×

zbMATH — the first resource for mathematics

Weak and strong extensions of differential operators. (English) Zbl 0111.29202

PDF BibTeX XML Cite
Full Text: DOI
References:
[1] Friedrichs, Trans. Amer. Math. Soc. 55 pp 132– (1944)
[2] Friedrichs, Comm. Pure Appl. Math. 6 pp 299– (1953)
[3] Hörmander, Math. Ann. 140 pp 124– (1960)
[4] Hörmander, Ark. Mat. 3 pp 501– (1958)
[5] Théorèmes de régularité pour quelques classes d’opérateurs différentiels, Thèse, Lund, 1959.
[6] Thèse d’Hörmander II, Séminaire Bourbaki 135, mai, 1956, 2nd Ed.
This reference list is based on information provided by the publisher or from digital mathematics libraries. Its items are heuristically matched to zbMATH identifiers and may contain data conversion errors. It attempts to reflect the references listed in the original paper as accurately as possible without claiming the completeness or perfect precision of the matching.