#### D.16.2.18 isNormal

`Syntax:`
  `Polymake::isNormal(` polytope p `)`
`Type:`
  int
`Purpose:`
  1 if the projective toric variety defined by p is projectively normal, 0 otherwise.
`Example:`

        LIB"polymake.lib";
      ==> Welcome to polymake
      ==> Copyright (c) 1997-2012
      ==> Ewgenij Gawrilow, Michael Joswig (TU Darmstadt)
      ==> http://www.polymake.org
        intmat M[6][4]=1,1,1,2, 1,-1,-1,-2, 1,1,0,0, 1,-1,0,0, 1,0,1,0, 1,0,-1,0;
        polytope p = polytopeViaPoints(M);
        Polymake::isNormal(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
      ==>
      ==> sh: -q: Ungültige Option
      ==> Benutzung:	sh [Lange GNU Option] [Option] ...
      ==> 		sh [Lange GNU Option] [Option] Script-Datei ...
      ==> Lange GNU Optionen:
      ==> 	--debug
      ==> 	--debugger
      ==> 	--dump-po-strings
      ==> 	--dump-strings
      ==> 	--help
      ==> 	--init-file
      ==> 	--login
      ==> 	--noediting
      ==> 	--noprofile
      ==> 	--norc
      ==> 	--posix
      ==> 	--rcfile
      ==> 	--restricted
      ==> 	--verbose
      ==> 	--version
      ==> Shell-Optionen:
      ==> 	-ilrsD oder -c Kommando	oder -O shopt_option            (Nur Aufruf)
      ==> 	-abefhkmnptuvxBCHP oder Option -o
      ==> polymake:  WARNING: rule _4ti2.hilbert, _4ti2.integer_points: HILBERT_BAS\
         IS_GENERATORS : CONE_AMBIENT_DIM , FACETS | INEQUALITIES failed: couldn't\
          run 4ti2:  -q /tmp/poly22684Taaaa0001
      ==> polymake: used package libnormaliz
      ==>   Normaliz is a tool for computations in affine monoids, vector configura\
         tions, lattice polytopes, and rational cones.
      ==>   Copyright by Winfried Bruns, Bogdan Ichim, Christof Soeger.
      ==>   http://www.math.uos.de/normaliz/
      ==>
      ==> 0

User manual for Singular version 4-0-3, 2016, generated by texi2html.