Japanese dark, light. A notan painting is a small, quickly executed monochrome painting that consists of simple shapes in a number of flat values.
positive and negative space
barry john raybould:
mass notan: rough plan of disrribution of light and dark shapes. 7 or less shapes.
contour notan: detailed exploration of exact contour of light and dark shapes
limited value study: quick painting in 3,4 or 5 values.
shape simplification. Merge shapes that have similar values into larger shapes of one