It worked, thank you.

I don't understand what you mean by:

And you shouldn't have polymake for your lunch it's grown up and not tender any longer.

I have problem with using polymake 3.0 on remote computer on my university which use SLURM queue system. The code I use without any problem on my computer (ubuntu 16.04) doesn't work, i.e. for line like: $x=new Matrix<Rational>(.....) I got the output: polymake: ERROR: "/users/work/mkamon/test....