Multiparameter spectral problems and commuting extensions of symmetric operators

DOI10.1007/BF01076500zbMath0862.47002MaRDI QIDQ1896958

A. Yu. Konstantinov

Publication date: 27 September 1995

Published in: Functional Analysis and its Applications (Search for Journal in Brave)

zbMATH Keywords

Hermitian operatoreigenfunction expansionspectral problemright definitebounded selfadjoint operatorformally selfadjoint elliptic differential operatorsoperators of multiplicationproper valueproper vector

Mathematics Subject Classification ID

Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Linear symmetric and selfadjoint operators (unbounded) (47B25) General theory of partial differential operators (47F05) Dilations, extensions, compressions of linear operators (47A20)

Cites Work

• Nonuniform right definiteness
• On multiparameter theory
• Multiparameter eigenvalue problems and expansion theorems
• Solvability of a linear operator system
• Abstract multiparameter theory. I
• A singular multi-parameter eigenvalue problem in second order ordinary differential equations

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