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4.23.1.11 ncones

Syntax:
ncones( fan f )
Type:
int
Purpose:
number of cones in f
Example:
 
LIB"gfanlib.so";
fan f=emptyFan(3);
ncones(f);
==> 0
intmat M1[3][3]=
1,0,0,
0,1,0,
0,0,1;
cone c1=coneViaPoints(M1);
insertCone(f,c1);
ncones(f);
==> 8
intmat M2[2][3]=
1,0,0,
0,-1,0;
cone c2=coneViaPoints(M2);
insertCone(f,c2);
ncones(f);
==> 10