steps gnuplot demo

#This file will serve as the datafile used in demonstrating the 
#"plot with steps" option.   Here is a gnuplot input file
#which uses "plot with steps", inverse error function, normal
#distribution function, and the inverse normal distribution
#function.
set title "Compare steps, fsteps and histeps"
plot [0:12][0:13] "steps.dat" notitle with points,  \
 "steps.dat" title 'steps' with steps, \
 'steps.dat' title 'fsteps' with fsteps, \
 'steps.dat' title 'histeps' with histeps

set title "Normal Distribution Function"
plot [-3:3][0:1] norm(x)

set title "Inverse Error Function"
plot [-1:1] inverf(x)

set title "Inverse Normal Distribution Function"
plot [0:1] invnorm(x)

set title ""