Abstract
By using Lyapunov functions with alternating signs, we study problems of regularity and weak regularity for some linear extensions of dynamical systems on a torus.
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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 50, No. 2, pp. 178–188, February, 1998.
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Kulik, V.L., Wojtowicz, B. Linear extensions of dynamical systems on a torus that possess Green-Samoilenko functions. Ukr Math J 50, 203–215 (1998). https://doi.org/10.1007/BF02513446
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DOI: https://doi.org/10.1007/BF02513446