7 lblPreambule := "\usepackage[frenchb]{babel}" &
8 "\usepackage[garamond]{mathdesign}" &
9 "\usepackage{amsmath}";
17 vardef f(expr t) = sin(2*t+Pi/3) enddef;
18 vardef g(expr t) = sin(3*t) enddef;
20 def avecCrayon(expr t,c) = withpen pencircle scaled t withcolor c enddef;
30 Graduations; Unites(1);
32 drawoptions(withcolor LightSlateGrey);
33 trace ((-1,-1)--(-1,1)--(1,1)--(1,-1)--cycle);
34 trace ((-1,-1)--(1,1));
36 trace Cercle(origine,1);
37 trace ((-1,0.5)--(1,0.5));
38 trace ((-1,-0.5)--(1,-0.5));
39 trace ((0.5,-1)--(0.5,1));
40 trace ((-0.5,-1)--(-0.5,1));
41 trace ((-1,sqrt(3)/2)--(1,sqrt(3)/2));
42 trace ((-1,-sqrt(3)/2)--(1,-sqrt(3)/2));
43 trace ((sqrt(3)/2,-1)--(sqrt(3)/2,1));
44 trace ((-sqrt(3)/2,-1)--(-sqrt(3)/2,1));
46 trace Courbe(f,g,0,2*Pi,500) avecCrayon(1.5,Orchid);