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Publication:3700276
zbMath0578.46019MaRDI QIDQ3700276
Publication date: 1984
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
unitary operatorFredholm indexangle operatorsmaximal positive subspaces of a Krein spacepermanently incomplete
(Semi-) Fredholm operators; index theories (47A53) Spaces with indefinite inner product (Kre?n spaces, Pontryagin spaces, etc.) (46C20) Linear operators on spaces with an indefinite metric (47B50)
Related Items (3)
Index formulae for subspaces of Krein spaces ⋮ An extension problem for H-unitary matrices with applications to Hermitian Toeplitz matrices ⋮ Orbits of the generalized symplectic group and facial equivalences
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