11.10.1 Top new questions this week

11.10.1.1 Fast way to spot the element containing certain point in a mesh

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=311677

This problem raises up when I'm exploring this question. Consider the following first order 2D triangle mesh: 
... 
[performance-tuning] [finite-element-method] [regions] [computational-geometry]
 

asked by xzczd https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=1871 Score of 9

answered by halmir https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=590 Score of 11

11.10.1.2 Losing StreamStyle in StreamPlot in 14.2

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=311635

I am trying to plot a StreamPlot for two functions I've defined. (They are the replicator dynamics from evolutionary game theory for a specified game.)  Somehow StreamStyle no longer does anything in ... 
[plotting] [differential-equations] [version-14.1] [version-14.2]
 

asked by Kevin Zollman https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=107153 Score of 6

answered by Michael E2 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4999 Score of 6

11.10.1.3 How to speed up ToString[#,TeXForm]&?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=311578

Try the following code to convert the expression to LaTeX code 
 f = Expand[(x/2 + y/3 + z/5 + 1/7)^20]; 
str = ToString[f,TeXForm]; // AbsoluteTiming 
 
It took about 1 ... 
[performance-tuning] [string-manipulation] [latex]
 

asked by lapcal https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=85338 Score of 6

answered by Michael E2 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4999 Score of 7

11.10.1.4 How can I sort points of hexagon in anticlockwise order starting from arbitrary point?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=311705

I Have data of hexagon points that are arranged anticlockwise but each data start at a different point.  Here is a simple example 
This code generates Hexagon points arranged anticlockwise, but the ... 
[list-manipulation]
 

asked by MMA13 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=26937 Score of 5

answered by Domen https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=75628 Score of 4

11.10.1.5 Reproducing curves in a given image

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=311590

I have the following image (link to the PDF) 
 
and I want to reproduce the curves using the approach of this answer. 
Thus: 
... 
[plotting]
 

asked by user106999 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=106999 Score of 4

answered by yarchik https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9469 Score of 5

11.10.1.6 Integration becomes possible when name of variable is changed

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=311630

I am running into the following problem with Mathematica (v13.3, Windows). I am calculating an integral, and the result varies wildly depending on the variables I use, from a nice closed form answer, ... 
[calculus-and-analysis] [variable] [letter-makes-difference]
 

asked by Bedge https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=89889 Score of 4

answered by infinitezero https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=31036 Score of 3

11.10.1.7 Is there an alternative and more compact way to make the following parametric plot?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=311580

Is there a better way of plotting this? 
... 
[plotting] [graphics] [code-review]
 

asked by user444 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=84456 Score of 4

answered by andre314 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=5467 Score of 7