# set terminal pngcairo background "#ffffff" enhanced font "times" fontscale 1.0 size 640, 480 # set output 'complex_trig.5.png' unset key set style increment default set view map scale 1 set isosamples 100, 100 set size ratio 1 1,1 set style data lines set xtics norangelimit set xtics ("-π/2" -1.57080, "-π/4" -0.785398, "0" 0.00000, "π/4" 0.785398, "π/2" 1.57080) set ytics norangelimit set ytics ("-π/2" -1.57080, "-π/4" -0.785398, "0" 0.00000, "π/4" 0.785398, "π/2" 1.57080) set cbtics norangelimit set cbtics ("0" -3.14159, "2π" 3.14159) set title "sinh( x + iy )" set urange [ -1.57080 : 1.57080 ] noreverse nowriteback set vrange [ -1.57080 : 1.57080 ] noreverse nowriteback set xrange [ -1.57080 : 1.57080 ] noreverse nowriteback set x2range [ * : * ] noreverse writeback set yrange [ -1.57080 : 1.57080 ] noreverse nowriteback set y2range [ * : * ] noreverse writeback set zrange [ * : * ] noreverse writeback set cblabel "Phase Angle" set cblabel offset character -2, 0, 0 font "" textcolor lt -1 rotate set cbrange [ -3.14159 : 3.14159 ] noreverse nowriteback set rrange [ * : * ] noreverse writeback set palette positive nops_allcF maxcolors 0 gamma 1.5 color model HSV set palette defined ( 0 0 1 1, 1 1 1 1 ) Hue(x,y) = (pi + atan2(-y,-x)) / (2*pi) phase(x,y) = hsv2rgb( Hue(x,y), sqrt(x**2+y**2), 1. ) rp(x,y) = real(f(x,y)) f(x,y) = sinh(x + y*{0,1}) ip(x,y) = imag(f(x,y)) color(x,y) = hsv2rgb( Hue( rp(x,y), ip(x,y) ), abs(f(x,y)), 1. ) save_encoding = "utf8" ## Last datafile plotted: "++" splot '++' using 1:2:(color($1,$2)) with pm3d lc rgb variable