11 Nov 2007

Official Asymptote example – RiemannSurfaceRoot

Figure 0183
(Compiled with Asymptote version 2.14svn-r5318)
/* This code comes from The Official Asymptote Gallery */
    
// Riemann surface of z^{1/n}
import graph3;
import palette;

int n=3;

size(200,300,keepAspect=false);
 
currentprojection=orthographic(10,10,30);
currentlight=(10,10,5);
triple f(pair t) {return (t.x*cos(t.y),t.x*sin(t.y),t.x^(1/n)*sin(t.y/n));}
 
surface s=surface(f,(0,0),(1,2pi*n),8,16,Spline);
s.colors(palette(s.map(zpart),Rainbow()));

draw(s,meshpen=black,render(merge=true));

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