Extremal ranks of the general Schur complement related to a minimum norm g-inverse with a constraint

zbMath1240.15001MaRDI QIDQ655628

Wei-Feng Wu, Qing-Wen Wang, Ting-Ting Wang

Publication date: 27 January 2012

Published in: Southeast Asian Bulletin of Mathematics (Search for Journal in Brave)

zbMATH Keywords

Schur complementgeneralized inverseminimal rankmaximal rankreal quaternion matrix equations

Mathematics Subject Classification ID

Theory of matrix inversion and generalized inverses (15A09) Matrices over special rings (quaternions, finite fields, etc.) (15B33) Matrix equations and identities (15A24) Vector spaces, linear dependence, rank, lineability (15A03)

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