The Existence of n Periodic Solutions on One Element n-Degree Polynomial Differential Equation

by Ni Hua, Tian Li-Xin
Published 2020-01-01

The Integrability and Existence of Periodic Solutions on a First-Order Nonlinear Differential Equation with a Polynomial Nonlinear Term

by Ni Hua, Tian Li-Xin
Published 2012-01-01

Positive Almost Periodic Solution on a Nonlinear Differential Equation

by Ni Hua, Tian Li-xin, Liu Xun
Published 2011-01-01

On the Positive Almost Periodic Solutions of a Class of Nonlinear Lotka-Volterra Type System with Feedback Control

by Ni Hua, Tian Li-Xin, Yao Hong-Xing
Published 2012-01-01