We generalise the Carzy (M) upper bound of Laurent & Schapira [LS87] for the characteristic variety of the induced system of a coherent Dx-module M on a hypersurface Y of X to the case where Y is a smooth submanifold of X of arbitrary codimension.
Cite this article
Carlos Menezes, An Upper Bound for the Characteristic Variety of an Induced <i>D</i>-Module. Publ. Res. Inst. Math. Sci. 33 (1997), no. 5, pp. 751–764