A simple proof and refinement of Wielandt's eigenvalue inequality

Lutz Dümbgen

Statistics & Probability Letters, 1995, vol. 25, issue 2, 113-115

Abstract: Wielandt (1967) proved an eigenvalue inequality for partitioned symmetric matrices, which turned out to be very useful in statistical applications. A simple proof yielding sharp bounds is given.

Keywords: Eigenvalue; inequality; Partitioned; matrix (search for similar items in EconPapers)
Date: 1995
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