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4.23.3.16 generatorsOfSpan

Syntax:
generatorsOfSpan( cone c )
Type:
bigintmat
Purpose:
generating vectors of the span of the cone
Example:
 
intmat M[3][5]=
1,0,0,0,0,
0,1,0,0,0,
0,0,1,0,0;
cone c=coneViaPoints(M);
bigintmat S=generatorsOfSpan(c);
print(S);
==> -1,  0,  0, 0, 0,
==>  0, -1,  0, 0, 0,
==>  0,  0, -1, 0, 0

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