Well, I found it -- the sensitivity analysis is almost blameless! Great work!
> > I've updated the Gusek project
> on SourceForge:
> > http://gusek.sourceforge.net
> > Release 0.2.8 changes:
> > - GLPK updated to 4.41.
> > - Added Java files support (as in native
> > - Added gnuplot files support (testing - thanks
> to Noli
> > Sicad).
> > Gusek provide an open source LP/MILP IDE for Win32,
> > packing a custom version of the SciTE editor linked to
> > GLPK standalone solver (glpsol.exe).
> Hi Luiz, Thanks, this is good stuff, keep up the good work.
> Yesterday we had a LP/MIP computer test and many students
> used lindo, but encountered a lot of problems. At least, the
> cplex lp format would be a good substitute for lindo
> modelling language, let alone the GMPL! The only thing
> missing is sensitivity report -- maybe I haven't found it
> yet. Next year, I would give Gusek a serious consideration
> if the sensivity analysis is there.