Deficiency indices of symmetric operators with elliptic boundary conditions

DOI10.1002/cpa.3160230208zbMath0188.40904OpenAlexW2117350703MaRDI QIDQ5582529

J. V. Ralston

Publication date: 1970

Published in: Communications on Pure and Applied Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/cpa.3160230208

zbMATH Keywords

partial differential equations

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