Conservation of multidimensional invariant tori of Hamiltonian systems IO Parasyuk
Ukrainian Mathematical Journal 36 (4), 380-385, 1984
46 1984 Conservation of quasiperiodic motions in reversible multifrequency systems IO Parasyuk
Dokl. Akad. Nauk Ukrain. SSR. Ser. A 9, 19-22, 1982
32 1982 Generalized and classical almost periodic solutions of Lagrangian systems SF Zakharin, IO Parasyuk
FUNKCIALAJ EKVACIOJ SERIO INTERNACIA 42 (3), 325-338, 1999
31 1999 Coisotropic invariant tori of Hamiltonian systems of the quasiclassical theory of motion of a conduction electron IO Parasyuk
Ukrainian Mathematical Journal 42 (3), 308-312, 1990
17 1990 Integral representation of solutions to boundary-value problems on the half-line for linear ODEs with singularity of the first kind. Y Horishna, I Parasyuk, L Protsak
Electronic Journal of Differential Equations (EJDE)[electronic only] 2008 …, 2008
12 2008 Zones of instability of the Schrödinger equation with a smooth quasiperiodic potential IO Parasyuk
Ukrainian Mathematical Journal 30 (1), 50-56, 1978
11 1978 Dynamical bifurcation of multi-frequency oscillations in a fast-slow system AM Samoilenko, IO Parasyuk, BV Repeta
arXiv preprint arXiv:1503.02000, 2015
10 2015 Bifurcation of a Whitney-smooth family of coisotropic invariant tori of a Hamiltonian system under small deformations of a symplectic structure AA Kubichka, IO Parasyuk
Ukrainian Mathematical Journal 53 (5), 701-718, 2001
10 2001 Bifurcation of a Cantor set of coisotropic invariant tori of Hamiltonian systems under perturbation of symplectic structure IO Parasyuk
Nelin. Kolyvannya 1 (2), 81-89, 1998
8 1998 Variables of the action-angle type on symplectic manifolds stratified by coisotropic tori IO Parasyuk
Ukrainian Mathematical Journal 45 (1), 85-93, 1993
8 1993 Differential Equations [in Ukrainian] AM Samoilenko, MO Perestyuk, IO Parasyuk
Lybid’, 2003
7 2003 On smoothness of generalized quasiperiodic solutions of Lagrangian systems on Riemannian manifolds of nonpositive curvature SF Zakharin, IO Parasyuk
Nonlinear Oscil.(Nelinijni Kolyvannya) 2, 180-193, 1999
7 1999 Variational approach for weak quasiperiodic solutions of quasiperiodically excited Lagrangian systems on Riemannian manifolds I Parasyuk, A Rustamova
Electronic Journal of Differential Equations 2012 (66), 1-22, 2012
6 2012 Generalized quasiperiodic solutions of Lagrangian systems on Riemannian manifolds of nonpositive curvature SF Zakharin, IO Parasyuk
Bull. Kyiv. Univ.(Visnyk Kyiv. Univ.), 15-20, 1999
6 1999 Perturbations of degenerate coisotropic invariant tori of Hamiltonian systems IO Parasyuk
Ukrainian Mathematical Journal 50 (1), 83-99, 1998
6 1998 Reduction and coisotropic invariant tori of Hamiltonian systems with non-poisson commutative symmetries. I IO Parasyuk
Ukrainian Mathematical Journal 46 (5), 572-580, 1994
6 1994 Existence of V-bounded solutions for nonautonomous nonlinear systems via the Wazewski topological principle V Lagoda, I Parasyuk
arXiv preprint arXiv:0911.4643, 2009
5 2009 Theorem on perturbation of coisotropic invariant tori of locally Hamiltonian systems and its applications YV Loveikin, IO Parasyuk
Nonlinear Oscillations 8 (4), 487-512, 2005
5 2005 On the preservation of coisotropic invariant tori of locally Hamiltonian systems IO Parasyuk
Some Problems of the Theory of Asymptotic Methods of Nonlinear Mechanics …, 1986
5 1986 Theorem on the existence of an invariant section over for the indefinite monotone system in . V Lahoda, I Parasyuk
Ukrainian Mathematical Journal 65 (1), 2013
4 2013