scientific article

zbMath0555.46010MaRDI QIDQ3218625

Aurelian Gheondea

Publication date: 1984

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

zbMATH Keywords

Krein spacePontrjagin spacesgeometry of pseudo-regular subspaces

Mathematics Subject Classification ID

Spaces with indefinite inner product (Kre?n spaces, Pontryagin spaces, etc.) (46C20)

Related Items (9)

Normal projections in Krein spaces ⋮ Optimal normal projections in Krein spaces ⋮ The pseudo-regularity of the range of orthogonal projections in Krein spaces ⋮ Linear pencils and quadratic programming problems with a quadratic constraint ⋮ Operator least squares problems and Moore-Penrose inverses in Krein spaces ⋮ \(J\)-self-adjoint projections in Krein spaces ⋮ Orthogonal sums in Kreĭn spaces ⋮ Indefinite least-squares problems and pseudo-regularity ⋮ Regularization of an indefinite abstract interpolation problem with a quadratic constraint

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