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Title: Continuous extension of order-preserving homogeneous maps (English)
Author: Burbanks, Andrew D.
Author: Sparrow, Colin T.
Author: Nussbaum, Roger D.
Language: English
Journal: Kybernetika
ISSN: 0023-5954
Volume: 39
Issue: 2
Year: 2003
Pages: [205]-215
Summary lang: English
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Category: math
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Summary: Maps $f$ defined on the interior of the standard non-negative cone $K$ in ${\mathbb{R}}^N$ which are both homogeneous of degree $1$ and order-preserving arise naturally in the study of certain classes of Discrete Event Systems. Such maps are non-expanding in Thompson’s part metric and continuous on the interior of the cone. It follows from more general results presented here that all such maps have a homogeneous order-preserving continuous extension to the whole cone. It follows that the extension must have at least one eigenvector in $K-\lbrace 0\rbrace $. In the case where the cycle time $\chi (f)$ of the original map does not exist, such eigenvectors must lie in $\partial {K}-\lbrace 0\rbrace $. (English)
Keyword: discrete event systems
Keyword: order-preserving homogeneous maps
MSC: 06F05
MSC: 47H07
MSC: 47N70
MSC: 93B27
MSC: 93B28
MSC: 93C65
idZBL: Zbl 1249.93123
idMR: MR1996558
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Date available: 2009-09-24T19:52:52Z
Last updated: 2015-03-23
Stable URL: http://hdl.handle.net/10338.dmlcz/135522
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Reference: [1] Burbanks A. D., Nussbaum R. D., Sparrow C. T.: Extension of order-preserving maps on a cone.Proc. Roy. Soc. Edinburgh Sect. A 133 (2003), 35–59 Zbl 1048.47040, MR 1960046
Reference: [2] Burbanks A. D., Sparrow C. T.: All Monotone Homogeneous Functions (on the Positive Cone) Admit Continuous Extension.Technical Report No. 1999-13, Statistical Laboratory, University of Cambridge 1999
Reference: [3] Crandall M. G., Tartar L.: Some relations between nonexpansive and order preserving mappings.Proc. Amer. Math. Soc. 78 (1980), 385–390 Zbl 0449.47059, MR 0553381, 10.1090/S0002-9939-1980-0553381-X
Reference: [4] Gaubert S., Gunawardena J.: A Nonlinear Hierarchy for Discrete Event Systems.Technical Report No. HPL-BRIMS-98-20, BRIMS, Hewlett–Packard Laboratories, Bristol 1998
Reference: [5] Gunawardena J., Keane M.: On the Existence of Cycle Times for Some Nonexpansive Maps.Technical Report No. HPL-BRIMS-95-003, BRIMS, Hewlett–Packard Laboratories, Bristol 1995
Reference: [6] Nussbaum R. D.: Eigenvectors of Nonlinear Positive Operators and the Linear Krein–Rutman Theorem (Lecture Notes in Mathematics 886).Springer Verlag, Berlin 1981, pp. 309–331 MR 0643014
Reference: [7] Nussbaum R. D.: Finsler structures for the part-metric and Hilbert’s projective metric, and applications to ordinary differential equations.Differential and Integral Equations 7 (1994), 1649–1707 Zbl 0844.58010, MR 1269677
Reference: [8] Riesz F., Sz.-Nagy B.: Functional Analysis.Frederick Ungar Publishing Company, New York 1955 Zbl 0732.47001, MR 0071727
Reference: [9] Thompson A. C.: On certain contraction mappings in a partially ordered vector space.Proc. Amer. Math. Soc. 14 (1963), 438–443 Zbl 0147.34903, MR 0149237
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