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math.AP2016
On the variations of the principal eigenvalue with respect to a parameter in growth-fragmentation models
Fabien Campillo, Nicolas Champagnat, Coralie Fritsch
We study the variations of the principal eigenvalue associated to a growth-fragmentation-death equation with respect to a parameter acting on growth and fragmentation. To this aim,…
math.AP2010★ 27 cited
The evolutionary limit for models of populations interacting competitively with many resources
Nicolas Champagnat, Pierre-Emmanuel Jabin
We consider a integro-differential nonlinear model that describes the evolution of a population structured by a quantitative trait. The interactions between traits occur from compe…