Home Online Manual
Top
Back: fVectorP
Forward: facetWidth
FastBack:
FastForward:
Up: polymake_lib
Top: Singular Manual
Contents: Table of Contents
Index: Index
About: About this document

D.13.4.18 facetVertexLatticeDistances

Procedure from library polymake.lib (see polymake_lib).

Usage:
facetVertexLatticeDistances(p); p polytope

Return:
intmat, encodes the lattice distances between vertices (columns) and facets (rows) of p.

Example:
 
LIB "polymake.lib";
==> Welcome to polymake version
==> Copyright (c) 1997-2015
==> Ewgenij Gawrilow, Michael Joswig (TU Darmstadt)
==> http://www.polymake.org
intmat M[4][3]=
1,2,0,
1,0,1,
1,2,1,
1,0,0;
polytope p = polytopeViaPoints(M);
facetVertexLatticeDistances(p);
==> polymake: used package ppl
==>   The Parma Polyhedra Library (PPL): A C++ library for convex polyhedra
==>   and other numerical abstractions.
==>   http://www.cs.unipr.it/ppl/
==> 
==> 0,1,1,0,
==> 2,2,0,0,
==> 1,0,0,1,
==> 0,0,2,2