gnuplotの使い方 - argent.shinshu-u.ac.jp

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.

5 グラフの出力先 標準ではグラフはそのコンピュータでもっとも普通の出力画面に出力される。これではほかの場

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