Keywords: Complex polylogminus1.jpg 300x300px This is the color function used in the picture above This is the color function used in the picture above function polylogarithm <math> \operatorname Li _ -1 z \sum_ k 1 \infty z k \over k -1 </math> in the complex plane made with mathematica own work 04 10 2007 Jan Homann public domain Rational functions Special functions Complex color plots |