On the asymptotic behaviour of solutions to a linear functional equation

We investigate the asymptotic behaviour at infinity of solutions of the equation \[\varphi (x) = \int_S \varphi (x+M(s))\sigma(d s).\] We show among others that, under some assumptions, any positive solution of the equation which is integrable on a vicinity of infinity or vanishes at \(+\infty\) te...

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Main Author: Dariusz Sokołowski
Format: Article
Language:English
Published: AGH Univeristy of Science and Technology Press 2012-01-01
Series:Opuscula Mathematica
Subjects:
Online Access:http://www.opuscula.agh.edu.pl/vol32/3/art/opuscula_math_3239.pdf
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author Dariusz Sokołowski
author_facet Dariusz Sokołowski
author_sort Dariusz Sokołowski
collection DOAJ
description We investigate the asymptotic behaviour at infinity of solutions of the equation \[\varphi (x) = \int_S \varphi (x+M(s))\sigma(d s).\] We show among others that, under some assumptions, any positive solution of the equation which is integrable on a vicinity of infinity or vanishes at \(+\infty\) tends on some sequence to zero faster than some exponential function, but it does not vanish faster than another such function.
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spelling doaj.art-9fc29b286a014b9a8c282bf726cb15e52022-12-22T01:51:59ZengAGH Univeristy of Science and Technology PressOpuscula Mathematica1232-92742012-01-01323559577http://dx.doi.org/10.7494/OpMath.2012.32.3.5593239On the asymptotic behaviour of solutions to a linear functional equationDariusz Sokołowski0Silesian Universit, Institute of Mathematics, ul. Bankowa 14, 40-007 Katowice, PolandWe investigate the asymptotic behaviour at infinity of solutions of the equation \[\varphi (x) = \int_S \varphi (x+M(s))\sigma(d s).\] We show among others that, under some assumptions, any positive solution of the equation which is integrable on a vicinity of infinity or vanishes at \(+\infty\) tends on some sequence to zero faster than some exponential function, but it does not vanish faster than another such function.http://www.opuscula.agh.edu.pl/vol32/3/art/opuscula_math_3239.pdflinear functional equations and inequalitiessolutions with a constant signasymptotic behaviour of solutions
spellingShingle Dariusz Sokołowski
On the asymptotic behaviour of solutions to a linear functional equation
Opuscula Mathematica
linear functional equations and inequalities
solutions with a constant sign
asymptotic behaviour of solutions
title On the asymptotic behaviour of solutions to a linear functional equation
title_full On the asymptotic behaviour of solutions to a linear functional equation
title_fullStr On the asymptotic behaviour of solutions to a linear functional equation
title_full_unstemmed On the asymptotic behaviour of solutions to a linear functional equation
title_short On the asymptotic behaviour of solutions to a linear functional equation
title_sort on the asymptotic behaviour of solutions to a linear functional equation
topic linear functional equations and inequalities
solutions with a constant sign
asymptotic behaviour of solutions
url http://www.opuscula.agh.edu.pl/vol32/3/art/opuscula_math_3239.pdf
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