the herewith used iteration principle consists of a circles or rectangle within a X Y axis grid, which are devided in number,
size and applied with a certain color map and another on/off state. each repetition of the process results in one iteration, which is used as the starting point for the next iteration. between 6 upto 9 levels are recorded.
different keyboard input values are used for a layered image build up.
(made with processing)
iteration circle 1 (ring)
iteration circle 1 (stroke)