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| Main Authors: | , |
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| Format: | Preprint |
| Published: |
2024
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| Subjects: | |
| Online Access: | https://arxiv.org/abs/2411.08083 |
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| _version_ | 1866911082797334528 |
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| author | Cherniha, Roman Davydovych, Vasyl' |
| author_facet | Cherniha, Roman Davydovych, Vasyl' |
| contents | A new age-structured diffusive model for the mathematical modelling of epidemics is suggested. The model can be considered as a generalization of two models suggested earlier for the same purposes. The Lie symmetry classification of the model is derived. It is shown that the model admits an infinite-dimensional Lie algebra of invariance. Using the Lie symmetries, exact solutions, in particular those of the travelling wave types and in terms of special functions, are constructed. An example of application of the correctly-specified exact solution for calculation of total numbers of infected individuals during an epidemic is presented. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2411_08083 |
| institution | arXiv |
| publishDate | 2024 |
| record_format | arxiv |
| spellingShingle | An age-structured diffusive model for epidemic modelling: Lie symmetries and exact solutions Cherniha, Roman Davydovych, Vasyl' Populations and Evolution Mathematical Physics A new age-structured diffusive model for the mathematical modelling of epidemics is suggested. The model can be considered as a generalization of two models suggested earlier for the same purposes. The Lie symmetry classification of the model is derived. It is shown that the model admits an infinite-dimensional Lie algebra of invariance. Using the Lie symmetries, exact solutions, in particular those of the travelling wave types and in terms of special functions, are constructed. An example of application of the correctly-specified exact solution for calculation of total numbers of infected individuals during an epidemic is presented. |
| title | An age-structured diffusive model for epidemic modelling: Lie symmetries and exact solutions |
| topic | Populations and Evolution Mathematical Physics |
| url | https://arxiv.org/abs/2411.08083 |