Sums of projections
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Publication:5906232
DOI10.1016/0024-3795(93)90138-EzbMath0776.15015MaRDI QIDQ5906232
Publication date: 29 August 1993
Published in: Linear Algebra and its Applications (Search for Journal in Brave)
Determinants, permanents, traces, other special matrix functions (15A15) Hermitian, skew-Hermitian, and related matrices (15B57)
Related Items (5)
Each \(n\)-by-\(n\) matrix with \(n>1\) is a sum of 5 coninvolutory matrices ⋮ Decomposition of a scalar matrix into a sum of orthogonal projections ⋮ The sum of two \(\phi_{S}\) orthogonal matrices when \(S^{-T}S\) is normal and \(-1\notin \sigma(S^{-T}S)\) ⋮ Invertibility of linear combinations of two idempotents ⋮ When is a matrix a sum of involutions or tripotents?
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