Suprematism ( Russian : Супремати́зм ) was an art movement , focused on basic geometric forms , such as circles , squares , lines , and rectangles , painted in a limited range of colors .
It focussed on basic geometric forms such as the square and circle .
[ 82 ] [ 185 ] His inaugural lecture as Lucasian Professor of Mathematics was titled : `` Is the end in sight for Theoretical Physics '' and proposed N = 8 Supergravity as the leading theory to solve many of the outstanding problems physicists were studying .