関連ワード:  how to plot in gnuplot    how to plot in gnuplot from file    how to plot graph in gnuplot    how to plot data in gnuplot    how to plot histogram in gnuplot    how to plot points in gnuplot    how to save plot in gnuplot    how to plot 3d in gnuplot    how to plot a function in gnuplot    how to plot multiple graphs in gnuplot