Resumen
We consider a class of semi-linear wave equations with a small parameter and nonlinearities which provide the equations having exact kink- type solutions. As a main result we to obtain sufficient conditions for the nonlinearities under which the kink-antikink collision occurs without changing the waves shape and with only some shifts of the solitary wave trajectories.
Idioma original | Inglés |
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Páginas (desde-hasta) | 1-26 |
Número de páginas | 26 |
Publicación | Electronic Journal of Differential Equations |
Volumen | 2009 |
Estado | Publicada - 2 ene. 2009 |