Convergence estimates for abstract second-order singularly perturbed Cauchy problems with Lipschitzian nonlinearities
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PERJAN, Andrei, RUSU, Galina. Convergence estimates for abstract second-order singularly perturbed Cauchy problems with Lipschitzian nonlinearities. In: Asymptotic Analysis, 2011, vol. 74, pp. 135-165. ISSN 0921-7134. DOI: https://doi.org/10.3233/ASY-2011-1043
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Asymptotic Analysis
Volumul 74 / 2011 / ISSN 0921-7134 /ISSNe 1875-8576

Convergence estimates for abstract second-order singularly perturbed Cauchy problems with Lipschitzian nonlinearities

DOI:https://doi.org/10.3233/ASY-2011-1043

Pag. 135-165

Perjan Andrei, Rusu Galina
 
Moldova State University
 
 
Disponibil în IBN: 5 martie 2024


Rezumat

We study the behavior of solutions to the problem ε(u″ ε(t)+A1uε(t))+u′ ε(t)+A0uε(t)+B(uε(t)) =fε(t), t∈(0,T], uε(0)=u, u′ε(0)=u, in the Hilbert space H as ε→0, where A1, A0 are two linear self-adjoint operators and B is a Lipschitzian operator. © 2011 - IOS Press and the authors. All rights reserved.

Cuvinte-cheie
a priori estimate, abstract second-order Cauchy problem, boundary layer function, singular perturbation

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<dc:creator>Perjan, A.</dc:creator>
<dc:creator>Rusu, G.I.</dc:creator>
<dc:date>2011-08-01</dc:date>
<dc:description xml:lang='en'><p>We study the behavior of solutions to the problem &epsilon;(u&Prime;&nbsp;<sub>&epsilon;</sub>(t)+A<sub>1</sub>u<sub>&epsilon;</sub>(t))+u&prime;&nbsp;<sub>&epsilon;</sub>(t)+A<sub>0</sub>u<sub>&epsilon;</sub>(t)+B(u<sub>&epsilon;</sub>(t)) =f<sub>&epsilon;</sub>(t), t&isin;(0,T], u<sub>&epsilon;</sub>(0)=u<sub>0&epsilon;</sub>, u&prime;<sub>&epsilon;</sub>(0)=u<sub>1&epsilon;</sub>, in the Hilbert space H as &epsilon;&rarr;0, where A<sub>1</sub>, A<sub>0</sub>&nbsp;are two linear self-adjoint operators and B is a Lipschitzian operator. &copy; 2011 - IOS Press and the authors. All rights reserved.</p></dc:description>
<dc:identifier>10.3233/ASY-2011-1043</dc:identifier>
<dc:source>Asymptotic Analysis  () 135-165</dc:source>
<dc:subject>a priori estimate</dc:subject>
<dc:subject>abstract second-order Cauchy problem</dc:subject>
<dc:subject>boundary layer function</dc:subject>
<dc:subject>singular perturbation</dc:subject>
<dc:title>Convergence estimates for abstract second-order singularly perturbed Cauchy problems with Lipschitzian nonlinearities</dc:title>
<dc:type>info:eu-repo/semantics/article</dc:type>
</oai_dc:dc>