-
1
-
-
0031172970
-
An explicit expression of the first Liapunov and period constants with applications
-
Armengonl Gasull.; Antoni Guillamon.; Victour Manosa.; (1997): An explicit expression of the first Liapunov and period constants with applications. Journal of Mathematical analysis and Application. 211, 190-212.
-
(1997)
Journal of Mathematical Analysis and Application
, vol.211
, pp. 190-212
-
-
Gasull, A.1
Guillamon, A.2
Manosa, V.3
-
2
-
-
0000495631
-
On the number of limit cycles which appear with the variation of coefficients from an equilibrium position of focus or center type
-
Bautin, N. N.; (1952): On the number of limit cycles which appear with the variation of coefficients from an equilibrium position of focus or center type. Mat. Sbornik (N.S.) 30(72), 181-196.
-
(1952)
Mat. Sbornik (N.S.)
, vol.30
, Issue.72
, pp. 181-196
-
-
Bautin, N.N.1
-
3
-
-
84960610433
-
On the paper of Jin and Wang concerning the conditions for a center in certain cubic systems
-
Christopher, C. J.; Lloyd, N.G.; (1990): On the paper of Jin and Wang concerning the conditions for a center in certain cubic systems. Bull. London Math. Soc. 22, 5-12.
-
(1990)
Bull. London Math. Soc.
, vol.22
, pp. 5-12
-
-
Christopher, C.J.1
Lloyd, N.G.2
-
4
-
-
0041126210
-
i to have a center
-
i to have a center. Diff. Urav. 14, 1594-1600.
-
(1978)
Diff. Urav.
, vol.14
, pp. 1594-1600
-
-
Cherkas, L.A.1
-
6
-
-
0003036781
-
Degenerate Hopf bifurcation formulas and Hilbert's 16th problem
-
Farr, W. W.; Li, C. Z.; Labouriau, I. S.;Langford, W. F.; (1989): Degenerate Hopf bifurcation formulas and Hilbert's 16th problem. SIAM J. Math. Analysis 20, 13-30
-
(1989)
SIAM J. Math. Analysis
, vol.20
, pp. 13-30
-
-
Farr, W.W.1
Li, C.Z.2
Labouriau, I.S.3
Langford, W.F.4
-
7
-
-
0002383108
-
Cyclicity of planar homoclinic loops and quadratic integrable systems
-
Han M.; (1999): Cyclicity of planar homoclinic loops and quadratic integrable systems. Sci China Ser A. 40(12), 1247-1258
-
(1999)
Sci China Ser A.
, vol.40
, Issue.12
, pp. 1247-1258
-
-
Han, M.1
-
8
-
-
0042689676
-
On the number of limit cycles in double homoclinic bifurcations
-
Han M.; Chen J.; (2000): On the number of limit cycles in double homoclinic bifurcations. Sci China Ser A. 43(9), 914-928
-
(2000)
Sci China Ser A.
, vol.43
, Issue.9
, pp. 914-928
-
-
Han, M.1
Chen, J.2
-
9
-
-
0037408724
-
On the stability of double homoclinic and heteroclinic cycles
-
Han M.; Hu S.; Liu X.; (2003): On the stability of double homoclinic and heteroclinic cycles. Nonlinear Analysis. 53, 701-713.
-
(2003)
Nonlinear Analysis
, vol.53
, pp. 701-713
-
-
Han, M.1
Hu, S.2
Liu, X.3
-
10
-
-
18144408176
-
A study on the existence of limit cycles of a planar system with 3rd-degree polynomials
-
to appear in
-
Han M.; Lin Y.; Yu P.; A study on the existence of limit cycles of a planar system with 3rd-degree polynomials. to appear in International Journal of Bifurcations and Chaos.
-
International Journal of Bifurcations and Chaos
-
-
Han, M.1
Lin, Y.2
Yu, P.3
-
11
-
-
0033165088
-
Cyclicity 1 and 2 conditions for a 2-polycycle of integrable systems on the plane
-
Han M; Zhang Z; (1999): Cyclicity 1 and 2 conditions for a 2-polycycle of integrable systems on the plane. J Diff Eqns. 155, 245-261.
-
(1999)
J Diff Eqns.
, vol.155
, pp. 245-261
-
-
Han, M.1
Zhang, Z.2
-
12
-
-
84960595778
-
On the conditions of Kukles for the existence of a center
-
Jin, X.; Wang, D; (1990): On the conditions of Kukles for the existence of a center. Bull. London Math. Soc. 22, 1-4
-
(1990)
Bull. London Math. Soc.
, vol.22
, pp. 1-4
-
-
Jin, X.1
Wang, D.2
-
13
-
-
0038241447
-
Necessary and sufficient conditions for the existence of center
-
Kukles, I. S; (1944): Necessary and sufficient conditions for the existence of center. Dokl. Akad. Nauk. 42, 160-163
-
(1944)
Dokl. Akad. Nauk.
, vol.42
, pp. 160-163
-
-
Kukles, I.S.1
-
14
-
-
0001211762
-
Bifurcation set and limit cycles forming compound eyes in a perturbed Hamiltonian system
-
Li, J.; Liu, Z.; (1991): Bifurcation set and limit cycles forming compound eyes in a perturbed Hamiltonian system. Publications Mathematiques. 35, 487-506
-
(1991)
Publications Mathematiques
, vol.35
, pp. 487-506
-
-
Li, J.1
Liu, Z.2
-
15
-
-
0037246396
-
Hilbert's 16th problem and bifurcations, of planar polynomial vector fields
-
Li Jibin; (2003): Hilbert's 16th Problem and Bifurcations, of Planar Polynomial Vector Fields. International Journal of Bifurcation and Chaos 13(1), 47-106.
-
(2003)
International Journal of Bifurcation and Chaos
, vol.13
, Issue.1
, pp. 47-106
-
-
Li, J.1
-
16
-
-
0004359469
-
On the connection between two parts of Hilbert's 16th Problem and equivariant bifurcation problem
-
Li Jibin.; Liu Zhengrong.; (1998): On the connection between two parts of Hilbert's 16th Problem and equivariant bifurcation problem. Ann. of Diff. Eqs. 14, 224-235
-
(1998)
Ann. of Diff. Eqs.
, vol.14
, pp. 224-235
-
-
Li, J.1
Liu, Z.2
-
17
-
-
0037246457
-
The same distribution of limit cycles in five perturbed cubic Hamiltonian systems
-
Liu Z.; Yang Z.; Jiang T.; (2003) The same distribution of limit cycles in five perturbed cubic Hamiltonian systems. International Journal of Bifurcation and Chaos 13(1), 243-249
-
(2003)
International Journal of Bifurcation and Chaos
, vol.13
, Issue.1
, pp. 243-249
-
-
Liu, Z.1
Yang, Z.2
Jiang, T.3
-
18
-
-
0000185424
-
Computing center conditions for certain cubic systems
-
Lloyd, N. G.; Pearson, J.M. (1992): Computing center conditions for certain cubic systems. J. Comput. Appl. Math. 40, 323-336
-
(1992)
J. Comput. Appl. Math.
, vol.40
, pp. 323-336
-
-
Lloyd, N.G.1
Pearson, J.M.2
-
19
-
-
0037360513
-
On the stability of some properly-degenerate Hamiltonian systems with two degrees of freedom
-
Luca, Biasco.; Luigi, Chierchia.; (2003): On the stability of some properly-degenerate Hamiltonian systems with two degrees of freedom. Discrete and Continuous Dynamical Systems. Vol 9(2), 233-262
-
(2003)
Discrete and Continuous Dynamical Systems.
, vol.9
, Issue.2
, pp. 233-262
-
-
Luca, B.1
Luigi, C.2
-
20
-
-
0033413671
-
Melnikov functions and perturbations of a planar Hamiltonian system
-
Qibao Jiang; Maoan Han; (1999): Melnikov functions and perturbations of a planar Hamiltonian system. Chin. Ann. Math. 20B(2), 233-246
-
(1999)
Chin. Ann. Math.
, vol.20 B
, Issue.2
, pp. 233-246
-
-
Jiang, Q.1
Han, M.2
-
21
-
-
0000536127
-
Polynomial systems from certain differential equations
-
Wang, D. (1999): Polynomial systems from certain differential equations. J. Symbolic Computation. 28, 303-315
-
(1999)
J. Symbolic Computation.
, vol.28
, pp. 303-315
-
-
Wang, D.1
-
22
-
-
18144397995
-
Theory of limit cycles, trans. math. monograph
-
Ye Y. (1986): Theory of Limit Cycles, Trans. Math. Monograph. Amer. Math. Soc., Boston. 66.
-
(1986)
Amer. Math. Soc., Boston.
, vol.66
-
-
Ye, Y.1
-
23
-
-
0036787061
-
Higher order melnikov function for a quartic Hamiltonian with cuspidal loop
-
Yulin, Zhao.; Siming Zhu.; (2002): Higher order melnikov function for a quartic Hamiltonian with cuspidal loop. Discrete and Continuous Dynamical Systems. Vol 8(4), 995-1018
-
(2002)
Discrete and Continuous Dynamical Systems
, vol.8
, Issue.4
, pp. 995-1018
-
-
Yulin, Z.1
Zhu, S.2
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