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zbMath1199.47192MaRDI QIDQ3653810

Aiping Wang, Jiong Sun, Anton Zettl

Publication date: 29 December 2009

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

eigenvalues differential operators matrix equation characterization of domains selfadjoint domains

Mathematics Subject Classification ID

Matrix equations and identities (15A24) Eigenvalues, singular values, and eigenvectors (15A18) General theory of ordinary differential operators (47E05)

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NEW CANONICAL FORMS OF SELF-ADJOINT BOUNDARY CONDITIONS FOR REGULAR DIFFERENTIAL OPERATORS OF ORDER FOUR

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