I wrote a blog post of sorts, spread over several tweets, about plotting functions of a complex variable.

Plot of cosine over a square centered at the origin of the complex plane.

Color = phase.

Height = magnitude.

pic.

twitter.

com/rOT7tAkfM9 — Analysis Fact (@AnalysisFact) February 11, 2020 Here are a couple of the images from the tweet stream.

First Weierstrass’s elliptic function.

And a phase plot for z5.

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