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On a Property of Numbers

โœ Scribed by Booth, J.


Book ID
120128292
Publisher
The Royal Society
Year
1856
Weight
91 KB
Volume
7
Category
Article
ISSN
0365-0855

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The condition numbers described by Stewart, Todd, and others for a matrix A are given by the suprema of the norms of all the oblique projection operators respectively on the image space of AT and the null space of A. This paper shows that these two numbers coincide.