8 x 8: A Chess-Sonata in 8 Movements is an American experimental film directed by Hans Richter, Marcel Duchamp, and Jean Cocteau. Described by Richter as "part Freud, part Lewis Carroll" and ...

The gist of Dadaism was the "gratuitous act," and the most gratuitous Dadaist act of all was Marcel Duchamp's invention of the readymade. One can regard them as experiments in art, or mock works of ...