i1 : R = QQ[x, y, u, v] / ideal(x * y - u * v) o1 = R o1 : QuotientRing |
i2 : D = divisor({1.2, -3.4, 5.7, -9.8}, {ideal(x, u), ideal(x, v), ideal(y, u), ideal(y, v)}, CoeffType => RR) o2 = 5.7*Div(y, u) + -9.8*Div(y, v) + 1.2*Div(x, u) + -3.4*Div(x, v) of R o2 : RDiv |
i3 : floorDiv( D ) o3 = -10*Div(y, v) + 5*Div(y, u) + -4*Div(x, v) + 1*Div(x, u) of R o3 : WDiv |