Hermitian and Nonnegativity Preserving Subspaces.
PITTSBURGH UNIV PA CENTER FOR MULTIVARIATE ANALYSIS
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The concepts of Hermitian preserving and nonnegativity preserving subspace of complex square matrices are introduced. Characterizations of such subspaces are obtained and applications are discussed. Keywords Hermitian preserving subspace symmetry preserving subspace nonnegativity preserving subspace.
- Theoretical Mathematics