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math.AP2026
Competitive exclusion and coexistence in a model with age-structured resource
Simon Girel, Quentin Richard
In this paper, we introduce and analyse a model in which a shared, age-structured resource is exploited by two competing populations through age-dependent interaction kernels. It p…
math.AP2026
On the global asymptotic stability of an infection-age structured competitive model
Simon Girel, Quentin Richard
We investigate an infection-age structured competitive epidemiological model involving multiple strains. While classical results establish competitive exclusion when a unique maxim…