Algodoo

Anyone can draw graphs of different functions in this scene. You can use any operators and functions, that are used in Algodoo.
Use variable "t" for time.
How to use:
1. Input your funtions to the right of green fields in "Text" menu in properties
2. Unpause the simulator and watch

TimeToLive - how long any dot can live
Number of dots - their max amount
Accuracy - simulation frequency, uses to make graphs more accurate