Présentation de normale8.jps

/syracuse/bbgraf/albums/probas/normale8.jpg
-3.5 4 setxrange -.1 .7 setyrange 40 setxunit .3 setxyrapport 10 setfontsize /sigma 1 def /m 0 def /t1 .35 def /t2 1.67 def /f { m sub sigma div dup mul -2 div Exp 1 2 pi mul sqrt sigma mul div mul } def traceaxes axesarrow t1 t2 {f} Hachcourbe t1 xtick t2 xtick t1 dup f point t2 dup f point gsave newpath pointilles [t1 dup f dupp projx] ligne [t2 dup f dupp projx] ligne stroke grestore 1.2 setlinewidth {f} courbe setTimesItalic (O) 0 0 dltext (t) t1 0 dctext setTimes (1) indice setTimesItalic (t) t2 0 dctext setTimes (2) indice /dx_boxit 2 def /dy_boxit 2 def <tex> $P (t_1 \leq T \leq t_2) = \Pi (t_2) - \Pi (t_1)$ </tex> boxit xmax .5 mul ymax .75 mul cctexlabel