Schapira, P. Une introduction à l’étude des systèmes d’équations microdifferentielles. (French) Zbl 0512.58032 Astérisque 89-90, 45-83 (1981). For the entire collection see [Zbl 0481.00013]. Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 58J15 Relations of PDEs on manifolds with hyperfunctions 58J47 Propagation of singularities; initial value problems on manifolds 16W50 Graded rings and modules (associative rings and algebras) Keywords:microdifferential operators; Cauchy problem; division theorems; filtered rings and modules PDF BibTeX XML Cite \textit{P. Schapira}, Astérisque 89--90, 45--83 (1981; Zbl 0512.58032) OpenURL