Electron. J. Diff. Eqns., Vol. 2001(2001), No. 55, pp. 1-11.
Lp
perturbations in delay differential equations
Samuel Castillo & Manuel Pinto
Abstract:
We present extensions and new proofs for the asymptotic formulae and
theorems in Cooke [3] for differential equations with variable delay.
Explicit asymptotic formulae, examples and comparisons with the classical
results are given here.
Submitted January 11, 2001. Published July 27, 2001.
Math Subject Classifications: 34K25, 34K20.
Key Words: Delay differential equations, variable delay,
integro-differential equation, asymptotic formula.
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Samuel Castillo
Departamento de Matematica, Facultad de Ciencias
Universidad del Bio-Bio, Casilla 5-C, Concepcion, Chile
e-mail: scastill@ubiobio.cl
Manuel Pinto
Departamento de Matematica, Facultad de Ciencias
Universidad de Chile, Casilla 653,
Santiago, Chile
e-mail: pintoj@abello.dic.uchile.cl
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