Am 01.12.2009 03:03, schrieb mathias legrand: > is there a pstricks package dedicated to 2D-transforms through complex > anlysis > such as what we can see here, for instance : > http://math.fullerton.edu/mathews/c2003/MobiusTranformationMod.html Manuel has some examples: http://voss.homedns.org/MLuque/ManuelLuque3/ Herbert