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June 2009 Trace Formula for Partial Isometry Case
Muneo CHŌ, Tadasi HURUYA
Tokyo J. Math. 32(1): 27-32 (June 2009). DOI: 10.3836/tjm/1249648407

Abstract

Let $T = U|T|$ be the polar decomposition of $T$. For a semi-hyponormal operator $T=U|T|$ with partial isometry $U$, if $|T| - |T^*| \in \mathcal{C}$, then we give the trace formula for the polar decomposition of $T$.

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Muneo CHŌ. Tadasi HURUYA. "Trace Formula for Partial Isometry Case." Tokyo J. Math. 32 (1) 27 - 32, June 2009. https://doi.org/10.3836/tjm/1249648407

Information

Published: June 2009
First available in Project Euclid: 7 August 2009

zbMATH: 1200.47027
MathSciNet: MR2541152
Digital Object Identifier: 10.3836/tjm/1249648407

Subjects:
Primary: 47B20
Secondary: 47A10

Rights: Copyright © 2009 Publication Committee for the Tokyo Journal of Mathematics

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Vol.32 • No. 1 • June 2009
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