Chu, J., O’regan, D. and Zhang, M. (2007) Positive solutions and eigenvalue intervals for nonlinear systems. Proceedings Mathematical Sciences, 117, 85-95.

含Euler函数的非线性不定方程φ(mn)=aφ(m)+bφ(n)+c的解的个数及范围
The Number and Range of the Solutions of the Nonlinear Diophantine Equation φ(mn)=aφ(m)+bφ(n)+c with Euler Function

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理论数学Vol.10 No.12, 全文下载: PDF DOI:10.12677/PM.2020.1012140, December 25 2020

一类非线性椭圆方程组三个正解的存在性
Existence of Three Positive Solutions for a Class of Nonlinear Elliptic Systems

魏公明, 陈雨彤, 张兴丽    科研立项经费支持

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拟线性微分方程无限区间上正解的存在性
The Existence of Positive Solutions to Quasilinear Differential Equation on Infinite Intervals

唐旭莹   

理论数学Vol.13 No.7, 全文下载: PDF DOI:10.12677/PM.2023.137217, July 28 2023

一类二阶非线性微分系统正解的存在唯一性
Existence and Uniqueness of Positive Solutions for a Class of Second-Order Nonlinear Differential Systems

杨 阳    国家自然科学基金支持

理论数学Vol.11 No.6, 全文下载: PDF HTML DOI:10.12677/PM.2021.116134, June 22 2021

短区间上权为d_k (n)的ErdO^¨ s-Kac型定理
An ErdO^¨ s-Kac Type Theorem in Short Intervals Weighted by d_k (n)

仝晓菲   

理论数学Vol.9 No.9, 全文下载: PDF HTML XML DOI:10.12677/PM.2019.99133, November 25 2019

一阶非线性常微分方程边值问题正解的存在性
Existence of Positive Solutions for Nonlinear First-Order Ordinary Boudary Value Problems

武若飞    国家自然科学基金支持

理论数学Vol.11 No.5, 全文下载: PDF HTML DOI:10.12677/PM.2021.115087, May 13 2021