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
-- 0.000104387 seconds elapsed
-- 0.000118081 seconds elapsed
-- 0.000092746 seconds elapsed
-- 0.000054949 seconds elapsed
-- 0.000107285 seconds elapsed
-- 0.000085766 seconds elapsed
-- 0.000055734 seconds elapsed
-- 0.000103251 seconds elapsed
-- 0.000087526 seconds elapsed
-- 0.00010118 seconds elapsed
-- 0.000097042 seconds elapsed
-- 0.000089377 seconds elapsed
-- 0.000050812 seconds elapsed
-- 0.000111013 seconds elapsed
-- 0.000082955 seconds elapsed
-- 0.000057442 seconds elapsed
-- 0.000111569 seconds elapsed
-- 0.000081288 seconds elapsed
-- 0.000058068 seconds elapsed
-- 0.000134315 seconds elapsed
-- 0.00013474 seconds elapsed
-- 0.000043123 seconds elapsed
-- 0.000123187 seconds elapsed
-- 0.000122551 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
|