scientific article; zbMATH DE number 7084685

zbMath1438.42068MaRDI QIDQ5224450

Shibashis Karmakar

Publication date: 23 July 2019

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

zbMATH Keywords

Krein spacefusion frame$J$-frame$J$-orthogonal projectionuniformly $J$-definite subspace

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Spaces with indefinite inner product (Kre?n spaces, Pontryagin spaces, etc.) (46C20) General harmonic expansions, frames (42C15)

Related Items (2)

\(J\)-fusion frame operator for Krein spaces ⋮ Continuous frames in Krein spaces

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