In [3]:
include("plotregion.jl")
WARNING: replacing module PlotRegion
Out[3]:
PlotRegion
In [2]:
A1 = [-2.0 1; 
      -1 2; 
       1 0]
b = [2.0; 7; 3]

A = [A1 eye(3)] # form the problem with slacks.
PlotRegion.plotregion(A,b)