input geometriesyr16; figure(0,0,1u,1u); trace feuillet withcolor gris; pair A,B,C,D,E; A=u*(2/3,0.15); B=u*(1/3,0.85); C-A=u*(-0.03,-0.1); D-C=0.5*(B-A); E=rotation(D,C,25); path cc; cc=C--D--arccercle(D,E,C)--B; trace cc; trace symetrie(cc,A,B); trace arccercle(C,symetrie(C,B,A),B); fin; end