In this article, we generalize the main result obtained by Bahaj . Also our proof is shorter than the original proof.
Submitted December 28, 2005. Published October 6, 2006.
Math Subject Classifications: 34G10, 34K06, 47D06.
Key Words: Abstract semilinear differential equations; -semigroups
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| Lan Nguyen |
Department of Mathematics
Western Kentucky University
Bowling Green, KY 42101, USA
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