Orbifolds in the Alhambra. (Spanish: Caleidoscopios en la Alhambra)

Abstract

This is an exposition of the interrelation between orbifolds and crystallographic groups of the plane, focussing especially on patterns that occur in the Alhambra in Granada. This material appears in English in the author's book [Classical tessellations and three-manifolds, Springer, Berlin, 1987;].