Sensitivity analysis of nonnegative irreducible matrices
β Scribed by S.L. Liu; S.Y. Wang
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 220 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0893-9659
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β¦ Synopsis
We develop a method based on the additive perturbation of a nonnegative irreducible matrix to analyze its sensitivity. Bounds for the norm of the difference between the perturbed right eigenvector and the initial one, and bounds for the difference between the perturbed principal eigenvalue and the initial one are obtained without any additional assumption on the nonnegative irreducible matrix. (~) 1998 Elsevier Science Ltd. All rights reserved.
π SIMILAR VOLUMES
It is known that the max-algebraic powers A r of a nonnegative irreducible matrix are ultimately periodic. This leads to the concept of attraction cone Attr(A, t), by which we mean the solution set of a two-sided system Ξ» t (A)A r β x = A r+t β x, where r is any integer after the periodicity transie
For a nonnegative n Γ n matrix A, we find that there is a polynomial f (x) β R[x] such that f (A) is a positive matrix of rank one if and only if A is irreducible. Furthermore, we show that the lowest degree such polynomial f (x) with trf (A) = n is unique. Thus, generalizing the well-known definiti