|  |  D.13.2.36 rays Procedure from librarygfan.lib(see  gfan_lib).
 
Example:Usage:
rays(c); c cone
Return:
bigintmat, generators of the rays of c, orthogonal to its lineality space
 |  | LIB "gfan.lib";
intmat M1[2][2]=
1,0,
0,1;
cone c1=coneViaPoints(M1);
bigintmat R1=rays(c1);
print(R1);
==> 1,0,
==> 0,1
intmat M2[3][2]=
1,0,
0,1,
-1,0;
cone c2=coneViaPoints(M2);
bigintmat R2=rays(c2);
print(R2);
==> 0,1
 | 
 
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