Feel free to test interference of different trigonometric functions. Klick the balls, then click on a function on right menu. The ball will continue with this new function. Adjust frequency and pen (linewidth). Try combining different functions. Drag the balls to different position after you set a bigger linewidth to see the result just in time. The balls will change color according to its use. "-->" to hide menu. ---> Use shift+green flag click to enable turbo mode <---
I made it after seing many of that kind of simulation like this...i was not able to remix others, just had to write it from scratch. OOOPs ? the text size changed (reported 19.07.2013) -menu coordinates fixed (24.04.2014)