The following pages link to Jiazhong Yang (Q204317):
Displaying 50 items.
- On the saddle order of polynomial differential systems at a resonant singular point (Q472363) (← links)
- A cubic Hénon-like map in the unfolding of degenerate homoclinic orbit with resonance (Q556955) (← links)
- Finite smooth normal forms and integrability of local families of vector fields (Q620008) (← links)
- The third order Melnikov function of a quadratic center under quadratic perturbations (Q879128) (← links)
- A quartic system and a quintic system with fine focus of order 18 (Q924309) (← links)
- On the number of critical periods for planar polynomial systems of arbitrary degree (Q984437) (← links)
- Limit cycles bifurcating from the period annulus of quasi-homogeneous centers (Q1016059) (← links)
- On the focus order of planar polynomial differential equations (Q1016470) (← links)
- A cubic system with thirteen limit cycles (Q1018377) (← links)
- On \(C^{1}\) classifications of hyperbolic vector fields. (Q1406523) (← links)
- Unique normal forms for Hopf-zero vector fields. (Q1408082) (← links)
- On the \(C^{1}\) normal forms for hyperbolic vector fields (Q1408202) (← links)
- Piecewise linear differential system with a center-saddle type singularity (Q1684724) (← links)
- Periodic solutions with equal period for the Friedmann-Robertson-Walker model (Q1691038) (← links)
- Symmetries of second order ODEs (Q1706381) (← links)
- On Lie's problem and differential invariants of ODEs \(y'' = F(x,y)\) (Q1707023) (← links)
- Polynomial normal forms for vector fields on \(\mathbf R^3\) (Q1847789) (← links)
- Linearization of germs of hyperbolic vector fields. (Q1871530) (← links)
- On the Hamiltonian structure of normal forms at elliptic equilibria of reversible vector fields in \(\mathbb{R}^4\) (Q2003964) (← links)
- Finite determinacy and polynomial normal forms for diffeomorphisms near a strongly 1-resonant fixed point (Q2019249) (← links)
- Invariant algebraic curves and hyperelliptic limit cycles of Liénard systems (Q2037344) (← links)
- Hearing the shape of right triangle billiard tables (Q2075094) (← links)
- On the maximal saddle order of \(p:-q \) resonant saddle (Q2272721) (← links)
- On the number of hyperelliptic limit cycles of Liénard systems (Q2301853) (← links)
- The complexity of generalized center problem (Q2342873) (← links)
- On classification of the Poincaré type maps on \(\mathbb{R}^3\) (Q2348252) (← links)
- On piecewise linear differential systems with \(n\) limit cycles of arbitrary multiplicities in two zones (Q2423702) (← links)
- The Kowalevskaya exponents and rational integrability of polynomial differential systems. (Q2490764) (← links)
- On the index of finite determinacy of vector fields with resonances (Q2519346) (← links)
- Unique orbital normal forms for vector fields of Hopf-zero singularity (Q2570842) (← links)
- On the cyclicity of quasi-homogeneous polynomial systems (Q2674844) (← links)
- Hopf-zero bifurcations of reversible vector fields (Q2722673) (← links)
- Quasi-linearization of parameter-depending germs of vector fields (Q2844012) (← links)
- On conjugating equivalence of 0-resonant diffeomorphisms on \(\mathbb R^3\) (Q2849226) (← links)
- On the hyperelliptic limit cycles of Liénard systems (Q2895578) (← links)
- Linearization of families of germs of hyperbolic vector fields (Q3548767) (← links)
- (Q4270049) (← links)
- Linearization of hyperbolic resonant germs (Q4407118) (← links)
- Smooth classification of 1-resonant vector fields on ?3 (Q4488744) (← links)
- Differentiable conjugacy of the Poincaré type vector fields on $\mathbf \{R\}^3$ (Q4806419) (← links)
- (Q5118141) (← links)
- Realization of Arbitrary Configuration of Limit Cycles of Piecewise Linear Systems (Q5120532) (← links)
- On the Topology of Isochronous Centers of Hamiltonian Differential Systems (Q5225799) (← links)
- A STRANGE ATTRACTOR WITH LARGE ENTROPY IN THE UNFOLDING OF A LOW RESONANT DEGENERATE HOMOCLINIC ORBIT (Q5297806) (← links)
- MODULI-FREE NORMAL FORMS AND LINEARIZATION OF VECTOR FIELDS (Q5297829) (← links)
- (Q5312832) (← links)
- The center-focus problem and reversibility (Q5944088) (← links)
- The center problem on piecewise smooth differential systems with two zones (Q6085062) (← links)
- The topology and isochronicity on complex Hamiltonian systems with homogeneous nonlinearities (Q6514292) (← links)
- The number of rational solutions of Abel equations (Q6599004) (← links)
