P.P. , by tess jaray , 1991 , abstract , Op Art style , Pattern, Line, Rectangle
A green and white geometric pattern on a white background.
 an abstract geometric pattern. The pattern is composed of many intersecting zig zag lines. The lines are light green in color. There are two square shapes in the middle of the pattern. At the bottom of the image, there is some text in black ink.  on a white paper.