gnuplot

Created Saturday 09/06/2007

Examples of using GNUPlot, version 4.0 or later. In these examples, the gnuplot> is the GNUPlot command prompt

Fitting a line

The gnuplotfitting ax+bx2

• gnuplot> f(x)=A*x+(B*x**2)
• gnuplot> fit f(x) 'test2.dat' using 1:2 via A,B
• gnuplot> plot 'test2.dat' , A*x+(B*x**2)

Plot and smooth

Plotting a data file and using bezier smoothing:

gnuplot> plot 'jdbc_n.csv' using 1:2 title "J2SE n", '' using 1:2 smooth bezier title "smooth", A*x+(B*x**2)

Stuart Moorfoot 9 June 2007 foo@bund.com.au