International Journal of Mathematics and Mathematical Sciences
Volume 4 (1981), Issue 2, Pages 411-412
doi:10.1155/S0161171281000276
A simple characterization of the trace-class of operators
Parfeny P. Saworotnow
Department of Mathematics, Catholic University of America, Washington, D.C., USA
Abstract
The trace-class (τc) of operators on a Hilbert space is characterized in terms of existence of certain centralizers.