Nicolas Champagnat

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Person:320212

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zbMath Open champagnat.nicolasMaRDI QIDQ320212

List of research outcomes

PublicationDate of PublicationType
Multiscale eco-evolutionary models: from individuals to populations2024-03-22Paper
Existence, uniqueness and ergodicity for the centered Fleming-Viot process2024-01-29Paper
Filling the gap between individual-based evolutionary models and Hamilton-Jacobi equations2023-11-03Paper
Transcritical bifurcation for the conditional distribution of a diffusion process2023-08-04Paper
General criteria for the study of quasi-stationarity2023-07-04Paper
Uniform Wasserstein convergence of penalized Markov processes2023-06-28Paper
Quasi-limiting estimates for periodic absorbed Markov chains2022-11-04Paper
Quasi-stationary distributions in reducible state spaces2022-01-25Paper
Analysis of distributed systems via quasi-stationary distributions2021-12-16Paper
Stochastic analysis of emergence of evolutionary cyclic behavior in population dynamics with transfer2021-11-04Paper
Stochastic approximation of quasi-stationary distributions for diffusion processes in a bounded domain2021-07-23Paper
Lyapunov criteria for uniform convergence of conditional distributions of absorbed Markov processes2021-04-27Paper
Degenerate processes killed at the boundary of a domain2021-03-15Paper
Convergence of the Fleming-Viot process toward the minimal quasi-stationary distribution2021-01-19Paper
Criteria for Exponential Convergence to Quasi-Stationary Distributions and Applications to Multi-Dimensional Diffusions2020-10-20Paper
Erratum: ``Practical criteria for \(R\)-positive recurrence of unbounded semigroups2020-05-26Paper
Practical criteria for \(R\)-positive recurrence of unbounded semigroups2020-05-26Paper
Uniform convergence of conditional distributions for absorbed one-dimensional diffusions2020-02-05Paper
A probabilistic approach to Dirac concentration in nonlocal models of adaptation with several resources2019-10-22Paper
On the link between infinite horizon control and quasi-stationary distributions2019-03-06Paper
Uniform convergence of penalized time-inhomogeneous Markov processes2019-01-28Paper
Strong solutions to stochastic differential equations with rough coefficients2018-06-26Paper
On the variations of the principal eigenvalue with respect to a parameter in growth-fragmentation models2018-04-06Paper
Probabilistic Non-asymptotic Analysis of Distributed Algorithms2018-02-07Paper
From stochastic, individual-based models to the canonical equation of adaptive dynamics in one step2017-08-08Paper
Uniform convergence to the \(Q\)-process2017-07-10Paper
Exponential convergence to quasi-stationary distribution for absorbed one-dimensional diffusions with killing2017-04-10Paper
Population processes with unbounded extinction rate conditioned to non-extinction2016-11-09Paper
Links between deterministic and stochastic approaches for invasion in growth-fragmentation-death models2016-11-04Paper
Moments of the frequency spectrum of a splitting tree with neutral Poissonian mutations2016-10-06Paper
Exponential convergence to quasi-stationary distribution and \(Q\)-process2016-02-10Paper
Monte Carlo methods for linear and non-linear Poisson-Boltzmann equation2016-02-10Paper
Quasi-stationary distribution for multi-dimensional birth and death processes conditioned to survival of all coordinates2015-08-13Paper
https://portal.mardi4nfdi.de/entity/Q29395632015-01-22Paper
Adaptation in a stochastic multi-resources chemostat model2014-05-28Paper
Splitting trees with neutral Poissonian mutations. II: Largest and oldest families2013-03-04Paper
Birth and death processes with neutral mutations2013-01-09Paper
On Dirichlet eigenvectors for neutral two-dimensional Markov chains2012-10-23Paper
Splitting trees with neutral Poissonian mutations. I: Small families2012-03-22Paper
Polymorphic evolution sequence and evolutionary branching2011-11-07Paper
The evolutionary limit for models of populations interacting competitively via several resources2011-06-06Paper
Reconciling alternate methods for the determination of charge distributions: a probabilistic approach to high-dimensional least-squares approximations2011-02-18Paper
Convergence to equilibrium in competitive Lotka-Volterra and chemostat systems2011-01-12Paper
Probabilistic interpretation and random walk on spheres algorithms for the Poisson-Boltzmann equation in molecular dynamics2010-10-12Paper
Well Posedness in any Dimension for Hamiltonian Flows with NonBVForce Terms2010-07-20Paper
Convergence to equilibrium in competitive Lotka-Volterra equations2010-06-28Paper
Limit theorems for conditioned multitype Dawson-Watanabe processes and Feller diffusions2009-11-20Paper
Large deviations for singular and degenerate diffusion models in adaptive evolution2009-11-18Paper
From Individual Stochastic Processes to Macroscopic Models in Adaptive Evolution2008-12-17Paper
https://portal.mardi4nfdi.de/entity/Q35093342008-07-01Paper
Adaptive dynamics in logistic branching populations2008-05-16Paper
Evolution of discrete populations and the canonical diffusion of adaptive dynamics2008-01-18Paper
Invasion and adaptive evolution for individual-based spatially structured populations2007-11-12Paper
A microscopic interpretation for adaptive dynamics trait substitution sequence models2006-10-05Paper
Unifying evolutionary dynamics: from individual stochastic processes to macroscopic models2006-08-23Paper

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