Double fugue , by martha boto , 1975 , abstract , Op Art style , Pink, Symmetry
A painting of pink, white, and green lines on a black background.
 an abstract art piece. The background is black. On the left side of the image there are pink and white triangles arranged in a zig zag pattern. The pink triangles are on the left and the white triangles are in the middle. The green triangles on the right side are in a diamond shape and are on a dark green background.