On Maximal First Order Partial Differential Operators

DOI10.2307/2372877zbMath0104.32201OpenAlexW2313074542MaRDI QIDQ3289253

Heinz-Otto Cordes

Publication date: 1960

Published in: American Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2372877

zbMATH Keywords

partial differential equations

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