4 figureespace(-20u,-20u,20u,20u);
5 Initialisation(1500,60,20,30);
8 outcolor:=0.5[jaune,blanc];
9 incolor:=0.5[violet,blanc];
10 ObjetTube1("(2*(1+cos(t)),2*tan(t/2),2*sin(t))","(-2*sin(t),2/((cos(t/2))**2),2*cos(t))",1,-2.7468,71,0.0763);
14 figureespace(-20u,-20u,20u,20u);
15 Initialisation(1500,60,20,30);
18 outcolor:=0.5[jaune,blanc];
19 incolor:=0.5[violet,blanc];
21 ObjetTube1("(2*(1+cos(t)),2*tan(t/2),2*sin(t))","(-2*sin(t),2/((cos(t/2))**2),2*cos(t))",1,-2.7468,71,0.0763);