Title of article :
Rank equalities for idempotent matrices with applications
Author/Authors :
Tian، نويسنده , , Yongge and Styan، نويسنده , , George P.H.، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2006
Abstract :
We show by elementary block matrix operations a variety of rank equalities related to sums of two idempotent matrices, and give various consequences and applications.
Keywords :
Generalized Inverse , Idempotent matrix , Rank equalities , Range equalities , Rank formulas for partitioned matrices , Elementary block matrix operations , Orthogonal projector , Nonsingularity
Journal title :
Journal of Computational and Applied Mathematics
Journal title :
Journal of Computational and Applied Mathematics
