M. Tismenetsky
International Journal of Computer Mathematics
We give an inclusion theorem for the eigenvalues of a normal matrix using discs similar to the Gerschgorin discs. This theorem is used to obtain bounds on the eigenvalues of Jordan products, and a variant of Kantorovich's inequality for normal matrices. © 1989.
M. Tismenetsky
International Journal of Computer Mathematics
Harpreet S. Sawhney
IS&T/SPIE Electronic Imaging 1994
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Photomask and Next-Generation Lithography Mask Technology 2004
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International Journal of Modelling, Identification and Control