i1 : R = QQ[x,y];
|
i2 : S = subring {x*y, x^2*y, x^3*y};
|
i3 : gens S
o3 = | xy x2y x3y |
1 3
o3 : Matrix R <--- R
|
i4 : SB = sagbi(S, Limit => 3);
|
i5 : gens SB
o5 = | xy x2y |
1 2
o5 : Matrix R <--- R
|
i6 : isSAGBI S
-- 0.000252891 seconds elapsed
-- 0.000275622 seconds elapsed
-- 0.000246304 seconds elapsed
-- 0.000112755 seconds elapsed
-- 0.000269814 seconds elapsed
-- 0.000237987 seconds elapsed
-- 0.00011532 seconds elapsed
-- 0.000258368 seconds elapsed
-- 0.000238534 seconds elapsed
-- 0.000212888 seconds elapsed
-- 0.00026691 seconds elapsed
-- 0.000234589 seconds elapsed
-- 0.00011516 seconds elapsed
-- 0.000273529 seconds elapsed
-- 0.000234003 seconds elapsed
-- 0.000118437 seconds elapsed
-- 0.000267217 seconds elapsed
-- 0.000238167 seconds elapsed
-- 0.000107647 seconds elapsed
-- 0.000310233 seconds elapsed
-- 0.000341495 seconds elapsed
-- 0.000108224 seconds elapsed
-- 0.00029871 seconds elapsed
-- 0.000347735 seconds elapsed
timing raw subduction
timing raw subduction
timing raw subduction
timing raw subduction
timing raw subduction
timing raw subduction
timing raw subduction
timing raw subduction
o6 = true
|
i7 : isSAGBI SB
o7 = false
|