Présentation de 2149.jps

30 setxunit 30 setyunit -10 1 setxrange -1 5 setyrange [1 1 .5 .5 .1 .1] {orange} Quadrillage ticks subticks marks traceaxes axesarrow unites /f {setxvar #rpn# sqrt(-x) } def boxit #tex# $f (x) = \sqrt {-x}$ 2 4 [1.3 dup] cctexlabel #tex# $a=1$ et $x>0$. 6 4 [1.3 dup] cctexlabel setTimes (O) O drtext setTimesItalic (X) xmax 0 dltext (Y) 0 ymax dltext bleu .75 setlinewidth 0 10 {f} Courbe