On the minimum gap and the angle between two subspaces

DOI10.1016/j.cam.2006.08.010zbMath1122.46013OpenAlexW2081926569MaRDI QIDQ2370675

Chun-Yuan Deng

Publication date: 29 June 2007

Published in: Journal of Computational and Applied Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.cam.2006.08.010

zbMATH Keywords

positive operatorangle between two subspacesminimum gap between two subspaces

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Hilbert subspaces (= operator ranges); complementation (Aronszajn, de Branges, etc.) (46C07)

Related Items (2)

On the index of Fredholm pairs of idempotents ⋮ On the angle and the minimal angle between subspaces

Cites Work

• Unnamed Item
• Subspace gaps and range-kernel orthogonality of an elementary operator
• Characterization of the closedness of the sum of two shift-invariant spaces
• On operator ranges
• The infimum cosine angle between two finitely generated shift-invariant spaces and its applica\-tions
• Oblique projections, biorthogonal Riesz bases and multiwavelets in Hilbert spaces
• A new characterization of gaps between two subspaces
• Two Subspaces

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