caleytm Messages 2 Reaction score 0 Thread starter Jan 20, 2012 #1 I think its a variation of a cosine function, but i have no idea what Does anybody have any idea? Attachments 407846_10150538101163794_833373793_8786155_797711527_n.jpg 6.2 KB · Views: 391 Last edited: Jan 20, 2012