This returns a list of terms of the sequence whose limit defines the F-threshold of I, or of f, with respect to J.
This list consists of νIJ(pd)/pd, or νfJ(pd)/pd, for d = 0,...,e.
i1 : R = ZZ/7[x,y]; |
i2 : I = ideal(x^5, y^5); o2 : Ideal of R |
i3 : J = ideal(x^2, y^3); o3 : Ideal of R |
i4 : ftApproximation(2,I,J) 6 48 o4 = {0, -, --} 7 49 o4 : List |
i5 : f = x^3*y^2+x^5*y; |
i6 : ftApproximation(2,f,J) 4 32 o6 = {0, -, --} 7 49 o6 : List |