%% auteur : N. CAILLE 0.5 5 setxrange -4 4 setyrange 400 setwidth 250 setheight /A11 {1 0} def /A21 {2 1} def /A22 {2 -1} def /A31 {3 2} def /A32 {3 0} def /A33 {3 -2} def /w1 {4.4 2} def /w2 {4.4 0} def /w3 {4.4 -2} def %%quadrillage 1 setlinewidth A11 A31 (->) line A11 A33 (->) line A21 A31 (->) line A21 A32 (->) line A22 A32 (->) line A22 A33 (->) line $$ p $$ A11 [1.7 1.7] cltexlabel $$ 0 $$ A31 [1.7 1.7] crtexlabel $$ 0 $$ A32 [1.7 1.7] crtexlabel $$ 1.755141 $$ A33 [1.7 1.7] crtexlabel 16 setfontsize setSymbol (w) w1 cctext (1) indice (w) w2 cctext (2) indice (w) w3 cctext (3) indice