Mathematics and art while the De Stijl movement led by Theo van Doesburg and Piet Mondrian explicitly embraced geometrical forms. Mathematics has inspired textile arts such as quilting, knitting, cross-stitch, crochet, embroidery, weaving, Turkish and other carpet-making, as well as kilim. In Islamic art, symmetries are evident in forms as varied as Persian girih and Moroccan zellige tilework, Mughal jali pierced stone screens, and widespread muqarnas vaulting. Mathematics has directly influenced art with conceptual tools such as linear perspective, the analysis of symmetry, and mathematical objects such as polyhedra and the Möbius strip. Magnus Wenninger creates colourful stellated polyhedra, originally as models for
Gerard van der Lem Gerard van der Lem Gerard van der Lem (born November 15, 1952) is a retired football winger from the Netherlands, who made his professional debut for FC Amsterdam on August 12, 1973 against PSV Eindhoven. He later played for Roda JC, Feyenoord Rotterdam, Sparta Rotterdam and FC Utrecht. After his professional playing career Gerard Van der Lem started his coaching career as assistant coach to world-famous coaches like Piet de Visser, Dick Advocaat and Louis van Gaal. In his first engagement at FC Alkmaar (AZS) he was responsible coach for the amateur teams (and became Holland Champion in 1985) as