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math.DS2025
Periodic solutions of autonomous -symmetric Newtonian systems
A. Golebiewska, S. Rybicki, P. Stefaniak
The aim of this paper is to formulate necessary conditions and sufficient ones for the existence of closed connected sets of nonstationary -periodic solutions of -symmetr…
math.DS2021
Periodic solutions to symmetric Newtonian systems in neighborhoods of orbits of equilibria
Anna Gołębiewska, Marta Kowalczyk, Sławomir Rybicki +1
The aim of this paper is to prove the existence of periodic solutions to symmetric Newtonian systems in any neighborhood of an isolated orbit of equilibria. Applying equivariant bi…