First, we show that, over global fields, quadratic post-critically finite (PCF) polynomials are precisely those having an arboreal representation whose image is topologically finitely generated. To ...

Python two-dimensional transient heat equation solver using explicit finite difference scheme. The code is restricted to cartesian rectangular meshes but can be adapted to curvilinear coordinates.

url: "https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.9/latest.js?config=TeX-MML-AM_CHTML" ...

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