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Relative residual bounds for indefinite Hermitian matrices

✍ Scribed by Ninoslav Truhar; Ivan Slapničar


Book ID
108198660
Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
131 KB
Volume
417
Category
Article
ISSN
0024-3795

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Relative perturbation bound for invarian
✍ Ninoslav Truhar; Ivan Slapničar 📂 Article 📅 1999 🏛 Elsevier Science 🌐 English ⚖ 116 KB

We give a bound for the perturbations of invariant subspaces of graded indefinite Hermitian matrix H = D \* AD which is perturbed into H + δH = D \* (A + δA)D. Such relative perturbations include an important case where H is given with an element-wise relative error. Application of our bounds requir