Btukfyl

documentclass[border=15pt]{standalone}

usepackage{asymptote}



begin{document}



begin{asy}

import graph3;

import grid3;

import palette;



currentprojection=orthographic(0.8,1,1);



size(400,300,IgnoreAspect);



defaultrender.merge=true;



real f(pair z) {return cos(2*pi*z.x)*sin(2*pi*z.y);}



surface s=surface(f,(-1/2,-1/2),(1/2,1/2),50,Spline);



draw(s,mean(palette(s.map(zpart),Rainbow())),black);



grid3(XYZgrid);

end{asy}



end{document}

documentclass[border=15pt]{standalone}

usepackage{asymptote}



begin{document}



begin{asy}

import graph3;

import grid3;

import palette;



currentprojection=orthographic(0.8,1,1);



size(400,300,IgnoreAspect);



defaultrender.merge=true;



real f(pair z) {return cos(2*pi*z.x)*sin(2*pi*z.y);}



surface s=surface(f,(-1/2,-1/2),(1/2,1/2),50,Spline);



draw(s,mean(palette(s.map(zpart),Rainbow())),black);



grid3(XYZgrid);

end{asy}



end{document}

documentclass[border=15pt]{standalone}

usepackage{asymptote}



begin{document}



begin{asy}

import graph3;

import grid3;

import palette;



currentprojection=orthographic(0.8,1,1);



size(400,300,IgnoreAspect);



defaultrender.merge=true;



real f(pair z) {return cos(2*pi*z.x)*sin(2*pi*z.y);}



surface s=surface(f,(-1/2,-1/2),(1/2,1/2),50,Spline);



draw(s,mean(palette(s.map(zpart),Rainbow())),black);



grid3(XYZgrid);

end{asy}



end{document}

documentclass[border=15pt]{standalone}

usepackage{asymptote}



begin{document}



begin{asy}

import graph3;

import grid3;

import palette;



currentprojection=orthographic(0.8,1,1);



size(400,300,IgnoreAspect);



defaultrender.merge=true;



real f(pair z) {return cos(2*pi*z.x)*sin(2*pi*z.y);}



surface s=surface(f,(-1/2,-1/2),(1/2,1/2),50,Spline);



draw(s,mean(palette(s.map(zpart),Rainbow())),black);



grid3(XYZgrid);

end{asy}



end{document}

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