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D.16.2.3 facetVertexLatticeDistances

Syntax:
Polymake::facetVertexLatticeDistances( polytope p )
Assume:
p bounded
Type:
intmat
Purpose:
intmat, which encodes the lattice distances between vertices (columns) and facets (rows) of p.
Example:
 
  LIB"polymake.lib";
==> Welcome to polymake
==> Copyright (c) 1997-2012
==> 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);
  intmat D = Polymake::facetVertexLatticeDistances(p);
==> polymake: used package cdd
==>   cddlib
==>   Implementation of the double description method of Motzkin et al.
==>   Copyright by Komei Fukuda.
==>   http://www.ifor.math.ethz.ch/~fukuda/cdd_home/cdd.html
==> 
  D;
==> 0,1,0,1,
==> 0,0,2,2,
==> 1,0,1,0,
==> 2,2,0,0 

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