scholarly journals Equilibration in the Kac Model Using the GTW Metric $$d_2$$

2017 ◽  
Vol 169 (1) ◽  
pp. 168-186
Author(s):  
H. Tossounian
Keyword(s):  
Author(s):  
Roberto Cortez ◽  
Hagop Tossounian
Keyword(s):  

2016 ◽  
Vol 70 (4) ◽  
pp. 717-812 ◽  
Author(s):  
Jean-Christophe Mourrat ◽  
Hendrik Weber
Keyword(s):  

2020 ◽  
Vol 30 (4) ◽  
pp. 1455-1501
Author(s):  
Bertrand Lods ◽  
Alessia Nota ◽  
Federica Pezzotti
Keyword(s):  

2013 ◽  
Vol 23 (07) ◽  
pp. 1339-1376 ◽  
Author(s):  
ERIC CARLEN ◽  
PIERRE DEGOND ◽  
BERNT WENNBERG

We consider a class of stochastic processes modeling binary interactions in an N-particle system. Examples of such systems can be found in the modeling of biological swarms. They lead to the definition of a class of master equations that we call pair-interaction driven master equations. In the spatially homogeneous case, we prove a propagation of chaos result for this class of master equations which generalizes Mark Kac's well-known result for the Kac model in kinetic theory. We use this result to study kinetic limits for two biological swarm models. We show that propagation of chaos may be lost at large times and we exhibit an example where the invariant density is not chaotic.


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