International Journal of Mathematics and Mathematical Sciences

International Journal of Mathematics and Mathematical Sciences / 1991 / Article

Research notes | Open Access

Volume 14 |Article ID 845083 | https://doi.org/10.1155/S0161171291001096

Lokenath Debnath, Ram Verma, "On multiparameter spectral theory", International Journal of Mathematics and Mathematical Sciences, vol. 14, Article ID 845083, 2 pages, 1991. https://doi.org/10.1155/S0161171291001096

On multiparameter spectral theory

Received10 Mar 1991

Abstract

A connection between the numerical range of the multipararneter linear system P(λ) and the joint numerical range of the (commuting) separating operator system is given.

Copyright © 1991 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


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