• Application : cugl::Display
• AudioEngine : cugl::AudioQueue
• cugl::AudioDevices : cugl::audio::AudioInput , cugl::audio::AudioOutput
• operator% : cugl::Polynomial
• operator* : cugl::Poly2 , cugl::Polynomial , cugl::Rect
• operator+ : cugl::Polynomial , cugl::Rect
• operator- : cugl::Polynomial , cugl::Rect
• operator/ : cugl::Polynomial
• operator< : cugl::Polynomial
• operator<< : cugl::physics2::Obstacle
• operator<= : cugl::Polynomial
• operator> : cugl::Polynomial
• operator>= : cugl::Polynomial