-- -*- M2-comint -*- {* hash: 1087884028 *} i1 : W = QQ[x,y,Dx,Dy, WeylAlgebra => {x=>Dx,y=>Dy}] o1 = W o1 : PolynomialRing i2 : M = W^1/(ideal(x*Dx+1, Dy)) o2 = cokernel | xDx+1 Dy | 1 o2 : W-module, quotient of W i3 : f = x^2-y^3 3 2 o3 = - y + x o3 : W i4 : Mf = Dlocalize(M, f) o4 = cokernel | 3xDx+2yDy+15 y3Dy-x2Dy+6y2 | 1 o4 : W-module, quotient of W i5 :