Mil... | 2015-07-28T17:42:12 | {"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://ptreview.sublinear.info/2021/12/ | # News for November 2021
The holiday season is just around the corner. Best wishes to you and your loved ones in advance from us here at PTReview. This month, we had four five papers in all. To prepare for the festive mood associated with the onset of December, also included are brief updates on the recently disproven... | 2022-01-19T16:32:31 | {"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.physicsforums.com/threads/question-regarding-sets-and-functions.185959/ | # Question Regarding Sets and Functions
1. Sep 20, 2007
### Diffy
$$A_0 \subset f^{-1} (f (A_0))$$
This inclusion is an equality if f is injective.
What I can't understand is how it is even defined if f isn't a bijection. If it is not a bijection, then there is no inverse function. Is there?
2. Sep 20, 2007
### ... | 2016-10-22T00:04:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://zbmath.org/?q=an:1180.35596 | # zbMATH — the first resource for mathematics
Some facts about the Wick calculus. (English) Zbl 1180.35596
Rodino, Luigi (ed.) et al., Pseudo-differential operators. Quantization and signals. Lectures given at the C.I.M.E. summer school, Cetraro, Italy, June 19–24, 2006. Berlin: Springer (ISBN 978-3-540-68266-0/pbk). ... | 2021-09-25T16:12:02 | {"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... |
http://math.stackexchange.com/questions/145795/live-variables-in-context-free-grammar | # Live Variables in Context Free Grammar
A variable $A$ in a context free grammar $G= \langle V, \Sigma, S, P\rangle$ is live if $A \Rightarrow^* x$ for some $x \in \Sigma^*$. Give a recursive algorithm for finding all live variables in a certain context free grammar.
I don't necessarily need an answer to this. Mostl... | 2015-05-30T01:17:44 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-graph-f-x-3x-2-by-plotting-points-1 | # How do you graph f(x)=3x - 2 by plotting points?
Aug 24, 2017
See a solution process below:
#### Explanation:
Because this is a linear function we need to plot just two points.
For $x = 0$: $f \left(0\right) = \left(3 \cdot 0\right) - 2 = 0 - 2 = - 2$ or $\left(0 , - 2\right)$
For $x = 2$: $f \left(2\right) = \... | 2019-10-21T02:33:13 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 6, "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.doubtnut.com/question-answer-physics/a-cell-of-emf-and-internal-resistance-r-sends-a-current-of-1-0-a-when-it-is-connected-to-an-external-644441401 | # A cell of e.m.f. ε and internal resistance r sends a current of 1.0 A when it is connected to an external resistance of 1.9 Omega . But it sends a current of 0.5 A when it is connected to an resistance of 3.9 Omega calculate the values of epsi and r .
Step by step solution by experts to help you in doubt clearance &... | 2022-01-22T21:15:44 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://physics.stackexchange.com/questions/57013/what-is-the-status-of-wittens-and-vafas-argument-that-the-qcd-vacuum-energy-is | # What is the status of Witten's and Vafa's argument that the QCD vacuum energy is a minimum for zero $\theta$ angle?
The argument, which I reproduce here from Ramond's Journies BSM', is originally by Witten and Vafa in ($\it{Phys}$. $\it{Rev}$. $\it{Lett}$. 53, 535(1984)). The argument is that for $\theta = 0$ (mod $... | 2013-12-19T01:47:31 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://orishirishitakeaway.com/gloomhaven-take-mykh/be71fd-convergence-in-law | Sec. Convergence in Law. This … With a smaller, more manageable panel of firms, clients are better positioned for positive collaboration with their firms. In the lecture entitled Sequences of random variables and their convergence we explained that different concepts of convergence are based on different ways of measur... | 2021-08-05T18:14:11 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/sugar-dissolving-in-hot-water.113635/ | # Homework Help: Sugar dissolving in hot water
1. Mar 9, 2006
### rachael
A spoonful of sugar is dissolving in hot water. The initial mass of the sugar was 7 grams
and 5 minutes later the mass present had halved. The mass of sugar, S grams, at time
t minutes after it was placed in the hot water can be modelled by S(... | 2018-09-25T01:13:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/differential-equations/172158-bernoulli-2.html | # Math Help - bernoulli
1. Originally Posted by Prove It
Step 1: Solve for $\displaystyle y^{-2}$.
Step 2: Take both sides to the power of [tex]\displaystyle -\frac{1}{2}[/math].
i have never seen this before... i would only have thought of multiplying by y^3 but that wouldnt help
what do you do with a -1/2 power? 1... | 2016-02-13T03:27:39 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 2, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://engineering.stackexchange.com/tags/lasers/new | # Tag Info
The total electrical to optical power efficiency of a laser system is sometimes termed wall-plug efficiency. It is the ratio of $$\eta = \frac{\text{optical output power}}{\text{consumed electrical input power}}$$ The values vary a lot, and also there are other factors like cooling system power which might ... | 2021-07-30T02:19:43 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
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