Top
Back: relativeInteriorPoint
Forward: setLinearForms
FastBack:
FastForward:
Up: gfan_lib
Top: Singular Manual
Contents: Table of Contents
Index: Index
About: About this document

D.13.2.38 semigroupGenerator

Procedure from library gfan.lib (see gfan_lib).

Usage:
semigroupGenerator(c); c cone

Return:
bigintmat, the generator of Z^n intersected with c modulo Z^n intersected with the lineality space of c

Assume:
dimension(c) == linealityDimension(c)+1

Example:
 
LIB "gfan.lib";
intmat M[3][2]=
1,0,
0,1,
-1,0;
cone c=coneViaPoints(M);
semigroupGenerator(c);
==> 0,1


Top Back: relativeInteriorPoint Forward: setLinearForms FastBack: FastForward: Up: gfan_lib Top: Singular Manual Contents: Table of Contents Index: Index About: About this document
            User manual for Singular version 4.3.2, 2023, generated by texi2html.