Présentation de xlog_a4_gris.jps

/syracuse/var/syracuse/bbgraf/papiers/xlog_a4_gris.png
10 setborder 822 setheight 28.4527 setxunit %% 10 mm -.271 19.271 setxrange %% ces valeurs correspondent a log (0.01) - qquechose et log (100) + qquechose -2.1 2.1 setyrange %% on passe a l'echelle logarithmique /yscale { log } def /yscale-1 { 10 ln mul Exp } def .009 105 setyrange 0 .01 setorigine .4 setgray .7 setlinewidth [.01 .1 1 10 100] {shrule} apply [xmin truncate xmax truncate 5 stepto] {svrule} apply -.1 19.1 setxrange .01 100 setyrange [-2 2 log_seq] {shrule} apply 0 19 setxrange .4 setlinewidth [-2 1 1 stepto] {log_ybande} apply [xmin truncate xmax truncate 1 stepto] {svrule} apply 26 svrule