Re: [Help-glpk] Need help on interval planning constraint - Basic Bar and Line Graphs (GNU Plot) in GLPK/MathProg

[Andrew Makhorin]

> I think it would be better to implement basic bar and line graphs
> similar to GNU Plot syntax or better in GLPK/MathProg.

In mathprog models one can redirect printf output to a file (i.e.
printf "foo" >> filename, where filename is a symbolic expression).
This allows writing GNU plot data to files and then drawing graphs.