Got to see an awesome exhibit at the Art Institute of Chicago this week featuring Brazilian artist Hélio Oiticica, and a companion exhibit on post 1950 Latin American art on paper. Several of the images were lovely natural arrays of rectangles... so I had to play in GeoGebra.
To Organize Delirium: http://www.artic.edu/exhibition/h-lio-oiticica-organize-delirium
Abstract Experiments: http://www.artic.edu/exhibition/abstract-experiments
In this one, you can control all the dimensions. In the other they are evenly divided. (See https://www.geogebra.org/m/NJj8mH29)
