Triple Variational Principles for Eigenvalues of Self-Adjoint Operators and Operator Functions

DOI10.1137/S0036141001387744zbMath1026.47011OpenAlexW2073078389MaRDI QIDQ4785731

David Eschwé, Heinz K. Langer

Publication date: 5 January 2003

Published in: SIAM Journal on Mathematical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/s0036141001387744

zbMATH Keywords

variational principlediscrete eigenvaluesessential spectrumself-adjoint operatorsoperator pencil

Mathematics Subject Classification ID

Related Items (4)

Estimates of the discrete spectrum of a linear operator pencil ⋮ Spectrum of definite type of self-adjoint operators in Krein spaces ⋮ Triple variational principles for self-adjoint operator functions ⋮ On a minimax principle in spectral gaps

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