D Dudick

#Segments or sectors of circles or ellipses #Triangles, lines forming an angle #Letters presenting a special form of writing #Semi-circles, semi-ellipses #Segments or sectors of circles or ellipses, semi-circles or semi-ellipses with dark surfaces or part of surfaces #Several triangles, juxtaposed, joined or intersecting #Triangles with dark surfaces or parts of surfaces #Series of letters presenting different forms of writing #Series of letters in different dimensions #Letters in light-coloured characters on a dark background