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D.13.2.56 dualPolytope

Procedure from library gfan.lib (see gfan_lib).

Usage:
dualPolytope(p); p polytope

Return:
polytope, the dual of p

Example:
 
LIB "gfan.lib";
intmat M[4][2]=
0,0,
1,0,
0,1,
1,1;
polytope p=polytopeViaPoints(M);
dualPolytope(p);
==> AMBIENT_DIM
==> 1
==> INEQUALITIES
==> 0,1,
==> 1,0
==> EQUATIONS
==> 
==>

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