Research Output per year

## Fingerprint The Fingerprint is created by mining the titles and abstracts of the person's research outputs and projects/funding awards to create an index of weighted terms from discipline-specific thesauri.

Hamiltonians
Engineering & Materials Science

Hamiltonian Systems
Mathematics

Periodic Solution
Mathematics

Minimal Period
Mathematics

Asymptotically Linear
Mathematics

Index Theory
Mathematics

Palais-Smale Condition
Mathematics

Differential Delay Equations
Mathematics

## Research Output 1995 2006

- 15 Article

32
Citations
(Scopus)

## Multiple periodic solutions of differential delay equations via Hamiltonian systems (I)

Fei, G., Jul 1 2006, In : Nonlinear Analysis, Theory, Methods and Applications. 65, 1, p. 25-39 15 p.Research output: Contribution to journal › Article

Differential Delay Equations

Hamiltonians

Hamiltonian Systems

Periodic Solution

Formulation

27
Citations
(Scopus)

## Multiple periodic solutions of differential delay equations via Hamiltonian systems (II)

Fei, G., Jul 1 2006, In : Nonlinear Analysis, Theory, Methods and Applications. 65, 1, p. 40-58 19 p.Research output: Contribution to journal › Article

Differential Delay Equations

Hamiltonians

Hamiltonian Systems

Periodic Solution

Formulation

1
Citation
(Scopus)

## On resonance Hamiltonian systems without the Palais-Smale condition

Fei, G., Jun 1 2005, In : Nonlinear Analysis, Theory, Methods and Applications. 61, 6, p. 1041-1056 16 p.Research output: Contribution to journal › Article

Palais-Smale Condition

Hamiltonians

Hamiltonian Systems

Periodic Solution

Strong Resonance

## On periodic solutions of superquadratic Hamiltonian systems

Fei, G., Dec 1 2002, In : Electronic Journal of Differential Equations. 2002, p. XCLXI-XCLXIIResearch output: Contribution to journal › Article

Linking Theorem

Hamiltonian Systems

Periodic Solution

Cover

6
Citations
(Scopus)

## Periodic solutions of classical Hamiltonian systems without Palais-Smale condition

Fei, G., Kim, S. K. & Wang, T., Mar 15 2002, In : Journal of Mathematical Analysis and Applications. 267, 2, p. 665-678 14 p.Research output: Contribution to journal › Article

Palais-Smale Condition

Hamiltonians

Hamiltonian Systems

Periodic Solution

Potential Function