Solutions of fixed sign of higher-order inhomogeneous equations of mixed elliptic-hyperbolic type

DOI10.1134/S0001434616090121zbMath1356.35147OpenAlexW2533605239MaRDI QIDQ509144

K. B. Sabitov

Publication date: 9 February 2017

Published in: Mathematical Notes (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s0001434616090121

zbMATH Keywords

polyharmonic equationLavrent'ev-Bitsadze operator

Mathematics Subject Classification ID

Oscillation, zeros of solutions, mean value theorems, etc. in context of PDEs (35B05) Boundary value problems for PDEs of mixed type (35M12)

Cites Work

• A maximum principle for biharmonic functions in Lipschitz and \(C^ 1\) domains
• Maximum principles for the polyharmonic equation on Lipschitz domains
• Maximum theorems for solutions of higher order elliptic equations
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