4.22.3.25 negatedCone

Syntax:

negatedCone( cone c )

Type:

cone

Purpose:

the negated (or negative) of the cone

Example:

LIB"gfanlib.so"; intmat M[2][2]= 1,0, 0,1; cone c=coneViaPoints(M); cone cn=negatedCone(c); cn; ==> AMBIENT_DIM ==> 2 ==> FACETS ==> -1, 0, ==> 0,-1 ==> LINEAR_SPAN ==> ==> print(rays(cn)); ==> -1, 0, ==> 0,-1