Présentation de graph_006a.jps

/syracuse/bbgraf/albums/geometrie_2nd/graph_006a.jpg
-4 4 setxrange -1 5 setyrange .5 .5 setquadrillagestep 35 setxunit /A {-1.5 0} def /U {-3 1} def /u {1 1.5} def /V {0 3} def /v {1.5 0} def /W {0 2} def /w {-1 -1} def U u addv /U' defpoint V v addv /V' defpoint W w addv /W' defpoint quadrillage [A] points setTimesItalic (A) A dltext 1.5 setlinewidth [U V W] points U U' (->) line V V' (->) line W W' (->) line <tex> $\vec u$ </tex> U U' milieu [1.2 dup] ultexlabel <tex> $\vec v$ </tex> V V' milieu [1.2 dup] uctexlabel <tex> $\vec w$ </tex> W W' milieu [1.2 dup] ultexlabel