Abstract
We establish the existence of bounded, almost periodic and asymptotically almost periodic mild solutions for first- and second-order abstract-retarded functional differential equations with unbounded delay.
Original language | English |
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Pages (from-to) | 105-132 |
Number of pages | 28 |
Journal | Acta Applicandae Mathematicae |
Volume | 57 |
Issue number | 2 |
DOIs | |
State | Published - 1999 |
Externally published | Yes |
Keywords
- Almost periodic solutions
- Cosine functions of operators
- Retarded functional differential equations
- Semigroup of operators