Sufficient number of integrals for the pth-order Lyness equationTRAN, Dinh T; VAN DER KAMP, Peter H; QUISPEL, G. R. W et al.Journal of physics. A, Mathematical and theoretical (Print). 2010, Vol 43, Num 30, issn 1751-8113, 302001.1-302001.11Article

First integrals versus configurational invariants and a weak form of complete integrabilitySARLET, W; LEACH, P. G. L; CANTRIJN, F et al.Physica. D. 1985, Vol 17, Num 1, pp 87-98, issn 0167-2789Article

A splitting theorem for the Kupka component of a foliation of CPⁿ, n ≥ 6. Addendum to a paper by O. Calvo-Andrade and N. SoaresBALLICO, E.Annales de l'Institut Fourier. 1995, Vol 45, Num 4, issn 0373-0956, VII, XI, 1119-1121 [5 p.]Article

Generalized symmetry classification of discrete equations of a class depending on twelve parametersGARIFULLIN, R. N; YAMILOV, R. I.Journal of physics. A, Mathematical and theoretical (Print). 2012, Vol 45, Num 34, issn 1751-8113, 345205.1-345205.23Article

Phase portraits of cubic polynomial vector fields of Lotka-Volterra type having a rational first integral of degree 2CAIRO, Laurent; LLIBRE, Jaume.Journal of physics. A, Mathematical and theoretical (Print). 2007, Vol 40, Num 24, pp 6329-6348, issn 1751-8113, 20 p.Article

First integrals for some nonlinear time-dependent Hamiltonian systemsLEACH, P. G. L; LEWIS, H. R; SARLET, W et al.Journal of mathematical physics. 1984, Vol 25, Num 3, pp 486-490, issn 0022-2488Article

Analytic first integrals for generalized Raychaudhuri equationsVALLS, Claudia.Journal of mathematical physics. 2011, Vol 52, Num 10, issn 0022-2488, 103502.1-103502.52Article

Determination of elementary first integrals of a generalized Raychaudhuri equation by the Darboux integrability methodGHOSE CHOUDHURY, A; GUHA, Partha; KHANRA, Barun et al.Journal of mathematical physics. 2009, Vol 50, Num 10, issn 0022-2488, 102502.1-102502.8Article

Formal and analytic integrability of the Lorenz systemLLIBRE, Jaume; VALLS, Claudia.Journal of physics. A, mathematical and general. 2005, Vol 38, Num 12, pp 2681-2686, issn 0305-4470, 6 p.Article

Maximal subalgebra associated with a first integral of a system possessing Sl(3,R)algebraLEACH, P. G. L; MAHOMED, F. M.Journal of mathematical physics. 1988, Vol 29, Num 8, pp 1807-1813, issn 0022-2488Article

On first integrals of the electromagnetic deviation equationsBAZANSKI, S. L; KOSTYUKOVICH, N. N.Acta physica Polonica. B. 1987, Vol 18, Num 11, pp 983-996, issn 0587-4254Article

Dynamical symmetries, first integrals and the inverse problem of Lagrangian dynamicsCAVIGLIA, G.Inverse problems. 1985, Vol 1, Num 2, pp L13-L18, issn 0266-5611Article

First integrals via polynamial canonical transformationsLEACH, P. G. L.Journal of mathematical physics. 1984, Vol 25, Num 11, pp 3221-3226, issn 0022-2488Article

Necessary condition for the existence of algebraic first integrals. II: Condition for algebraic integrabilityYOSHIDA, H.Celestial mechanics. 1983, Vol 31, Num 4, pp 381-399, issn 0008-8714Article

Intégrales premières des systèmes lagrangiens et systèmes quasi lagrangiens = First integrals of Lagrangian systems and quasi-Lagrangian systemsHENNAWI, Ali.1984, 176 pThesis

Elementary first intergrals of differential equationsPRELLE, M. J; SINGER, M. F.Transactions of the American Mathematical Society. 1983, Vol 279, Num 1, pp 215-229, issn 0002-9947Article

A note on the first integrals of the ABC systemLLIBRE, Jaume; VALLS, Clàudia.Journal of mathematical physics. 2012, Vol 53, Num 2, issn 0022-2488, 023505.1-023505.5Article

Double tangent extension method and first integralsLAZRAG, Lanouar.Journal of mathematical physics. 2012, Vol 53, Num 6, issn 0022-2488, 062703.1-062703.20Article

Symmetries and first integrals for dissipative systemsSCHWARZ, F; STEEB, W.-H.Journal of physics. A, mathematical and general. 1984, Vol 17, Num 15, pp L819-L823, issn 0305-4470Article

Necessary condition for the existence of algebraic first integrals. I: Kowaleski's exponentsYOSHIDA, H.Celestial mechanics. 1983, Vol 31, Num 4, pp 363-379, issn 0008-8714Article

On the global dynamics of the Rabinovich systemLLIBRE, Jaume; MESSIAS, Marcelo; DA SILVA, Paulo R et al.Journal of physics. A, Mathematical and theoretical (Print). 2008, Vol 41, Num 27, issn 1751-8113, 275210.1-275210.21Article

Dynamical symmetriesd of a class of action equivalent HamiltoniansMARKO, J. F; RAZAVY, M.Lettere al Nuovo Cimento della Societa Italiana di Fisica. 1984, Vol 40, Num 17, pp 533-536, issn 0375-930XArticle

Coevolutionary motion and swarming in a niche space model of ecological species interactionsDOMMAR, C. J; RYABOV, A; BLASIUS, B et al.The European physical journal. Special topics. 2008, Vol 157, pp 223-238, 16 p.Article

Singular point analysis, resonances and Yoshida's theoremSTEEB, W.-H; LOUW, J. A; MARITZ, M. F et al.Journal of physics. A, mathematical and general. 1987, Vol 20, Num 12, pp 4027-4030, issn 0305-4470Article

A reduce package for determining first integrals of autonomous systems of ordinary differential equationsSCHWARZ, F.Computer physics communications. 1986, Vol 39, Num 2, pp 285-296, issn 0010-4655Article