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
-- 0.00020995 seconds elapsed
-- 0.000178701 seconds elapsed
-- 0.000179194 seconds elapsed
-- 0.00011006 seconds elapsed
-- 0.000215362 seconds elapsed
-- 0.000175175 seconds elapsed
-- 0.000096304 seconds elapsed
-- 0.000192258 seconds elapsed
-- 0.000161052 seconds elapsed
-- 0.00018565 seconds elapsed
-- 0.0002013 seconds elapsed
-- 0.000158387 seconds elapsed
-- 0.000097878 seconds elapsed
-- 0.000196039 seconds elapsed
-- 0.000161104 seconds elapsed
-- 0.000091954 seconds elapsed
-- 0.000197203 seconds elapsed
-- 0.000155455 seconds elapsed
-- 0.00009985 seconds elapsed
-- 0.000251794 seconds elapsed
-- 0.000214725 seconds elapsed
-- 0.000091224 seconds elapsed
-- 0.000226339 seconds elapsed
-- 0.000213453 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
|