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| DOI | 10.1017/PRM.2019.31 | ||||
| Año | 2020 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
We are revisiting the topic of travelling fronts for the food-limited (FL) model with spatio-temporal nonlocal reaction. These solutions are crucial for understanding the whole model dynamics. Firstly, we prove the existence of monotone wavefronts. In difference with all previous results formulated in terms of 'sufficiently small parameters', our existence theorem indicates a reasonably broad and explicit range of the model key parameters allowing the existence of monotone waves. Secondly, numerical simulations realized on the base of our analysis show appearance of non-oscillating and non-monotone travelling fronts in the FL model. These waves were never observed before. Finally, invoking a new approach developed recently by Solar et al., we prove the uniqueness (for a fixed propagation speed, up to translation) of each monotone front.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Trofimchuk, Elena | Mujer |
National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute” - Ucrania
Igor Sikorsky Kyiv Polytech Inst - Ucrania |
| 2 | PINTO-CONTRERAS, MANUEL ENRIQUE | Hombre |
Universidad de Chile - Chile
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| 3 | Trofimchuk, S. | Hombre |
Universidad de Talca - Chile
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| Agradecimiento |
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| This work was supported by FONDECYT (Chile), project 1170466 (E. Trofimchuk and M. Pinto). S. Trofimchuk was supported by FONDECYT (Chile) project 1190712. |
| This work was supported by FONDECYT (Chile), project 1170466 (E. Trofim-chuk and M. Pinto). S. Trofimchuk was supported by FONDECYT (Chile) project 1190712. |