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
-- 0.000156441 seconds elapsed
-- 0.000147121 seconds elapsed
-- 0.000172561 seconds elapsed
-- 0.000083641 seconds elapsed
-- 0.000161881 seconds elapsed
-- 0.000146481 seconds elapsed
-- 0.000082601 seconds elapsed
-- 0.000151521 seconds elapsed
-- 0.000141121 seconds elapsed
-- 0.000152001 seconds elapsed
-- 0.000145241 seconds elapsed
-- 0.000136921 seconds elapsed
-- 0.000086281 seconds elapsed
-- 0.000198601 seconds elapsed
-- 0.000152081 seconds elapsed
-- 0.00008252 seconds elapsed
-- 0.000160122 seconds elapsed
-- 0.000142401 seconds elapsed
-- 0.00008488 seconds elapsed
-- 0.000220042 seconds elapsed
-- 0.000184522 seconds elapsed
-- 0.000080161 seconds elapsed
-- 0.000213882 seconds elapsed
-- 0.000188441 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
|