Variations généralisées. (French) Zbl 0572.14012

Systèmes différentiels et singularités, Colloq. Luminy/France 1983, Astérisque 130, 237-239 (1985).
[For the entire collection see Zbl 0559.00004.]
Answer to a question by J. L. Verdier in the same volume, p. 210- 217 (1985; see the preceding review).


14F40 de Rham cohomology and algebraic geometry
14F10 Differentials and other special sheaves; D-modules; Bernstein-Sato ideals and polynomials


perverse sheaf