7.32.1 Top new questions this week

7.32.1.1 Checking if two line segments intersect
7.32.1.2 ResourceFunction memory leak?
7.32.1.3 Steffensen's Method Implementation in Mathematica
7.32.1.4 Zeta zeros bug in Mathematica 12.0.0.0
7.32.1.5 How to plot a signal (function) on a graph (object of graph theory)
7.32.1.6 Why can't Mathematica solve this definite integral?
7.32.1.7 `VertexColors` seems to blend colours unevenly
7.32.1.1 Checking if two line segments intersect

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=255839

What is the fastest way of checking whether two line segments of the form  Line[{p1,p2}]  intersect at a point? I don't need to know what the point of intersection is,... 
[performance-tuning] [regions] [geometry] [line]
 
asked by sam wolfe https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=64001 10 votes
answered by irchans https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=61437 11 votes
7.32.1.2 ResourceFunction memory leak?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=255739

Bug introduced in 12.3 or earlier and persisting through 12.3.1 or later 
 ResourceFunction  seems to cause a substantial memory leak when called many times. 
e.g. to ... 
[bugs] [memory] [resourcefunction]
 
asked by Trev https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=52996 7 votes
7.32.1.3 Steffensen's Method Implementation in Mathematica

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=255799

This is sort of a math and Mathematica Language question since I do not know which one is going wrong. 
I am trying to implement Steffensen's Method for Nonlinear Systems of Equations and the first ... 
[equation-solving] [nonlinear]
 
asked by Dan https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=81432 7 votes
answered by Henrik Schumacher https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=38178 11 votes
7.32.1.4 Zeta zeros bug in Mathematica 12.0.0.0

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=255780

In Mathematica 12.0.0.0 when I input one of these: 
 Log[2/Im[ZetaZero[127]]] 
 
Log[2/Im[ZetaZero[128]]] 
 
Log[2/Im[ZetaZero[127]]]//N 
 
Log[2/Im[ZetaZero[128]]]//N 
 
... 
[bugs] [evaluation] [special-functions]
 
asked by azerbajdzan https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=53172 7 votes
answered by Chip Hurst https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4346 15 votes
7.32.1.5 How to plot a signal (function) on a graph (object of graph theory)

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=255761

Given a graph of n vertices, it is possible to plot a discrete signal (or function) of n samples on the vertices of the graph, so that one can visualize the features of the signal on the graph (see ... 
[functions] [graphs-and-networks]
 
asked by RIGOBERT FOKAM https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=81871 7 votes
answered by flinty https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=72682 8 votes
7.32.1.6 Why can't Mathematica solve this definite integral?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=256021

I want to solve the integral 
$\int_{p_0}^{p_1}\left(T_0+\Gamma_p(p_0-p)\right)\frac{1}{p}dp$ 
Mathematica can do the indefinite integral immediately: 
... 
[integral-equations]
 
asked by pretzlstyle https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=71602 6 votes
answered by march https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=29734 11 votes
7.32.1.7 `VertexColors` seems to blend colours unevenly

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=255954

 VertexColors  seems to blend colours unevenly, often with a "stripe" between vertices. Compare: 
... 
[functions] [color]
 
asked by martin https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9923 5 votes
answered by martin https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9923 4 votes