Zobrazeno 1 - 10
of 415
pro vyhledávání: '"Ni Hua"'
Publikováno v:
Journal of Mathematics, Vol 2022 (2022)
This paper deals with a class of two-dimensional linear differential systems with periodic coefficients. A sufficient condition for the exponential dichotomy of the linear system is given by the fixed point theorem and variable substitution, and some
Externí odkaz:
https://doaj.org/article/9782b14174434a1882a6af8582d4fa84
Autor:
Ni Hua
Publikováno v:
Journal of Mathematics, Vol 2021 (2021)
In this paper, we discuss one-dimensional differential equation with ω-period. By using the fixed point theory, the existence of a periodic solution is obtained; by using the second Lyapunov method, the uniqueness and stability of the periodic solut
Externí odkaz:
https://doaj.org/article/d10957e9a63b4cad90a4a9dcde6c8e3f
Autor:
Ni Hua, Tian Li-Xin
Publikováno v:
Advances in Mathematical Physics, Vol 2020 (2020)
This paper deals with a class of one element n-degree polynomial differential equations. By the fixed point theory, we obtain n periodic solutions of the equation. This paper generalizes some related conclusions of some papers.
Externí odkaz:
https://doaj.org/article/83c1aca5504e45fb8b55fe6898162461
Autor:
Ni Hua
Publikováno v:
Journal of Mathematics, Vol 2020 (2020)
In this paper, the existence of a periodic solution for Abel’s differential equation is obtained first by using the fixed-point theorem. Then, by constructing the Lyapunov function, the uniqueness and stability of the periodic solution of the equat
Externí odkaz:
https://doaj.org/article/43c61d1cb08249328dbeb18f870eced1
Autor:
Ni Hua
Publikováno v:
Advances in Mathematical Physics, Vol 2019 (2019)
This paper deals with Abel’s differential equation. We suppose that r=r(t) is a periodic particular solution of Abel’s differential equation and, then, by means of the transformation method and the fixed point theory, present an alternative metho
Externí odkaz:
https://doaj.org/article/fbd3de115f944ce69c5f44e6a2277f45
Autor:
Ni Hua
Publikováno v:
Journal of Applied Mathematics, Vol 2018 (2018)
This paper deals with a nonlinear differential equation, by using the fixed point theory. The existence of the periodic solution of the nonlinear differential equation is obtained; these results are new.
Externí odkaz:
https://doaj.org/article/718bfd513f0b4dbbb061b7ab96a18a9c
Publikováno v:
Journal of Applied Mathematics, Vol 2012 (2012)
With the help of the variable substitution and applying the fixed point theorem, we derive the sufficient conditions which guarantee the existence of the positive almost periodic solutions for a class of Lotka-Volterra type system. The main results i
Externí odkaz:
https://doaj.org/article/b368e586d6fc4c33a80803d736869af4
Publikováno v:
China Forest Products Industry. May2024, Vol. 61 Issue 5, p32-38. 7p.
Autor:
Wang, Bo, Li, Meng-Die, Xu, Hai-Yue, Zhang, Xin-Cheng, Bu, Li-Ge, Li, Ting-Yue, Sun, Ya, Ni, Hua
Publikováno v:
In Animal Reproduction Science February 2024 261
An IFNT/FOXO1/PTGS2 axis regulates prostaglandin F2α synthesis in goat uterus during early pregnancy
Autor:
Bu, Li-Ge, Wang, Bo, Li, Ting-Yue, Sun, Ya, Kong, Li-Li, Zhao, Zhen-Ao, Li, Shi-Jie, Ding, Nai-Zheng, Ni, Hua *
Publikováno v:
In Journal of Dairy Science November 2023 106(11):8060-8071