Remarks on remotal sets in vector valued function spaces.
Sababheh, M., Khalil, R. (2009)
The Journal of Nonlinear Sciences and its Applications
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Sababheh, M., Khalil, R. (2009)
The Journal of Nonlinear Sciences and its Applications
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Raffoul, Youssef N. (2009)
Banach Journal of Mathematical Analysis [electronic only]
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B. Przeradzki (1992)
Annales Polonici Mathematici
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The existence of bounded solutions for equations x' = A(t)x + r(x,t) is proved, where the linear part is exponentially dichotomic and the nonlinear term r satisfies some weak conditions.
Anna Karczewska, Stanisław Wędrychowicz (1996)
Commentationes Mathematicae Universitatis Carolinae
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The aim of this paper is to give an existence theorem for a semilinear equation of evolution in the case when the generator of semigroup of operators depends on time parameter. The paper is a generalization of [2]. Basing on the notion of a measure of noncompactness in Banach space, we prove the existence of mild solutions of the equation considered. Additionally, the applicability of the results obtained to control theory is also shown. The main theorem of the paper allows to characterize...
Morales, R., Rojas, E. (2007)
Acta Mathematica Universitatis Comenianae. New Series
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Jan Bochenek (1991)
Annales Polonici Mathematici
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By using the theory of strongly continuous cosine families of linear operators in Banach space the existence of solutions of a semilinear second order differential initial value problem (1) as well as the existence of solutions of the linear inhomogeneous problem corresponding to (1) are proved. The main result of the paper is contained in Theorem 5.
Guedda, L., Hallouz, A. (2008)
Electronic Journal of Qualitative Theory of Differential Equations [electronic only]
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Chilin, Vladimir, Litvinov, Semyon (2006)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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John W. Lee, Donal O'Regan (1993)
Commentationes Mathematicae Universitatis Carolinae
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This paper presents existence results for initial and boundary value problems for nonlinear differential equations in Banach spaces.