How to calculate this integral with highly oscillating integrand?
Explicit length of ticks in a Plot
How do I unlock a Mathematica Notebook?
Using CityData[] vs. Entity for population
Obtaining formula of $E[X^T A X B X^T CX]$ for Gaussian $X$
RegionIntersection for CountryData polygons
Replacement question
How to calculate this integral with highly oscillating integrand?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=273992
I mean $$\int_ 0^{2\pi}\frac {\sin (10050 t)\sin (10251 t)\cos (2022 t)} {\sin (50 t)\sin (51 t)} dt.$$ Here is my unsuccessful trial: ... [calculus-and-analysis]
asked by user64494 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=7152 Score
of 10 answered by Goofy https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=46569
Score of 4 Explicit length of ticks in a Plot https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=273974
Ticks or Frameticks are defined in the following way: {{x1,label1,len1},...} tick marks with specified scaled length With the following information: ... [plotting] [ticks]
asked by mathematica_guy https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=86803 Score
of 8 answered by Daniel Huber https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=46318
Score of 1 How do I unlock a Mathematica Notebook? https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=274052
I downloaded Wolfram's Intro to Mathematica in Notebook format. I like to experiment as I study but you can't edit the notebooks. They are locked for some reason. So I still have to open a work ... [notebooks]
asked by cybervigilante https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=48241
Score of 7 answered by swish https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=2490
Score of 14 Using CityData[] vs. Entity for population https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=274042
I am using v12.2.0-Win7-x64. CityData[Entity[ "City", {"Shanghai", "Shanghai", "China"}], "Population"] ... [curated-data] [geographics] [entity]
asked by Syed https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=81355 Score of 7 answered by Bob Hanlon https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9362
Score of 5 Obtaining formula of $E[X^T A X B X^T CX]$ for Gaussian $X$ https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=273893
Suppose $X$ is an $m\times n$ random matrix where rows are I.I.D. samples $x$ of $n$-dimensional Gaussian. The code at the end of the post verifies a candidate (incorrect) formula for the following ... [probability-or-statistics] [algebraic-manipulation]
asked by Yaroslav Bulatov https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=217 Score
of 6 answered by user293787 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=85954
Score of 6 RegionIntersection for CountryData polygons https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=273943
I am using v12.2.0-Win7-x64. ... [regions] [geography]
asked by Syed https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=81355 Score of
6 answered by kirma https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=3056
Score of 6 Replacement question https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=274036
I have this equation F2 + F4 - V1 + V3==0 I want it to be converted automatically via a replacement rule to ... [replacement]
asked by qahtah https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=46201 Score of
5 answered by Bob Hanlon https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9362
Score of 7