Approximations of kinetic equations of swarm formation: Convergence and exact solutions

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In the present paper we study Euler–type approximations along characteristics for a class of kinetic equations that describe swarm formations in the case when the interactions rate is variable. The proposed numerical schemes preserve essential properties of the kinetic equations and in particular preserve the probabilistic measure and are able to approximate the solution almost to the appearance of blow-ups. The blow–ups are referred here to the self–organization swarm behavior. Moreover we define a class of exact solutions — traveling wave–type equilibrium solutions that we called TWES.

论文关键词:Euler method,Kinetic equations,Stability,Blow–ups,Exact solutions

论文评审过程:Received 11 May 2021, Revised 30 September 2021, Accepted 4 November 2021, Available online 23 November 2021, Version of Record 23 November 2021.

论文官网地址:https://doi.org/10.1016/j.amc.2021.126778