Présentation de 6620.jps

/syracuse/bbgraf/tmp/6620.jpg
%% auteur : Peric -10 10 setxrange -5 7 setyrange 25 setxunit %50 setyunit /quadrillagewidth[.7 .4 .1] def [1 1 .5 .5 .1 .1] {orange} Quadrillage continu 1.2 setlinewidth %0.5 0.5 setsubtkstep traceaxes ticks %marks %tracerepere axesarrow (-5) -5 0 [1.5 dup] dltext (0) 0 0 [1.5 dup] dltext (1) 1 0 [1.5 dup] dltext (5) 5 0 [1.5 dup] dltext (1) 0 1 [1.5 dup] cltext (5) 0 5 [1.5 dup] cltext /A{-7 -2} def /B{-6 0} def /C{-4 2} def /D{-1 1} def /E{0 2} def /F{1 4} def /G{4 6} def /H{6 4} def /I{6.5 2} def /J{7 0} def /K{8 -3} def 1.3 setlinewidth [A .. B .. C .. D{right} .. E .. F .. G{right} .. H .. I .. J .. K] (*-*) draw [A K] points