url string | text string | date timestamp[s] | metadata string |
|---|---|---|---|
http://www.maa.org/programs/faculty-and-departments/classroom-capsules-and-notes/the-arithmetic-of-algebraic-numbers-an-elementary-approach | # The Arithmetic of Algebraic Numbers: An Elementary Approach
by Chi-Kwong Li (College of William and Mary) and David Lutzer (College of William and Mary)
This article originally appeared in:
College Mathematics Journal
September, 2004
Subject classification(s): Algebra and Number Theory
Applicable Course(s): 4.2 Mo... | 2015-01-30T16:41:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.ck12.org/measurement/Conversion-of-Customary-Units-of-Measurement/lesson/user:YXJhbXNleUBoaWdobGFuZGNjLmVkdQ../Convert-Customary-Units-of-Measurement/r2/ | <meta http-equiv="refresh" content="1; url=/nojavascript/"> Conversion of Customary Units of Measurement ( Read ) | Measurement | CK-12 Foundation
Conversion of Customary Units of Measurement
%
Progress
Practice Conversion of Customary Units of Measurement
Progress
%
Convert Customary Units of Measurement
Guidance
... | 2014-11-22T10:20:25 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/using-the-baker-campbell-hausdorff-identity.582496/ | # Homework Help: Using the Baker-Campbell-Hausdorff Identity
1. Feb 29, 2012
### Mindstein
1. The problem statement, all variables and given/known data
Given that U = e$^{-i*θ*\hat{n}*\vec{J}/hbar}$
Show that U$^{†}$$\vec{J}$U = $\hat{n}(\hat{n}*\vec{J}) - \hat{n}\times(\hat{n}\times\vec{J})cos(θ) + \hat{n}\times\v... | 2018-08-18T22:20:49 | {"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://en.wikiversity.org/wiki/Legendre_differential_equation | # Legendre differential equation
Legendre differential equation is the second order ordinary differential equation (ODE) which can be written as:
${\displaystyle (1-x^{2})d^{2}y/dx^{2}-2xdy/dx+l(l+1)y=0\,}$
which can be written as:
${\displaystyle {d \over dx}[(1-x^{2}){dy \over dx}]+l(l+1)y=0\,}$ is called Legendr... | 2018-12-19T02:05:59 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 19, "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://collegephysicsanswers.com/openstax-solutions/what-velocity-electron-has-momentum-304-times-10-21-kgcdottextrmms-note-you-must | Question
What is the velocity of an electron that has a momentum of $3.04 \times 10^{-21} \textrm{ kg}\cdot\textrm{m/s}$? Note that you must calculate the velocity to at least four digits to see the difference from $c$.
$2.9860 \times 10^8 \textrm{ m/s}$
Solution Video | 2020-07-13T23:45:12 | {"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://www.physicsforums.com/threads/what-volume-does-the-v-in-pv-denotes.737942/ | # What volume does the v in pv denotes?
1. ### abi.ayan
37
what volume does the "v" in pv denotes?
say that in a system where pressure is constant Mg reacts with O2.when dealing with above reaction thermodynamically,
HI=UI+PVI
where H is the initial enthalpy of the system
UI is the initial internal energy of the sys... | 2015-03-04T16:49:40 | {"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://en.wikipedia.org/wiki/Defocus_aberration | # Defocus aberration
"Defocus" redirects here. For the intentional use of defocusing, see shallow focus.
A photograph of Christmas lights with significant defocus aberration.
Optical aberration
Distortion
In optics, defocus is the aberration in which an image is simply out of focus. This aberration is familiar to any... | 2014-10-22T06:01:10 | {"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": 0, "mathjax_asciimath": 0, "img_math": 2, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/443225/how-to-test-sampling-methods | # How to Test Sampling Methods
Suppose I have a population, $$P$$, of 100 individuals and I am devising 3 algorithmic methods to sample 20 people from said population: $$A$$, $$B$$, and $$C$$. We know that $$C$$ is a random, unbiased algorithm.
Suppose the outputs for each algorithm are 100-length lists of 0's and 1'... | 2020-11-29T16:49:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1333/is-there-a-possibility-to-choose-fairly-from-three-items-when-every-choice-can-o/1357 | # Is there a possibility to choose fairly from three items when every choice can only have 2 options
Me and my wife are often not knowing which DVD to watch. If we have two options we have a simple solution, I put one DVD in one hand behind my back and the other DVD in the other hand. She will randomly choose a hand a... | 2022-07-02T08:43:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/371917/is-meta-analysis-of-odds-ratios-essentially-hopeless | # Is meta-analysis of odds ratios essentially hopeless?
In a recent paper Norton et al. (2018)$$^{[1]}$$ state that
Different odds ratios from the same study cannot be compared when the statistical models that result in odds ratio estimates have different explanatory variables because each model has a different arbit... | 2019-12-14T13:30:22 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1909003/lagrange-error-for-approximating-frac1x2-with-a-second-degree-taylor-pol/1909059 | # Lagrange error for approximating $\frac{1}{x^2}$ with a second-degree Taylor polynomial about $x = 1$
The problem is this:
Use the Lagrange error formula to find the bound for the error in approximating $f(x)=\frac{1}{x^2}$ for $0.9 \le x \le 1.1$ with a second degree Taylor polynomial about $x = 1$.
0.005
0.0067... | 2019-08-25T17:45:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://blog.shriphani.com/tags/python.html | ## Voice Activity Detection in Python and SWIG
The WebRTC codebase contains a very solid voice activity detection (VAD) algorithm. The project itself is a treasure-trove of solid solutions to common problems in speech, audio and video streaming, encoding etc.
Recently, I was in need of a solid VAD I could use from Py... | 2019-10-14T14:06:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://fab.cba.mit.edu/classes/865.15/people/sam.calisch/3/index.html | This week, we were to use the Instron to test a structure or mechanism, and relate the results to the material characteristics.
Casting alloy testing
I've been making a case for moving from Babbit casting up to Aluminum in fab labs and fab class. The small furnace in the fab lab inventory can easily melt aluminum, an... | 2019-02-19T04:44:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/math/calculus/calculus-3rd-edition/chapter-11-infinite-series-chapter-review-exercises-page-591/29 | ## Calculus (3rd Edition)
$$\frac{4}{3}$$
Given $$\frac{4}{9}+\frac{8}{27}+\frac{16}{81}+\frac{32}{243}+\cdots$$ This is a geometric series with $|r|= \frac{8}{27}\frac{9}{4}=\frac{2}{3}<1$, so the series converges and has the sum \begin{align*} S&=\frac{a}{1-r}\\ &=\frac{4/9}{1-\frac{2}{3}}\\ &= \frac{4}{3} \end{alig... | 2021-04-17T21:05:36 | {"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... |
https://quant.stackexchange.com/questions/33497/relationship-between-sabr-and-heston | # Relationship between SABR and Heston
What is the relationship between SABR parameters $\sigma, \alpha, \beta, \rho$ and heston parameters $\nu, \kappa, \theta, \xi, \rho$?
How do they influence the smile; skewness, kurtosis, etc? And how are they related to one another, i.e., if I calibrate Heston to SABR for some ... | 2020-04-01T21:01:25 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.semanticscholar.org/paper/Perturbative-quantum-field-theory-in-the-formalism-Schubert/58f7b2afd5cf65b7ac5cfcbbc72531568dfbbeaf | # Perturbative quantum field theory in the string-inspired formalism
@article{Schubert2001PerturbativeQF,
title={Perturbative quantum field theory in the string-inspired formalism},
author={Christian Schubert},
journal={Physics Reports},
year={2001},
volume={355},
pages={73-234}
}
• C. Schubert
• Published 5 January 2... | 2022-10-07T03:15:55 | {"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": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.mathematicalfoodforthought.com/2005/12/coordinatize-it-topic-geometry-level_15.html | ## Thursday, December 15, 2005
### Coordinatize it! Topic: Geometry. Level: Olympiad.
Problem: (2001 USAMO - #4) Let $P$ be a point in the plane of triangle $ABC$ such that the segments $PA$, $PB$, and $PC$ are the sides of an obtuse triangle. Assume that in this triangle the obtuse angle opposes the side congruent t... | 2022-11-30T20:55:20 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/find-the-two-values-of-the-common-ratio-geometric-sequence.1015504/ | # Find the two values of the common ratio- Geometric sequence
Gold Member
Homework Statement:
See attached.
Relevant Equations:
sequences
*kindly note that i do not have the solutions ...
I was looking at this, not quite sure on what they mean by exact fractions, anyway my approach is as follows;
##\dfrac {a}{243}=... | 2023-04-01T07:17:59 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://davidexpeditionsperu.com/epub/a-course-on-convex-geometry | Geometry And Topology
By Weil W.
Similar geometry and topology books
Differential Topology: Proceedings of the Second Topology Symposium, held in Siegen, FRG, Jul. 27–Aug. 1, 1987
The most topics of the Siegen Topology Symposium are mirrored during this number of sixteen examine and expository papers. They focus on... | 2018-05-26T17:27:36 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.esaral.com/q/two-bodies-of-the-same-mass-are-moving-with-the-same-speed-but-in-different-directions-in-a-plane-44553/ | Two bodies of the same mass are moving with the same speed, but in different directions in a plane.
Question:
Two bodies of the same mass are moving with the same speed, but in different directions in a plane. They have a completely inelastic collision and move together thereafter with a final speed which is half of t... | 2022-05-25T22:17:02 | {"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://www.physicsforums.com/threads/sine-in-algebra.228000/ | # Sine in algebra
in bsin30-85.7sin(theta)=0
How can I make theta the subject?
Related Precalculus Mathematics Homework Help News on Phys.org
Dick
Homework Helper
Solve for sin(theta) and use arcsin.
how is that done?
how is that done?
It's the inverse.
Recall ...
$$y=x^2,x\geq0$$
$$f^{-1}(x)=\sqrt x$$
So simil... | 2019-12-06T02:49:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cv.hal.science/caterina-calgaro | Access content directly
# Caterina Calgaro
21
Documents
test
## Publications
### A combined finite volume - finite element scheme for a low-Mach system involving a Joule term
AIMS Mathematics, 2020, 5 (1), pp.311-331. ⟨10.3934/math.2020021⟩
Journal articles
### A combined Finite Volumes -Finite Elements method f... | 2023-03-26T00:02:35 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://quant.stackexchange.com/questions/9576/ito-diffusion-processes-in-finance-with-unknown-distribution-at-a-terminal-value/9610 | Itô diffusion processes in finance with unknown distribution at a terminal value
In several papers it is argued that for many Itô diffusion processes, $$dX_t = a(t,X_t)dt+b(t,X_t)dB_t,$$ in mathematical finance the distribution of $X_T$ for fixed $T>0$ is unknown, which makes Monte Carlo simulations viable if not nece... | 2014-03-10T21:31:20 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://quant.stackexchange.com/questions/8192/initial-margin-requirement-as-percentage-not-dollar-value | # Initial margin requirement as percentage, not dollar value
Problem from Finan, FM/2
On 12-30-1998, you decided to bet on the January effect. ON that day, you bought 400 shares of Microsoft on margin at the price of 139 per share. The initial margin requirement is 55% and the maintenance margin is 30%. The annual co... | 2014-08-22T21:47:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://nrich.maths.org/6254/solution | ### Pebbles
Place four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?
### Great Squares
Investigate how this pattern of squares continues. You could measure lengths, areas and angles.
### Square Areas
Can you work... | 2014-09-16T17:36:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://repository.uantwerpen.be/link/irua/81437 | Publication
Title
Search for second-generation scalar leptoquarks in $p\overline{p}$ collisions at $\sqrt{s}$=1.96 TeV
Author
Institution/Organisation
CDF Collaboration
Abstract
Results on a search for pair production of second-generation scalar leptoquark in pp̅ collisions at √s=1.96 TeV are reported. The data analy... | 2017-11-19T10:51:54 | {"extraction_info": {"found_math": true, "script_math_tex": 2, "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.stat.math.ethz.ch/pipermail/r-help/2002-June/022797.html | [R] aic calculus for glm models
Pierre-Andre Cornillon pac at Uhb.Fr
Wed Jun 26 16:50:06 CEST 2002
I am trying to know exactly the formulas used to calculate aic for glm
models. In glm.fit, the calculus of aic is:
aic.model <- aic(y, n,mu, weights, dev) + 2 * fit$rank where 2 * fit$rank is (may be am i wrong?) tw... | 2022-10-07T03:08:40 | {"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://mathoverflow.net/revisions/96007/list | 2 added 15 characters in body; edited title; added 4 characters in body
# Gaussian Copula and the addition onofan Identity matrix
When I was looking at the Gaussian Copula Example @ http://en.wikipedia.org/wiki/Copula_(probability_theory)
I realized the Gaussian Copula is stated as follow
$$C^{Gauss}_\Sigma \begin{... | 2013-05-26T08:13:56 | {"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": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://piping-designer.com/index.php/properties/thermodynamics/635-rankine | # Rankine
Written by Jerry Ratzlaff on . Posted in Thermodynamics
Rankine, abbreviated as R, is a unit of temperature used in the US engineering field. 0 is set at absolute zero.
## RANKINE FORMULAs
$$\large{ T_{°R} = \left(273.15° + T_ { °C} \right ) \; 1.8 }$$ $$\large{ T_{°R} = 459.67° + T_ { °F} }$$ $$\large{ ... | 2021-04-18T19:47:29 | {"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": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://ineedpinpoint.com/library/44-th-international-mathematical-olympiad-short-listed-problems-and-solutions | Best mathematics books
Love and Math: The Heart of Hidden Reality
What when you needed to take an paintings classification within which you have been purely taught the way to paint a fence? What if you happen to have been by no means proven the work of van Gogh and Picasso, weren’t even instructed they existed? unfor... | 2018-05-24T04:26:32 | {"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://chemistry.stackexchange.com/questions/166875/why-will-a-lone-pair-from-h2o-not-attack-a-c-atom-in-elimination-reaction | # Why will a lone pair from H2O not attack a C+ atom in elimination reaction?
In step three of reaction between H2SO4 and alcohol, why will the H2O attack the H atom instead of the C+ atom? they both have positive charge and in nucleophilic substitution reactions the c+ atom is attacked. (Image taken from chem guide )... | 2022-08-17T15:56:23 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://nrich.maths.org/public/leg.php?code=-99&cl=3&cldcmpid=609 | Search by Topic
Resources tagged with Working systematically similar to Right Time:
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Broad Topics > Using, Applying and Reasoning about Mathematics > Working systematically
You Owe Me Five Farthings, Say the Bells of St Martin's
Stage: 3 Challe... | 2013-12-13T01:28:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.scienceopen.com/document?vid=6f922be1-ca05-4077-94ae-69a37da21929 | 1
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# Dimension Formulae and Generalised Deep Holes of the Leech Lattice Vertex Operator Algebra
Preprint
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There is no author summary for this article yet. Authors can add summaries to th... | 2021-09-28T19:47:42 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.tutorialspoint.com/math-ceil-function-in-lua-programming | # math.ceil() function in Lua programming
LuaServer Side ProgrammingProgramming
There are several occurrences when we want to get the ceil value of an integer to round it off and then use that value later on.
The Ceiling value of a number is the value that is rounded to the closest integer greater than or equal to t... | 2021-10-19T12:27:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/discrete-measurement-operator-definition.920822/ | A Discrete measurement operator definition
Tags:
1. Jul 22, 2017
jim jones
Consider the Gaussian position measurement operators $$\hat{A}_y = \int_{-\infty}^{\infty}ae^{\frac{-(x-y)^2}{2c^2}}|x \rangle \langle x|dx$$ where $|x \rangle$ are position eigenstates. I can show that this satisfies the required property of... | 2017-10-21T20:10:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3191871/kummer-transform-of-the-confluent-hypergeometric-function-of-second-kind/3204763 | # Kummer transform of the confluent hypergeometric function of second kind
I can see the kummer transformation of the confluent hypergeometric function of first kind throught the integral representation. However, I failed to see that for the second kind. More specificially, if $$U(a,b,z)=\frac{1}{\Gamma(a)}\int_0^\inf... | 2019-07-23T22:51:27 | {"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://mathoverflow.net/questions/207252/explicitly-describing-the-region-of-the-plane-outward-of-a-simple-open-orien | # Explicitly describing the region of the plane "outward of" a simple, open, oriented, cubic curve $c:(0,1)\to\mathbb{R}^2$
Some Context:
I'm working with some data given in the form of Bezier curves. I need to sort these (partially ordered) Bezier curves by "outwardness" (described below) and have come across an inte... | 2021-10-28T20:17:48 | {"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... |
http://deoberoende.se/bomberman-games-lsw/is-lyman-series-visible-0f02b2 | asked Feb 24 in Physics by Mohit01 ( 54.3k points) class-12 Lyman series and Balmer series are named after the scientists who found them. For the lines in the Lyman series, the names are as Lyman alpha, Lyman beta and so on whereas for the lines in the Balmer series the names are as H-alpha, H-beta, etc. Four of the Ba... | 2022-01-19T08:00:12 | {"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": 2, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/306084/how-to-solve-given-trigonometric-equation | # How to solve given trigonometric equation
I've got a stream function:
$$u_\infty y + \frac{Q}{2\pi} \operatorname{arctg}\frac{y}{x} = 0$$
How do I solve it for y? I know the solution, just don't know how to get there step by step.
EDIT: The solution given in the book is: $$x = -y \operatorname{ctg} \left( \frac{2... | 2014-07-22T21:35:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://tex.stackexchange.com/questions/236514/drawing-a-3-circle-venn-diagram-using-tikz/236528 | # Drawing a 3-circle Venn diagram using TikZ
\documentclass[x11names]{article}
% Set operations illustrated with Venn diagrams
% Author: Uwe Ziegenhagen
% This is an expanded version of an example provided by T. Tantau
\usepackage{amssymb}
\usepackage{tikz}
\usetikzlibrary{backgrounds}
%%%<
\usepackage{verbatim}
\use... | 2020-08-07T22:07:50 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/955815/probability-of-exact-match-of-peak-of-expected-distribution-for-1000-fair-coin-f | # Probability of exact match of peak of expected distribution for 1000 fair coin flips.
In random events such a fair coin tosses, it is easy to predict over a long run of trials (flips) how many heads and how many tails should come up. However, very rarely does that number match the expected # exactly. For example, if... | 2020-07-12T14:07:18 | {"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.electropedia.org/iev/iev.nsf/17127c61f2426ed8c1257cb5003c9bec/64affc357472d419c1257eec0049d6bb?OpenDocument | IEVref: 561-03-35 ID: Language: en Status: Standard Term: symmetry Synonym1: mark/space ratio [Preferred] Synonym2: duty cycle [Preferred] Synonym3: Symbol: Definition: ratio between the time period (t1), in which the output voltage is above a specified level, and the time period (t2), in which the output voltage is be... | 2021-08-05T12:14:38 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 2, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.omnicalculator.com/physics/conductivity-to-resistivity | # Conductivity to Resistivity Calculator
Created by Purnima Singh, PhD
Reviewed by Steven Wooding
Last updated: Feb 02, 2023
Omni's conductivity to resistivity calculator allows you to determine the electrical resistivity of a material, given its conductivity. You can also use this tool to determine the conductivity ... | 2023-02-03T07:14:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 5, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.sciforums.com/threads/apparant-2-directions.135721/page-3 | # Apparant 2 directions
Discussion in 'Pseudoscience' started by chinglu, Aug 13, 2013.
1. ### rpennerFully WiredValued Senior Member
Messages:
4,833
Hard details part 1
For any four events, A, B, C, D prove that $\left< B-A , D -C \right>$ is constant under the Lorentz transform. We do this by recognizing the outpu... | 2020-09-26T05:59:48 | {"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://www.physicsforums.com/threads/circuit-how-much-voltage-is-going-through-r3.705960/ | # Homework Help: Circuit - how much voltage is going through R3?
1. Aug 16, 2013
### Zondrina
1. The problem statement, all variables and given/known data
A picture of the circuit : http://gyazo.com/54af2ebc610eb36ea345fe7ebdbedefa
Trying to find $R_3$.
2. Relevant equations
3. The attempt at a solution
I know ... | 2018-07-23T18:16:29 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/a-projectile-is-shot-from-the-ground-at-a-velocity-of-54-m-s-and-at-an-angle-of- | # A projectile is shot from the ground at a velocity of 54 m/s and at an angle of (7pi)/12. How long will it take for the projectile to land?
Oct 14, 2016
$t \approx 10.6 s$
#### Explanation:
Write the equation for the y coordinate as a function of time:
$y \left(t\right) = \left(54 \frac{m}{s}\right) \sin \left(\... | 2020-06-06T18:45:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 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... |
https://zbmath.org/?q=an:1398.11109 | # zbMATH — the first resource for mathematics
Many values of the Riemann zeta function at odd integers are irrational. (Beaucoup de valeurs aux entiers impairs de la fonction zêta de Riemann sont irrationnelles.) (English. Abridged French version) Zbl 1398.11109
Authors’ abstract: In this note, we announce the followi... | 2022-01-17T18:54:01 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.lesswrong.com/posts/upLot6eG8cbXdKiFS/reward-function-learning-the-learning-process | 14
In the previous post, I introduced the formalism for reward function learning, and presented the expected value function for a learning agent:
I'll assume that people reading this are familiar with the concepts, the notations and the example of that post. I'll now look at the desirable properties for the learning ... | 2020-01-24T22:45:23 | {"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://people.maths.bris.ac.uk/~matyd/GroupNames/288/C2xS3xDic6.html | Copied to
clipboard
## G = C2×S3×Dic6order 288 = 25·32
### Direct product of C2, S3 and Dic6
Series: Derived Chief Lower central Upper central
Derived series C1 — C3×C6 — C2×S3×Dic6
Chief series C1 — C3 — C32 — C3×C6 — S3×C6 — S3×Dic3 — C2×S3×Dic3 — C2×S3×Dic6
Lower central C32 — C3×C6 — C2×S3×Dic6
Upper centra... | 2021-10-22T12:46:04 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/algebra/123843-sum-difference-cubes.html | # Math Help - Sum or difference of cubes.
1. ## Sum or difference of cubes.
$a^{3}+b^{3}=( \sqrt[3]{a^{3}}+ \sqrt[3]{b^{3}}) (a^{3-1} -\sqrt[3]{a^3b^3} +b^{3-1})$
And just switch the sign after $a^3-1$ for $a^3-b^3$
My question:
I have read that the last two signs are constant (never changing) Unless the initial sig... | 2015-02-28T21:23:47 | {"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": 28, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://discourse.julialang.org/t/status-of-integration-optimization-and-nl-solvers/60025/14 | # Status of integration, optimization, and nl solvers
The integrals are fairly simple: \int_0^T K e^{-\rho s} ds and \int_T^\infty H(s, x) e^{-\rho s} ds. I can pick the functional form of H, but probably it will be of the form Z(s)\phi(x). I suppose these are simple enough for FastGaussianQuadrature.jl?
It is about ... | 2021-08-05T19:01:53 | {"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://testbook.com/question-answer/the-hyetograph-in-the-figure-corresponds-to-rainfa--60311d4edc9e57aa0fedfddd | # The hyetograph in the figure corresponds to rainfall event of 3 cm.If the rainfall events has produced a direct runof of 1.6 cm, the φ - index of the event (in mm/hour, round off to one decimal place) would be ________
This question was previously asked in
GATE CE 2021 Official Paper: Shift 2
View all GATE CE Papers... | 2021-11-30T07:04:33 | {"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://iq.opengenus.org/shortest-job-first-cpu-scheduling/ | # Shortest Job First CPU Scheduling algorithm
#### software engineering algorithm
Reading time: 40 minutes | Coding time: 15 minutes
Shortest Job First (SJF) CPU scheduling algorithm is a CPU scheduling algorithm which is based on the principles of Greedy Algorithms. The key idea is to allocate the CPU to the proces... | 2020-01-19T18:41:22 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.nature.com/articles/s41467-018-05802-4?error=cookies_not_supported&code=5ed0a8e3-5515-400d-b134-c5b46c50d394 | Article | Open | Published:
# Understanding voltage decay in lithium-excess layered cathode materials through oxygen-centred structural arrangement
## Abstract
Lithium-excess 3d-transition-metal layered oxides (Li1+xNiyCozMn1−xyzO2, >250 mAh g−1) suffer from severe voltage decay upon cycling, which decreases energy ... | 2019-01-21T11:41:52 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://eduzip.com/ask/question/write-2760000-in-scientific-form-273318 | Physics
# Write $2760000$ in scientific form.
##### SOLUTION
$2760000$
No .of digits in $2760000$ is $7$
So it is written as $2.76\times 10^6$
You're just one step away
Subjective Medium Published on 18th 08, 2020
Questions 244531
Subjects 8
Chapters 125
Enrolled Students 197
#### Realted Questions
Q1 Single Corr... | 2021-11-27T12:09:44 | {"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://socratic.org/questions/a-line-segment-has-endpoints-at-7-4-and-3-5-if-the-line-segment-is-rotated-about | # A line segment has endpoints at (7 ,4 ) and (3 ,5 ). If the line segment is rotated about the origin by (3 pi)/2 , translated vertically by -2 , and reflected about the y-axis, what will the line segment's new endpoints be?
Aug 24, 2016
$\left(7 , 4\right) \to \left(- 4 , - 9\right) \text{ and } \left(3 , 5\right) ... | 2022-01-17T04:53:29 | {"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://math.stackexchange.com/questions/2595388/how-to-determine-which-sets-are-open-in-a-topology | # How to determine which sets are open in a topology?
Given $A_n = \{n, n+1, \dots\} , n \in \mathbb{N}$ and $\tau = \{ \emptyset, A_1, A_2, \dots \}$, I would like to determine which sets are open in $(\mathbb{N}, \tau)$
By definition: $A_n$ is open and any intersection/union of finitely/infinitely many $A_n$ is als... | 2019-11-21T01:25:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3173930/double-factorial-expression-in-terms-of-regular-factorials | # Double Factorial expression in terms of regular factorials
I have the following double factorial expression: $$\frac{(x-2)!!(x-2k-1)!!}{(x-1)!!(x-2k)!!}$$ if x is an odd number
I am trying to rewrite this without double factorials by using the following expressions for double factorials: $$n!!=2^{n/2}(n/2)!$$ for e... | 2019-07-16T22:19:46 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.ams.org/mathscinet-getitem?mr=10,295e | MathSciNet bibliographic data MR27375 (10,295e) 33.0X Pollard, Harry The completely monotonic character of the Mittag-Leffler function \$E\sb a(-x)\$$E\sb a(-x)$. Bull. Amer. Math. Soc. 54, (1948). 1115–1116. Article
For users without a MathSciNet license , Relay Station allows linking from MR numbers in online mathem... | 2013-12-13T06:49:52 | {"extraction_info": {"found_math": true, "script_math_tex": 1, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://en.wikipedia.org/wiki/Option_time_value | # Option time value
In finance, the time value (TV) (extrinsic or instrumental value) of an option is the premium a rational investor would pay over its current exercise value (intrinsic value), based on the probability it will increase in value before expiry. For an American option this value is always greater than z... | 2017-01-18T04:51:32 | {"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": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://openstudy.com/updates/4d8aeec5012f8b0bc3f61a0a | ## anonymous 5 years ago Exponential Functions: f(x)=3^x I need to find a way to graph this, but I am kind of lost. I made a "T Table" and inserted -1, -2, and 2 for x. for f(x) I got, respectively, -3, 9, and 9. Am I doing this right? And will this be a parabola?
1. anonymous
Hey L2theM...unfortunately, you're not d... | 2016-10-26T00:42:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://aptitude.gateoverflow.in/6273/nielit-2017-dec-scientist-b-section-a-39 | 536 views
Which of the following statements is false ?
1. Rice is a commercial crop in Odisha.
2. Coffee is an important plantation crop in Karnataka.
3. Groundnut is a major Kharif crop in Gujarat.
4. Meghalaya is a major pineapple producing states of India.
Rice is a subsistence crop in Odisha not a commercial cro... | 2022-12-03T06:06:00 | {"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://sciencing.com/calculate-planets-revolution-around-sun-8472620.html | How to Calculate a Planet's Revolution Around the Sun
••• Photos.com/Photos.com/Getty Images
Print
A collaboration between a German astronomer, Johannes Kepler (1571 – 1630), and a Danish one, Tycho Brahe (1546 – 1601), resulted in Western science's first mathematical formulation of planetary motion. The collaboratio... | 2022-10-07T12:31:21 | {"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... |
https://dmoj.ca/problem/gfssoc2s4 | ## Mostly Talking
View as PDF
Points: 15 (partial)
Time limit: 1.0s
Java 8 2.5s
Memory limit: 128M
Authors:
Problem type
##### Recipe 4
The Waterloo campus is a huge utopia of information held in buildings. There are unidirectional pathways which connect buildings to each other, and one cannot travel unless they ar... | 2021-06-14T01:42:29 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.ck12.org/book/Probability-and-Statistics-%2528Advanced-Placement%2529/r1/section/9.3/ | <img src="https://d5nxst8fruw4z.cloudfront.net/atrk.gif?account=iA1Pi1a8Dy00ym" style="display:none" height="1" width="1" alt="" />
Difficulty Level: At Grade Created by: CK-12
## Learning Objectives
• Make inferences about the regression models including hypothesis testing for linear relationships.
• Make inference... | 2017-03-25T19:08:00 | {"extraction_info": {"found_math": true, "script_math_tex": 152, "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/m... |
https://www.allaboutcircuits.com/technical-articles/oscillator-circuit-never-heard-of-the-sulzer-network/ | Technical Article
A Clever Oscillator Circuit You’ve Probably Never Heard of: The Sulzer Network
August 27, 2019 by John Fattaruso
Learn about the Sulzer network, an alternative to classic R-C networks that is easier to tune over wide frequency ranges.
Learn about the Sulzer network, an alternative to classic R-C n... | 2019-11-22T12:46:09 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://allmathconsidered.wordpress.com/2017/01/ | # Celebrate the year of the rooster
According to the Chinese zodiac, the year 2017 is the year of the rooster. In fact, today (January 28, 2017) is the start lunar New Year, which is the first day of the year of the rooster. What better way to celebrate the year of the rooster than working a related math puzzle, or to... | 2019-04-23T20:31:42 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 50, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://cran.wustl.edu/web/packages/chandwich/vignettes/chandwich-vignette.html | # Introducing chandwich: Chandler-Bate Sandwich Loglikelihood Adjustment
#### 2021-10-30
The chandwich package performs adjustments of an independence loglikelihood using a robust sandwich estimator of the parameter covariance matrix, based on the methodology in Chandler and Bate (2007). This can be used for cluster ... | 2023-03-27T13:15:58 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.soimeme.org/~arunram/Notes/UniformSpaces.html | ## Uniform spaces
Last update: 23 July 2014
## Uniform spaces
A uniform space is a set $X$ with a collection $𝒳$ of subsets of $X×X$ such that
(a) if $V\subseteq X×X$ and $B\in 𝒳$ and $B\subseteq V$ then $V\in 𝒳\text{,}$ (b) if $\ell \in {ℤ}_{>0}$ and ${V}_{1},{V}_{2},\dots ,{V}_{\ell }\in 𝒳$ then $V1∩V2∩⋯∩Vℓ ... | 2019-01-20T09:06:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 126, "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/m... |
https://solvedlib.com/use-the-following-graph-of-the-demand-to-answer,201409 | #### Similar Solved Questions
##### Do left-handed people live shorter lives than right-handed people? A study of this question examined a...
Do left-handed people live shorter lives than right-handed people? A study of this question examined a sample of 949 death records and contacted next of kin to determine handedn... | 2022-12-04T11:28:46 | {"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": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/643901/why-is-it-called-discrete-mathematics | # Why is it called 'discrete' mathematics?
I understand why you would refer to mathematics which concerns itself with all of the numbers on the number line as 'continuous' but why would you refer to countable or finite mathematics as 'discrete'? Like it's the mathematics no one talks about? Where does this labeling co... | 2015-07-29T10:16:25 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://hea-www.harvard.edu/astrostat/slog/groundtruth.info/AstroStat/slog/tag/multispectral/index.html | Posts tagged ‘multispectral’
#### [tutorial] multispectral imaging, a case study
Without signal processing courses, the following equation should be awfully familiar to astronomers of photometry and handling data:
$$c_k=\int_\Lambda l(\lambda) r(\lambda) f_k(\lambda) \alpha(\lambda) d\lambda +n_k$$
Terms are in order... | 2018-11-18T23:08:58 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://plus.google.com/101584889282878921052/posts/JMtPiZeVVnT | The lonely runner conjecture is a good example of an open mathematical problem that can be explained easily to a nonspecialist. Suppose that k runners are running in the same direction around a circular track. A runner is said to be lonely if none of the other runners are within 1/k of a lap of that runner. For exam... | 2019-02-16T05:56:41 | {"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/calculus/5332-death-limits-print.html | # death by limits!!!
• September 4th 2006, 04:11 PM
sacwchiri
death by limits!!!
hello... i just started university and in my math class we are seing limits and since here it said limits well i decided to post it here....
well ive been having lots of trouble with trigonometry stuff and now they go and mix one problem... | 2015-08-29T10:44:36 | {"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": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 17, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://ita.skanev.com/04/04/07.html | # Exercise 4.4.7
Draw the recursion tree for $T(n) = 4T(\lfloor n/2 \rfloor) + cn$, where $c$ is a constant, and provide a tight asymptotic bound on its solution. Verify your answer with the substitution method.
Let's ignore the floor. Previous exercises illustrate how this can be handled.
The depth of the tree is $... | 2021-10-18T16:47:52 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/advanced-statistics/108837-de-moivre-s-martingale.html | # Math Help - de Moivre's martingale
1. ## de Moivre's martingale
Hi !
Looks like it's the same as last year : I can't wait for the next class to solve a problem ^^'
We've studied martingales for only 3 hours already, so I'm still very new to it.
So we have a sequence $(Y_n)_{n\geq 1}$ of iid rv's such that $P(Y_n=... | 2014-08-21T07:41:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 21, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
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## An Introduction To The Theory Of Special Divisors On... | 2016-10-22T14:25:30 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://grid4apps.com/standard-error/fix-formula-calculating-standard-error-mean.php | Home > Standard Error > Formula Calculating Standard Error Mean
# Formula Calculating Standard Error Mean
Repeating the sampling procedure as for the Cherry Blossom runners, take a sampling distribution. The standard error gets smaller (narrower standard navigate here Population Means in Statistics - Duration: 8:53. ... | 2019-10-23T22:01:39 | {"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://socratic.org/questions/how-do-you-find-the-slope-given-10-8-and-y-intercept-which-is-5 | # How do you find the slope given (10,8) and y-intercept which is 5?
Oct 10, 2016
Slope is $\frac{3}{10}$
#### Explanation:
Let the equation in slope-intercept form be $y = m x + c$
and as $y$-intercept is $5$,
the equation is $y = m x + 5$
As it passes through $\left(10 , 8\right)$
$8 = 10 m + 5$
and $10 m = ... | 2022-10-04T22:39:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 10, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://computergraphics.stackexchange.com/questions/8307/given-a-picture-of-a-unit-square-at-an-arbitrary-angle-and-position-how-can-i-r | # Given a picture of a unit square at an arbitrary angle and position, how can I reconstruct the distance and orientation?
To simplify, assume faces and corners of the square are labeled and the camera lens if whatever makes this simplest (a 90 degree field of view projection?)
The application: using a known and labe... | 2020-09-22T21:26:21 | {"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... |
https://conversationofmomentum.wordpress.com/2015/01/29/floating-gold-solution/ | # Floating Gold Solution
The following is a solution to Puzzle #17 – Floating Gold. Take a look if you haven’t already.
The key to the solution of this puzzle is Archimedes’ principle. It says that the buoyant force exerted on a body submerged in a fluid is equal to the weight of the fluid the body displaces.
To rec... | 2017-07-24T20:34:57 | {"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": 0, "img_math": 96, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://math.stackexchange.com/questions/2836526/are-hyperbolic-tilings-expander-graphs | # Are hyperbolic tilings expander graphs
For a graph $G = (V, E)$, its Cheeger constant $h(G)$ is defined by $$h(G) = \min_{S \subseteq V,\; 0 < |S| \le \frac{|V|}{2}} \frac{|\partial S|}{|S|} ,$$ where $\partial S$ is the set of edges with one vertex in $S$ and one vertex outside of $S$. Expander graphs are families ... | 2020-08-04T05:30:07 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://almostsuremath.com/tag/poisson-process/ | # Criteria for Poisson Point Processes
If S is a finite random set in a standard Borel measurable space ${(E,\mathcal E)}$ satisfying the following two properties,
• if ${A,B\in\mathcal E}$ are disjoint, then the sizes of ${S\cap A}$ and ${S\cap B}$ are independent random variables,
• ${{\mathbb P}(x\in S)=0}$ for ea... | 2022-12-02T16:16:59 | {"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": 169, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/m... |
http://physics.stackexchange.com/questions/68335/when-we-take-time-derivative-of-a-function-of-time-then-is-the-result-another-f | # When we take time derivative of a function of time, then is the result another function of time, again?
(I'll try to explain my question by one known example), for example where the velocity is a function of time v(t) then its time derivative (which is acceleration: $a=\frac {dv}{dt}$) is another function of time a(... | 2014-08-29T05:27:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cs.stackexchange.com/questions/131551/how-can-we-generate-a-grammar-for-an-bn-cn-dn-n-0-if-it-is-not-cont | # How can we generate a grammar for $\{a^n b^n c^n d^n; n > 0\}$ if it is NOT context free?
This page on Wiki states that $$\{a^nb^nc^nd^n \ | \ n > 0\}$$ can not be generated by a CFG. This does not make sense to me as $$\{$$S $$\to$$ ABCD, A $$\to$$ aA | a, B $$\to$$ bB | b, C $$\to$$ cC | c, D $$\to$$ Dd | d$$\}$$ ... | 2021-03-01T09:20:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/olympiads-all-around-i/ | If both $$n$$ and $$\sqrt { { n }^{ 2 }+204n }$$ are positive integers, find the maximum value of $$n$$.
× | 2017-01-20T12:10:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://math.stackexchange.com/questions/133867/compass-and-straightedge-constructions?answertab=oldest | Compass and straightedge constructions
I'm studying field theory and I was given an exercise:
Is $\sqrt[3]2\cos\frac{2\pi}{34}+\sqrt5\cos\frac{2\pi}{10}$ a constructible point ?
Any hints ?
-
btw: How can I do a third root notation in tex ? – Belgi Apr 19 '12 at 10:44
$\sqrt[3]{}$ is written as \sqrt[3] in TeX! – ... | 2014-11-26T18:55:20 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/rice-ratio/ | # Rice Ratio
Algebra Level pending
Jake will cook rice, but he doesn't know the correct cups of rice to cups of water ratio. He looks up on the internet, and finds these respective ratios:
$\large 1:0.5$
$\large 2:1.5$
$\large 3:3$
$\large 4:5$
$\large 5:7.5$
All of these ratios have the same ratio formula, but... | 2016-10-24T22:02:17 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://brilliant.org/problems/can-you-drive-safe/ | # Can you drive safe ??
Classical Mechanics Level 3
On a foggy day, the range of visibility is $$10m$$ . If your vehicle has deceleration(braking) power of $$10ms^{-2}$$ , what is the max. speed with which you can drive safe??
Details and assumptions:
$$\bullet$$ Take reaction time = $$0.1s$$
$$\bullet$$ Give your... | 2016-10-22T07:03:30 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathematica.stackexchange.com/questions/51689/using-mathematica-to-find-derivatives | # Using Mathematica to find Derivatives
I am given a system first order differential equations: $x'=y$ and $y'=6x^2-a/2$, where $a$ is a constant and $'$ denotes $t$-derivatives.
I then make the substitution $(x,y)=(x_1y_1,y_1)$.
This implies that $x_1=\frac{x}{y}$ and $y_1=y$.
The $t$-derivatives are $$x_{1}'=\lef... | 2014-11-26T17:30:17 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://physics.stackexchange.com/tags/brownian-motion/hot | # Tag Info
5
For Brownian motion, Langevin equation, Fokker-Planck equations, Stochastic process.. from the viewpoint of physicists, the following are standard references: Brownian Motion: Fluctuations, Dynamics, and Applications The Fokker-Planck Equation: Methods of Solutions and Applications Handbook of Stochastic... | 2013-12-19T06:42:00 | {"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": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/910603/if-a-n-to0-there-exists-pm-such-that-sum-limits-n-pm-a-n-converges | # If $a_n\to0$, there exists $\pm$ such that $\sum\limits_n\pm a_n$ converges [duplicate]
Our Analysis I lecturer in his last lecture for the course gave us a problem to think about. I've been thinking about it for a while and has been bothering me for some time. It looks like a generalisation of a theorem( or lemma) ... | 2019-08-23T14:18:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/discrete-math/136456-induction-prove-bounding-summation.html | # Thread: Induction to prove bounding summation
1. ## Induction to prove bounding summation
I need to prove: SUM[3^k]for k=0..n <= c3^k.
Now the steps I have done is as follow:
Base case is 1:
SUM[3^k]for k=0..n = 1 <= c.1 as long as c>1
Now the induction case:
SUM[3^k]for k=0..n+1 = SUM[3^k]for k=0..n + 3^(n+1)
<= ... | 2016-10-27T11:49:53 | {"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": 0, "codecogs_latex": 4, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://bkms.kms.or.kr/journal/list.html?Vol=52&Num=2&mod=vol&book=BKMS&aut_box=Y&sub_box=Y&pub_box=Y | - Current Issue - Ahead of Print Articles - All Issues - Search - Open Access - Information for Authors - Downloads - Guideline - Regulations ㆍPaper Submission ㆍPaper Reviewing ㆍPublication and Distribution - Code of Ethics - For Authors ㆍOnlilne Submission ㆍMy Manuscript - For Reviewers - For Editors
<< Previous Issu... | 2020-07-10T10:35:55 | {"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": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://lauraavram.ro/cqwun77r/e5313f-basis-definition-linear-algebra | B n For each n, 20 pairwise almost orthogonal chains were constructed numerically for each dimension. , ℵ , o + = o Consider ‖ , and From Simple English Wikipedia, the free encyclopedia, https://simple.wikipedia.org/w/index.php?title=Basis_(linear_algebra)&oldid=6789537, Creative Commons Attribution/Share-Alike License... | 2021-05-13T21:08:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathshistory.st-andrews.ac.uk/Biographies/Montessus/ | # Robert de Montessus de Ballore
### Quick Info
Born
20 May 1870
Villeurbanne, Rhône, France
Died
26 January 1937
Arcachon, Gironde, France
Summary
Robert de Montessus was a French mathematician, known for his work on continued fractions and Padé approximants.
### Biography
Robert de Montessus de Ballore was born ... | 2021-09-17T03:33:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 1, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://saslist.com/blog/2021/10/04/choose-samples-with-specified-statistical-properties/ | A reader asked whether it is possible to find a bootstrap sample that has some desirable properties. I am using the term "bootstrap sample" to refer to the result of randomly resampling with replacement from a data set. Specifically, he wanted to find a bootstrap sample that has a specific value of the mean and standar... | 2022-05-23T03:03:04 | {"extraction_info": {"found_math": true, "script_math_tex": 2, "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://tex.stackexchange.com/questions/241367/move-second-line-in-an-equation-to-the-left-with-split | # Move second line in an equation to the left with split
I have the following equation:
$$\begin{split} f_a(w_1,\ldots,w_m,&z_{w_1pa},\ldots,z_{w_mpa},a) = \\ &\prod_{j\in \{1,\ldots,m\} \mid z_{w_jpa} \neq \emptyset} \left( \left|z_{w_jpa} - a\right| + \left(-1\right)^{|z_{w_jpa} - a|} w_j\right)\\ \end{split}$$
T... | 2022-01-26T12:31:04 | {"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": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/math/algebra/intermediate-algebra-for-college-students-7th-edition/chapter-1-section-1-7-scientific-notation-exercise-set-page-89/40 | Intermediate Algebra for College Students (7th Edition)
$2.3 \times 10^3$
Divide the corresponding parts to obtain: $=\dfrac{6.9}{3} \times \dfrac{10^8}{10^5} \\=2.3 \times 10^{8-5} \\=2.3 \times 10^3$ | 2019-05-24T00:55:16 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://cran.opencpu.org/web/packages/glmmTMB/vignettes/troubleshooting.html | # Troubleshooting with glmmTMB
#### 2021-09-20
This vignette covers common problems that occur while using glmmTMB. The contents will expand with experience.
If your problem is not covered below, there's a chance it has been solved in the development version; try updating to the latest version of glmmTMB on GitHub.
... | 2022-01-28T07:50:40 | {"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": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
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