Minimal projections onto subspaces generated by sign-matrices
DOI10.1016/J.JAT.2024.106084zbMATH Open1548.41034MaRDI QIDQ6632944
Beata Derȩgowska, Grzegorz Lewicki, Barbara Lewandowska
Publication date: 5 November 2024
Published in: Journal of Approximation Theory (Search for Journal in Brave)
Geometry and structure of normed linear spaces (46B20) Inequalities involving eigenvalues and eigenvectors (15A42) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) General harmonic expansions, frames (42C15) Best constants in approximation theory (41A44)
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