gnuplotの使い方 - argent.shinshu-u.ac.jp

1 gnuplot . gnuplot .. 1 . gnuplot . exit . 2 . 10 . 10 .. 2 .. plot x plot sin(x). plot [-20:20] sin(x). plot [-20:20][ :1] sin(x), x, cos(x). + - * / ** 5 ** plot 2**x y = 2x sin(x) cos(x) exp(x) ex . abs(x) . log(x) . log10(x) gamma(x). pi . 3 .. splot x**2 + y**2. splot [-1:1] sqrt( x**2 + y**2 ). splot [-5:5][10:15] sqrt( x**2 + y**2 ). splot [][][-5:5] sqrt( x**2 + y**2 ). splot [-pi:pi][-1:1][-5:5] sin(x*y) / cos(x**2). 3 .. 1. 2 .. # # 2d plotting sample 8. " ". 7. 6. 5. 4. 3. 2. 1. 0 2 4 6 8 10 12 14 16 18 20. # . x 1, 2, 3, .. gnuplot . plot " ". 2 . x y . 7. " ". 6. 5. 4. 3. 2. 1. 2. 0. 1 2 3 4 5 6 7 8 9. (x, y) .. 3 . 3 x, y, z 3 2 z . (x, y, z) 2 z . x y 2 2 .. 3 .. 2 3 x y z 1 . " ". 4. 3. 2. splot " " with lines 3. 1. 2. 2 3 1.. x, y z . x . x = 1 x = 2 y 1 y = 1. y = 2 .. x y z .. 3. plot " " using 3:1. using x, y, z splot . 1 .. 2 3 . plot " " using 4:($2*$3).. gnuplot pwd . pwd cd . cd 'C:Y. =Documents and SettingsY. =FOOY. =My DocumentsY.

2 =data'. Y. = / . Unix / . cd "C:/Documents and Settings/FOO/My Documents/data". / . 4 .. test .. -1. 0. Terminal Test 1. 2. lines 3. 4. 5. 6. 7. points left justified 8. 9. 10. centre+d text 11. rotated ce+ntred text right justified 12. linepoints 12345678901234567890. 13. 14. 15. 16. 17. 18. dots 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. plot splot with 30. 31. 32. test tics .. with .. test .. Windows . plot " " with lines 2 6. 4. 5 .. windows Windows Windows . gif GIF . png PNG . postscript PostScript . latex LATEX picture . eepic LATEX eepic . tpic LATEX tpic . x11 X-Window Unix . aqua MacOSX Macintosh .. set output " ". GIF PNG. EPS foo sample . report . gnuplot . set output . report .png PNG . set terminal png set output " ". plot " " with lines set output set terminal x11 aqua, windows . 5.. MacOSX . aqua x11 x11 . Postscript . TEX PDF . EPS Encapsupated PostScript . PDF EPS 1 . set terminal postscript eps enhanced color solid "Times-Roman" 10.

3 Enhanced . enhanced PostScript noenhanced . color monochrome . solid dashed . font-name PostScript Helvetica . font-size 10 . Times-Roman Helvetica Courier .. dashlength . linewidth EPS 5 . TEX . TEX EPS . EPS TEX .. set terminal latex TEX set terminal eepic . LATEX Y =usepackage{eepic} Tpic . dviout eepic . set terminal tpic Tpic .. PNG GIF . PNG GIF WEB .. PNG GIF . 1 PDF PostScript . EPS PostScript . 6. BMP . GIF .. set terminal gif set terminal png 6 . 2 x y 3 x, y, z .. plot [x-min:x-max][y-min :y-max] .. plot splot .. set xrange [x-min:x-max]. set yrange [y-min:y-max]. set zrange [z-min:z-max]. set x2range [x2-min:x2-max]. set y2range [y2-min:y2-max]. x2 y2 .. set xrange [0:1] reverse reverse x .. plot . set autoscale set autoscale x x x y z x2 y xy . x y z x . x .. set xtics start, incr, end start incr end . set xtics -10, 1, 10 10 1 10 . x y x2 y2 .. 7. set xtics nomirror x2 x set x2tics mirror .. set xtics (0, 1, 2, 4, 8).. set xtics ("min" 0, "center" 4, "max" 8).

4 Y .. set xtics axis set xtics border . y 90.. set xtics rotate . axis mirror rotate 1 set xtics .. set tics in set tics out xtics . set noxtics gnuplot unset xtics . set xtics .. set mxtics number number 10 set nomxtics gnuplot unset mxtics .. set ticscale size m-size size m-size .. set xlabel "LABEL". 8. 2 x y 3 . x y z . set xlabel "LABEL" r-shift, t-shift r-shift t-shift .. x y = 0 . set xzeroaxis set zeroaxis x y 2 . set noxzeroaxis gnuplot unset xzero axis .. set noborder gnuplot unset border set border .. 2 . set border 3.. set grid . set grid mxtics x set grid xtics mxtics . 7 . plot splot .. plot splot . 9.. plot title . plot expression title "LABEL". expression LABEL .. set key place place . left . right . outside . top . bottom . below . (x,y) (x, y). set key top right (x,y) (x, y). 3 (x,y,z) .. set key reverse . 4 8 .. set key samplen 8.. 1 0 2 .. 10. set key spacing 2.. set key box linetype 1 linewidth 3. linetype 1 linewidth 1 . test.

5 Set nokey . gnuplot unset key . 8 .. set title "TITLE" r-shift, t-shift TITLE . Y. =n r-shift t-shift .. set size square x y . set size ratio y /x .. 100 .. set samples 200. 11.. set logscale x x xy x2 . set logscale x 10 .. 2 x 3 x, y .. set parametric x, y 3 z . 2 t 3 u, v . plot cos(t), sin(t).. splot cos(u)*cos(v), cos(u)*sin(v), sin(u).. set contour base 3 x-y base surface . both . set nosurface .. gnuplot 4 . set pm3d x-y .. set pm3d at b b t s . bs . 12.. 3 2 .. set hidden3d . 9 .. help . help splot .. "" .. gnuplot .. load "script-file".. load " " "arg0" "arg1".. $0, $1, .. 10 . gnuplot . save set "save-name". set var . function . plot . 13.. reset .. print 2*3 print log10(3) .. Windows .. Windows . Windows . bin .. ~foo/gp- .. ~foo/gp-jman/data/wgp- . 2 . bin .. Options Choose font Terminal . 14 Options Update .. gnuplot 2 2004 . 14.