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A Perron-type theorem for nonautonomous delay equations |
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| Authors: | Luis Barreira Claudia Valls |
| Institution: | 1244. Departamento de Matemática, Instituto Superior Técnico, 1049-001, Lisboa, Portugal |
| Abstract: | We show that if the Lyapunov exponents of a linear delay equation x′ = L(t)x t are limits, then the same happens with the exponential growth rates of the solutions to the equation x′ = L(t)x t + f(t, x t ) for any sufficiently small perturbation f. |
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