Présentation de 1865.jps

/syracuse/bbgraf/tmp/1865.jpg
25 setxunit 7.5 setborder 90 setangle_repere -2 2 setxrange -1 4 setyrange [1 1 .5 .5 .1 .1] {orange} Quadrillage /quadrillagegray 0.4 def 1 setquadrillagexstep 1 setquadrillageystep quadrillage 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow unites /f {setxvar #rpn# Arccos(cosh(x)+2*sinh(x)) } def gsave bleu .75 setlinewidth continu 1.0985 neg 0 {f} Courbe grestore 25 setxunit 7.5 setborder 90 setangle_repere -2 2 setxrange -1 4 setyrange [1 1 .5 .5 .1 .1] {orange} Quadrillage /quadrillagegray 0.4 def 1 setquadrillagexstep 1 setquadrillageystep quadrillage 1 1 settkstep .5 .5 setsubtkstep 2 2 setmkstep ticks subticks marks traceaxes axesarrow unites /f {setxvar #rpn# Arccos(cosh(x)+2*sinh(x)) } def gsave bleu .75 setlinewidth continu 1.0985 neg 0 {f} Courbe grestore setTimes (x) 1.8 0.1 cctext setTimes (y) -0.2 3.8 cctext