## Backward parabolic equations.(English)Zbl 0502.35085

Astérisque 89-90, 213-221 (1981).
For the entire collection see [Zbl 0481.00013].

### MSC:

 35S05 Pseudodifferential operators as generalizations of partial differential operators 35K99 Parabolic equations and parabolic systems 35A30 Geometric theory, characteristics, transformations in context of PDEs

Zbl 0289.35001