EMIS ELibM Electronic Journals PUBLICATIONS DE L'INSTITUT MATHÉMATIQUE (BEOGRAD) (N.S.)
Vol. 54(68), pp. 58--62 (1993)

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On non-quasidiagonal operators, II

S.C. Arora and Shiv Kumar Sahdev

Department of Mathematics, University of Delhi Delhi 110 007, India

Abstract: For any operator $T$ on a Hilbert space, the properties of qd$(T)$, the modulus of quasidiagonality are studied. The notion of extremely non-quasidiagonal operators is introduced and studied.

Classification (MSC2000): 47A66; 47A30

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Electronic fulltext finalized on: 1 Nov 2001. This page was last modified: 16 Nov 2001.

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