ŘEHÁK, Pavel and Jiří VÍTOVEC. Regular variation on measure chains. Nonlinear Analysis, Theory, Methods & Applications. Elsevier Science Ltd., vol. 72, No 1, p. 439-448. ISSN 0362-546X. doi:10.1016/j.na.2009.06.078. 2010.
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Basic information
Original name Regular variation on measure chains
Name in Czech Regulární variace na měřitelných řetězcích
Authors ŘEHÁK, Pavel (203 Czech Republic, guarantor) and Jiří VÍTOVEC (203 Czech Republic, belonging to the institution).
Edition Nonlinear Analysis, Theory, Methods & Applications, Elsevier Science Ltd. 2010, 0362-546X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10101 Pure mathematics
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 1.279
RIV identification code RIV/00216224:14310/10:00049385
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/j.na.2009.06.078
UT WoS 000272573900041
Keywords (in Czech) regulárně se měnící funkce; time scales; věta o vnoření; věta o reprezentaci; lineární dynamická rovnice
Keywords in English Regularly varying function; Regularly varying sequence; Measure chain; Time scale; Embedding theorem; Representation theorem; Second order dynamic equation; Asymptotic properties
Tags AKb
Tags International impact, Reviewed
Changed by Changed by: prof. Mgr. Pavel Řehák, Ph.D., učo 18097. Changed: 23/10/2012 10:50.
Abstract
In this paper we show how the recently introduced concept of regular variation on time scales (or measure chains) is related to a Karamata type definition. We also present characterization theorems and an embedding theorem for regularly varying functions defined on suitable subsets of reals. We demonstrate that for a reasonable theory of regular variation on time scales, certain additional condition on a graininess is needed, which cannot be omitted. We establish a number of elementary properties of regularly varying functions. As an application, we study the asymptotic properties of solution to second order dynamic equations.
Abstract (in Czech)
Ukazujeme souvislosti mezi nedávno zavedenou definicí regulární variace pomocí delta derivace a definicí Karamatova typu. Je dokázána věta o vnoření a reprezentaci. Je ukázáno, že pro rozumnou teorii je potřeba dodatečného předpokladu na zrnitost. Jsou odvozeny různé vlastnosti regulárně se měnících funkcí. Teorie je aplikována při popisu asymptotických vlastností řešení dynamických rovnic druhého řádu.
Links
GA201/07/0145, research and development projectName: Diferenční rovnice a dynamické rovnice na ,,time scales'' II
Investor: Czech Science Foundation, Difference equations and dynamic equations on time scales II
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