%% PhS + gh %% Projecteur %% échelle et étendue de l'image 60 setxunit -5 5 setxrange -3 2.5 setyrange %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%% en vrai %%%%%%%%%%%% /ScreenDist 0.1 def /ZoomFactor_x 100 def /ZoomFactor_y 100 def 8 3 3 SetCamPos GetCamPos -1 mulv3d SetCamVec 0 0 1 SetCamUp ComputeCamera rouge %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% définitions des couleurs %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% /coul1 {120 255 div 70 255 div 9 255 div setrgbcolor} def /coul2 {255 255 div 240 255 div 240 255 div setrgbcolor} def %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% tracés %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% tracé du quadrillage 1.5 setlinewidth 17 setfontsize noir continu qplanxy /arrowscale {currentlinewidth dup} def %% Tracé de F^\perp [0 0 0 0 0 3] ligne3d pointilles [0 0 0 0 0 3 neg] ligne3d #latex# $F^\perp$ 0 0 2 [2.5 dup] crtexlabel3d %% Tracé de F continu 3 setlinewidth [-3 -3 0 -3 3 0 3 3 0 3 -3 0 -3 -3 0] ligne3d #latex# $F$ 2.5 2.5 neg 0 [2.5 dup] cctexlabel3d %% Tracé de x et proj(x) /antecedent {1 neg 2 2} def /image {1 neg 2 2 neg} def /origine {0 0 0} def rouge [origine antecedent] (->) ligne3d pointilles [origine image] (->) ligne3d 1.5 setlinewidth pointilles [origine antecedent image milieu3d] ligne3d [antecedent image] ligne3d continu #latex# $x$ origine antecedent milieu3d [2.5 dup] uctexlabel #latex# $s_{F}(x)$ origine image milieu3d [2.5 dup] urtexlabel