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JOURNALS // Preprints of the Keldysh Institute of Applied Mathematics // Archive

Keldysh Institute preprints, 2023 067, 24 pp. (Mi ipmp3199)

Determinism of genesis of large-scale structures in astrophysics

N. N. Fimin, V. M. Chechetkin


Abstract: The criteria for the formation of non-stationary pseudo-periodic structures in a system of gravitating particles, described by the Vlasov–Poisson system of equations. Conditions of branching of solutions of a nonlinear integral equation for a generalized gravitational potential, leading to the emergence of coherent complex states of relative equilibrium in non-stationary systems of massive particles, is studied.

Keywords: Vlasov–Poisson equation, Newton–Gurzadyan potential, pseudo-periodicity of structures, Fredholm equation.

DOI: 10.20948/prepr-2023-67



© Steklov Math. Inst. of RAS, 2024