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A note on concavity properties of triangular arrays of numbers

✍ Scribed by David C Kurtz

Book ID
107884741
Publisher
Elsevier Science
Year
1972
Tongue
English
Weight
193 KB
Volume
13
Category
Article
ISSN
0097-3165

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A note on properties of condition number
A note on properties of condition numbers
✍ Clovis C. Gonzaga; Hugo J. Lara πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 English βš– 221 KB

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.