On a beam equation in Banach spaces
Author(s) -
M. Milla Miranda,
Valdenilza Ferreira Silva,
R.R. Carvalho
Publication year - 2016
Publication title -
electronic journal of qualitative theory of differential equations
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.524
H-Index - 33
ISSN - 1417-3875
DOI - 10.14232/ejqtde.2016.1.110
Subject(s) - mathematics , banach space , beam (structure) , mathematical analysis , pure mathematics , physics , optics
This paper is concerned with the existence and asymptotic behavior of solutions of the Cauchy problem for an abstract model for vertical vibrations of a viscous beam in Banach spaces. First is obtained a local solution of the problem by using the method of successive approximations, a characterization of the derivative of the nonlinear term of the equation defined in a Banach space and the Ascoli–Arzelà theorem. Then the global solution is found by the method of prolongation of solutions. The exponential decay of solutions is derived by considering a Lyapunov functional.
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