Mathematical Image Example Published February 5, 2009 at 256 × 256 in Mathematical Image Example for Ruby Quiz #191 This image was generated as an example for Ruby Quiz width: 256 height: 256 depth: 3 red: Math.sin(Math::PI * Math.cos(Math::PI * q * p)) green: Math.sin(Math::PI * (Math.sin(Math::PI * q)) ** 3) blue: (Math.cos(Math::PI * Math.cos(Math::PI * q))) ** 3