scientific article; zbMATH DE number 2118670

zbMath1066.47010MaRDI QIDQ4828118

Matthias Langer, Zoltán Sasvári, Heinz K. Langer

Publication date: 24 November 2004

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

zbMATH Keywords

spectral measurecanonical systemsymmetric operatorspositive definite functionPontryagin spaceHermitian indefinite function

Mathematics Subject Classification ID

Weyl theory and its generalizations for ordinary differential equations (34B20) Linear operator methods in interpolation, moment and extension problems (47A57) Spaces with indefinite inner product (Kre?n spaces, Pontryagin spaces, etc.) (46C20) Positive definite functions in one variable harmonic analysis (42A82) Inverse problems involving ordinary differential equations (34A55)

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