LAUSR

Eigenvalue inequalities for positive block matrices with the inradius of the numerical range

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1 Published in 2022 at "International Journal of Mathematics"

DOI: 10.1142/s0129167x22500094

Abstract: We prove the operator norm inequality, for a positive matrix partitioned into four blocks in [Formula: see text], [Formula: see text] where [Formula: see text] is the diameter of the largest possible disc in the… read more here.

Keywords: formula see; eigenvalue inequalities; see text; numerical range ... See more keywords