After the early 2000s series by Bridget Riley.[br][br]The n divides the shortest dimension into the number of circles, p determines the probability that a circle will be in any particular location, and s determines whether the circles can overlap.[br][br]See [url=https://mathhombre.tumblr.com/post/718923612631040002/nobrashfestivity-bridget-riley-composition]more of the series[/url].