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JOURNALS // Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki // Archive
Zh. Vychisl. Mat. Mat. Fiz., 1979 Volume 19, Number 1, Pages 129–142 (Mi zvmmf5396)
This article is cited in 2 papers

A strong extremum principle for weakly elliptically connected second-order operators

L. I. Kamynin, B. N. Khimchenko

Moskva

Abstract: A strong extremum principle is proved for weakly elliptically connected 2nd-order operators; it is an extension of Aleksandrov's isotropic extremum principle for elliptically connected 2nd-operators.

UDC: 517.956.2

MSC: Primary 35B50; Secondary 35J15

Received: 29.11.1977
Revised: 20.02.1978


 English version: USSR Computational Mathematics and Mathematical Physics, 1979, 19:1, 133–147

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