license: This image is a derivative work of the following images: File:Sin.svg licensed with PD-self 2007-07-05T12:20:22Z Ysae 1122x765 (183426 Bytes) Fixed
w] = small_diffeo(x, y, epsilon); A1=epsilon*(cos(pi*x)+1)*(cos(pi*y)+1)/4.0; A2=epsilon*cos(pi*x/2)*cos(pi*y/2); A = (A1+A2)/2; z = x +(-y)*A; w = y +(
times. A similar curve is x = t + cos ( 14 t ) t , y = t + sin ( 14 t ) t , t > 0 {\displaystyle x=t+{\frac {\cos(14t)}{\sqrt {t}}},y=t+{\frac {\sin(14t)}{\sqrt