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Welcome to polymake version 3.1
[...]
Application polytope currently uses following third-party software packages:
4ti2, bliss, cdd, latte, libnormaliz, lrs, permlib, ppl, singular, sketch, sympol, threejs, tikz, tosimplex
polytope > $p = new Polytope(VERTICES=>[], LINEALITY_SPACE=>[], AFFINE_HULL=>[[-1, 0, 0]], FACETS=>[]);
polytope > print $p->COMBINATORIAL_DIM;
1
polytope > print $p->DIM;
1
polytope > print $p->VERTICES;
polytope > print $p->LINEALITY_SPACE;
polytope > print $p->FACETS;
polytope > print $p->AFFINE_HULL;
-1 0 0
Context: This is from a doctest in a polyhedral computation backend for SageMath using polymake (https://trac.sagemath.org/ticket/22683), based on Simon King's pexpect interface to polymake (https://trac.sagemath.org/ticket/22452).
I built polymake from the minimal tarball, within Sage.