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4.23.3.4 coneLink

Syntax:
coneLink( cone c )
Type:
cone
Purpose:
local version of the given cone around the given point of the cone
Example:
 
intmat M[3][3]=
1,0,0,
0,1,0,
0,0,1;
cone c=coneViaPoints(M);
intvec v=1,0,0;
cone cc=coneLink(c,v);
cc;
==> AMBIENT_DIM
==> 3
==> FACETS
==> 0, 0, 1,
==> 0, 1, 0
==> LINEAR_SPAN
==> 
print(rays(cc));
==> 0, 1, 0,
==> 0, 0, 1
intvec w=1,1,1;
cone cd=coneLink(c,w);
cd;
==> AMBIENT_DIM
==> 3
==> FACETS
==> 
print(rays(cd));
==> 

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            User manual for Singular version 3-1-6, Dec 2012, generated by texi2html.