Disk galaxies and dynamical systems with nonnegative curvature

DOI10.1007/BF00642485zbMath0623.70015MaRDI QIDQ1091836

A. A. Kocharyan, Vahe G. Gurzadyan

Publication date: 1987

Published in: Astrophysics and Space Science (Search for Journal in Brave)

zbMATH Keywords

Poincaré sectionsstochastic regionsAnosov U-systemsdisk stellar systemsdynamical systems with nonnegative two-dimensional curvaturedynamics of spiral galaxiesexistence of strongly stable solutionsHénon-Heiles systemsislands of stabilitypositive Krylov-Kolmogorov-Sinai (KS) entropyregular (ordered) motions of positive measureregular-stochastic systemstransversal fibers

Mathematics Subject Classification ID

Stability for nonlinear problems in mechanics (70K20) Phase plane analysis, limit cycles for nonlinear problems in mechanics (70K05) Stochastic processes (60G99) General relativity (83C99) Special Riemannian manifolds (Einstein, Sasakian, etc.) (53C25) Hamilton-Jacobi equations in mechanics (70H20) Galactic and stellar dynamics (85A05)

Related Items (1)

Certain aspects of regularity in scalar field cosmological dynamics

Cites Work

• Regular and stochastic motion
• Differentiable dynamical systems
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