Mathematics and art through the strings as with a bird cage and to see one form within another which excited me." The artists Theo van Doesburg and Piet Mondrian founded the De Stijl movement, which they wanted to "establish a visual vocabulary elementary geometrical forms comprehensible by all and adaptable to any discipline". Many of their artworks visibly consist of ruled squares and triangles, sometimes also with circles. De Stijl artists worked in painting, furniture, interior design and architecture. After the breakup of De Stijl, Van Doesburg founded the Avant-garde Art Concret movement, describing his 1929–1930 "Arithmetic Composition", a series of four black
Jan van der Heyden life elements, has been identified as an important influence on this composition. In particular, like in Dou's composition, van der Heyden's still life scene depicts a wide range of objects of an artistic as well as a scientific nature. These objects reference the passion of contemporary scholars for putting together collections of miscellaneous objects. The objects in van der Heyden's "Still Life with Globe, Books, Sculpture, and Other Objects" were apparently selected to evoke the two intellectual attributes of the active and contemplative life. The contemplative life is the life of art, philosophy and theology while the active life is