On certain oscillatory properties for solutions of an equation with a biharmonic leading part

DOI10.4064/AP-30-3-225-228zbMath0306.35011OpenAlexW1023088158MaRDI QIDQ4063852

Zdzislaw Frydrych

Publication date: 1975

Published in: Annales Polonici Mathematici (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4064/ap-30-3-225-228

Mathematics Subject Classification ID

Oscillation, zeros of solutions, mean value theorems, etc. in context of PDEs (35B05) Biharmonic and polyharmonic equations and functions in higher dimensions (31B30) Higher-order elliptic equations (35J30)

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Conditions for the oscillation of solutions of a class of elliptic equations of high orders with constant coefficients

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