Xie, Tiantian; Yang, Hai; Xu, Qian The positive integer solutions of elliptic curves \({y^2} = qx ({x^2} - 256)\). (Chinese. English summary) Zbl 1474.11087 J. Qufu Norm. Univ., Nat. Sci. 47, No. 1, 47-51 (2021). MSC: 11D25 11G05 11G07 PDFBibTeX XMLCite \textit{T. Xie} et al., J. Qufu Norm. Univ., Nat. Sci. 47, No. 1, 47--51 (2021; Zbl 1474.11087)
Chu, Yan; Zhang, Kemei Positivity for integral boundary value problems of conformable fractional differential equations. (English) Zbl 1438.34024 J. Qufu Norm. Univ., Nat. Sci. 45, No. 2, 1-7 (2019). MSC: 34A08 34B18 47N20 PDFBibTeX XMLCite \textit{Y. Chu} and \textit{K. Zhang}, J. Qufu Norm. Univ., Nat. Sci. 45, No. 2, 1--7 (2019; Zbl 1438.34024)
Li, Mengfei; Li, Xiaomin The existence of positive solutions for fourth order singular \(m\)-point boundary value problems. (Chinese. English summary) Zbl 1363.34075 J. Qufu Norm. Univ., Nat. Sci. 42, No. 2, 31-38 (2016). MSC: 34B18 34B16 34B10 47N20 PDFBibTeX XMLCite \textit{M. Li} and \textit{X. Li}, J. Qufu Norm. Univ., Nat. Sci. 42, No. 2, 31--38 (2016; Zbl 1363.34075)
Guo, Xiaoxiao; Song, Xiaoming; Zhao, Zengqin Existence of positive almost periodic solutions for a nonlinear function integral equation. (Chinese. English summary) Zbl 1289.45005 J. Qufu Norm. Univ., Nat. Sci. 39, No. 2, 43-46, 50 (2013). MSC: 45G10 45M15 45M20 PDFBibTeX XMLCite \textit{X. Guo} et al., J. Qufu Norm. Univ., Nat. Sci. 39, No. 2, 43--46, 50 (2013; Zbl 1289.45005)
Lu, Huanying; Zhao, Zengqin Positive solutions of fourth order singular Sturm-Liouville boundary value problems. (Chinese. English summary) Zbl 1240.34084 J. Qufu Norm. Univ., Nat. Sci. 36, No. 2, 17-22 (2010). MSC: 34B16 34B18 34B24 PDFBibTeX XMLCite \textit{H. Lu} and \textit{Z. Zhao}, J. Qufu Norm. Univ., Nat. Sci. 36, No. 2, 17--22 (2010; Zbl 1240.34084)
Yan, Yitao; Meng, Fanwei Positive solutions for three-point boundary value problem of second-order differential equations in Banach spaces. (Chinese. English summary) Zbl 1212.34071 J. Qufu Norm. Univ., Nat. Sci. 35, No. 3, 15-18 (2009). MSC: 34B18 47N20 34G20 PDFBibTeX XMLCite \textit{Y. Yan} and \textit{F. Meng}, J. Qufu Norm. Univ., Nat. Sci. 35, No. 3, 15--18 (2009; Zbl 1212.34071)
Wang, Teng; Zhao, Zengqin Existence of positive solutions for integral boundary value problems. (English) Zbl 1212.34032 J. Qufu Norm. Univ., Nat. Sci. 35, No. 1, 7-12 (2009). MSC: 34B10 34B18 47N20 34B09 PDFBibTeX XMLCite \textit{T. Wang} and \textit{Z. Zhao}, J. Qufu Norm. Univ., Nat. Sci. 35, No. 1, 7--12 (2009; Zbl 1212.34032)
Guo, Xiaoxia; Zhang, Kemei Positive solutions of a nonlinear singular fourth-order differential equation. (Chinese. English summary) Zbl 1212.34056 J. Qufu Norm. Univ., Nat. Sci. 35, No. 1, 1-6 (2009). MSC: 34B18 34B10 47N20 34B16 PDFBibTeX XMLCite \textit{X. Guo} and \textit{K. Zhang}, J. Qufu Norm. Univ., Nat. Sci. 35, No. 1, 1--6 (2009; Zbl 1212.34056)
Xing, Meihong; Zhang, Kemei; Wang, Chunmei The existence of solutions of boundary value problems on an infinite interval for second order differential equations. (Chinese. English summary) Zbl 1199.34152 J. Qufu Norm. Univ., Nat. Sci. 34, No. 3, 25-28 (2008). MSC: 34B40 34B18 47N20 PDFBibTeX XMLCite \textit{M. Xing} et al., J. Qufu Norm. Univ., Nat. Sci. 34, No. 3, 25--28 (2008; Zbl 1199.34152)
Lin, Yanyan; Xing, Lihong; Zhao, Zengqin Multiple positive solutions for second-order three-point singular boundary value problem with impulses. (Chinese. English summary) Zbl 1199.34147 J. Qufu Norm. Univ., Nat. Sci. 34, No. 1, 39-42 (2008). MSC: 34B37 34B18 34B10 47N20 34B27 PDFBibTeX XMLCite \textit{Y. Lin} et al., J. Qufu Norm. Univ., Nat. Sci. 34, No. 1, 39--42 (2008; Zbl 1199.34147)
Ma, Tiantian; Zhao, Zengqin The existence of positive solutions for \(2n\)-th order singular boundary value problems. (Chinese. English summary) Zbl 1199.34103 J. Qufu Norm. Univ., Nat. Sci. 34, No. 1, 25-28, 32 (2008). MSC: 34B18 34B16 47N20 PDFBibTeX XMLCite \textit{T. Ma} and \textit{Z. Zhao}, J. Qufu Norm. Univ., Nat. Sci. 34, No. 1, 25--28, 32 (2008; Zbl 1199.34103)
Guo, Xiaoxia; Zhang, Kemei Positive solutions of nonlinear singular fourth-order differential equations. (Chinese. English summary) Zbl 1199.34093 J. Qufu Norm. Univ., Nat. Sci. 34, No. 4, 19-26 (2008). MSC: 34B18 34B16 47N20 PDFBibTeX XMLCite \textit{X. Guo} and \textit{K. Zhang}, J. Qufu Norm. Univ., Nat. Sci. 34, No. 4, 19--26 (2008; Zbl 1199.34093)
Tao, Shujuan; Song, Zuojun; Zhang, Mingying Oscillation of certain second order nonlinear differential equations. (Chinese. English summary) Zbl 1150.34412 J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 59-61 (2007). MSC: 34C10 PDFBibTeX XMLCite \textit{S. Tao} et al., J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 59--61 (2007; Zbl 1150.34412)
Xu, Haiyan; Yang, Fenghua Multiple positive solutions for impulsive Sturm-Liouville boundary value problems. (Chinese. English summary) Zbl 1150.34380 J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 29-34 (2007). MSC: 34B37 34B18 34B24 PDFBibTeX XMLCite \textit{H. Xu} and \textit{F. Yang}, J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 29--34 (2007; Zbl 1150.34380)
Zou, Yumei; Cui, Yujun; Li, Hongyu A necessary and sufficient condition for the existence of positive solutions of fourth-order singular boundary value problems. (Chinese. English summary) Zbl 1150.34377 J. Qufu Norm. Univ., Nat. Sci. 33, No. 1, 27-31 (2007). MSC: 34B18 34B16 47N20 PDFBibTeX XMLCite \textit{Y. Zou} et al., J. Qufu Norm. Univ., Nat. Sci. 33, No. 1, 27--31 (2007; Zbl 1150.34377)
Chen, Xiangping Existence of two positive solutions for singular second order Neumann boundary value problems. (Chinese. English summary) Zbl 1150.34351 J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 51-54 (2007). MSC: 34B18 34B16 PDFBibTeX XMLCite \textit{X. Chen}, J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 51--54 (2007; Zbl 1150.34351)
Liu, Shukuan; Du, Xinsheng On the existence of positive solutions for \(2n\)-th order singular boundary value problems. (English) Zbl 1150.34360 J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 7-12 (2007). MSC: 34B18 34B16 34A45 47N20 PDFBibTeX XMLCite \textit{S. Liu} and \textit{X. Du}, J. Qufu Norm. Univ., Nat. Sci. 33, No. 2, 7--12 (2007; Zbl 1150.34360)
Wang, Ying; Li, Weihua; Tian, Kai Positive unbounded solutions of infinite boundary value problem for a class of singular differential equations. (Chinese. English summary) Zbl 1150.34370 J. Qufu Norm. Univ., Nat. Sci. 33, No. 3, 15-18 (2007). MSC: 34B18 34B16 34B15 47N20 PDFBibTeX XMLCite \textit{Y. Wang} et al., J. Qufu Norm. Univ., Nat. Sci. 33, No. 3, 15--18 (2007; Zbl 1150.34370)
Yao, Xiaogui Positive solutions of a nonlinear four-point boundary value problem in a Banach space. II. (English) Zbl 1150.34522 J. Qufu Norm. Univ., Nat. Sci. 33, No. 3, 43-47 (2007). MSC: 34G20 34B10 34B18 PDFBibTeX XMLCite \textit{X. Yao}, J. Qufu Norm. Univ., Nat. Sci. 33, No. 3, 43--47 (2007; Zbl 1150.34522)
Ni, Jian-cheng; Dai, Yu; Du, Xinsheng Positive solution for fourth order singular boundary value problem. (Chinese. English summary) Zbl 1085.34518 J. Qufu Norm. Univ., Nat. Sci. 31, No. 2, 1-5 (2005). MSC: 34B18 34B16 PDFBibTeX XMLCite \textit{J.-c. Ni} et al., J. Qufu Norm. Univ., Nat. Sci. 31, No. 2, 1--5 (2005; Zbl 1085.34518)
Du, Xinsheng; Zhang, Mingchuan; Qian, Aixia Positive solution of a fourth-order singular boundary value problem. (Chinese. English summary) Zbl 1064.34508 J. Qufu Norm. Univ., Nat. Sci. 29, No. 2, 13-17 (2003). MSC: 34B18 34B15 34B16 PDFBibTeX XMLCite \textit{X. Du} et al., J. Qufu Norm. Univ., Nat. Sci. 29, No. 2, 13--17 (2003; Zbl 1064.34508)
Du, Xinsheng; Qu, Yuekuan Positive solutions for \((p, n-p)\) conjugate singular boundary value problem. (Chinese. English summary) Zbl 1067.34021 J. Qufu Norm. Univ., Nat. Sci. 29, No. 4, 15-18 (2003). MSC: 34B18 34B15 34B16 PDFBibTeX XMLCite \textit{X. Du} and \textit{Y. Qu}, J. Qufu Norm. Univ., Nat. Sci. 29, No. 4, 15--18 (2003; Zbl 1067.34021)
Qian, Aixia; Zhong, Anna Positive solution to a singular superlinear fourth-order boundary value problem. (Chinese. English summary) Zbl 1022.34021 J. Qufu Norm. Univ., Nat. Sci. 28, No. 3, 23-26 (2002). MSC: 34B18 34B16 PDFBibTeX XMLCite \textit{A. Qian} and \textit{A. Zhong}, J. Qufu Norm. Univ., Nat. Sci. 28, No. 3, 23--26 (2002; Zbl 1022.34021)
Zhang, Hongqian The coupled positive solutions for a class of discontinuous nonlinear Volterra type integral equations involving linear Fredholm type integral in Banach spaces. (Chinese. English summary) Zbl 0971.45008 J. Qufu Norm. Univ., Nat. Sci. 26, No. 4, 38-40 (2000). Reviewer: Zhang Wanguo (Shanghai) MSC: 45N05 45G10 45M20 PDFBibTeX XMLCite \textit{H. Zhang}, J. Qufu Norm. Univ., Nat. Sci. 26, No. 4, 38--40 (2000; Zbl 0971.45008)
Sun, Jingxian; Liu, Lishan Existence and uniqueness of solution for a class of nonincreasing operator equations. (Chinese. English summary) Zbl 0772.47030 J. Qufu Norm. Univ., Nat. Sci. 18, No. 2, 9-13 (1992). MSC: 47H07 47J05 PDFBibTeX XMLCite \textit{J. Sun} and \textit{L. Liu}, J. Qufu Norm. Univ., Nat. Sci. 18, No. 2, 9--13 (1992; Zbl 0772.47030)