set term postscript color set out "repressor1.ps" f(x,K) = xxx set ylabel "dx/dt" set xlabel "x" set xrange [0:2] plot 0,f(x,1) title "K=1" #set xrange [0:10] #set xl "time" #set yl "x(t)" #plot \ #"repressor1.data" u 2:6 notitle #set xr[0:2] #replot