Physical interpretation and strengthening of M.H. Protter's method for vibrating nonhomogeneous membranes; its analogue for Schrödinger's equation

DOI10.2140/pjm.1961.11.971zbMath0109.43301OpenAlexW2001532638MaRDI QIDQ1131237

Joseph Hersch

Publication date: 1961

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

Full work available at URL: https://doi.org/10.2140/pjm.1961.11.971

zbMATH Keywords

mechanics of solids

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