Jiao, Xinjun; Yang, Yunrui; Zhao, Bao Three positive solutions of \(n\)th-order \(m\)-point boundary value problems. (Chinese. English summary) Zbl 1463.34097 J. Northwest Norm. Univ., Nat. Sci. 56, No. 3, 25-30 (2020). MSC: 34B18 34B10 47N20 PDFBibTeX XMLCite \textit{X. Jiao} et al., J. Northwest Norm. Univ., Nat. Sci. 56, No. 3, 25--30 (2020; Zbl 1463.34097) Full Text: DOI
Zha, Shuling; Guo, Gaihui Stability of stochastic predator-prey models with Holling-III response function. (Chinese. English summary) Zbl 1463.34215 J. Northwest Norm. Univ., Nat. Sci. 56, No. 2, 10-14 (2020). MSC: 34C60 34D05 60H10 92D25 34F05 34C05 34D20 PDFBibTeX XMLCite \textit{S. Zha} and \textit{G. Guo}, J. Northwest Norm. Univ., Nat. Sci. 56, No. 2, 10--14 (2020; Zbl 1463.34215) Full Text: DOI
Li, Yuyu Positive periodic solutions for the second order differential equation with delays in ordered Banach spaces. (Chinese. English summary) Zbl 1374.34265 J. Northwest Norm. Univ., Nat. Sci. 53, No. 1, 5-11 (2017). MSC: 34K13 34K30 47N20 PDFBibTeX XMLCite \textit{Y. Li}, J. Northwest Norm. Univ., Nat. Sci. 53, No. 1, 5--11 (2017; Zbl 1374.34265) Full Text: DOI
Wang, Lili; Hu, Meng Triple positive periodic solutions for a class of neutral difference equation. (Chinese. English summary) Zbl 1374.39018 J. Northwest Norm. Univ., Nat. Sci. 52, No. 5, 14-17, 23 (2016). MSC: 39A23 34K40 39A12 39A10 39A22 PDFBibTeX XMLCite \textit{L. Wang} and \textit{M. Hu}, J. Northwest Norm. Univ., Nat. Sci. 52, No. 5, 14--17, 23 (2016; Zbl 1374.39018) Full Text: DOI
Guan, Chunmei; Wu, Xingxing; Zhang, Sibao; Xi, Xiaozhong The positive integer solutions of Diophantine equation \(\varphi(xyz) = 5(\varphi(x) + \varphi(y) + \varphi(z))\). (Chinese. English summary) Zbl 1374.11005 J. Northwest Norm. Univ., Nat. Sci. 52, No. 4, 17-21 (2016). MSC: 11A25 PDFBibTeX XMLCite \textit{C. Guan} et al., J. Northwest Norm. Univ., Nat. Sci. 52, No. 4, 17--21 (2016; Zbl 1374.11005) Full Text: DOI
Li, Hongying; She, Lianbing; Liao, Jiafeng Existence of positive solutions for a class of singular \(p\)-Laplacian equations. (Chinese. English summary) Zbl 1374.35031 J. Northwest Norm. Univ., Nat. Sci. 52, No. 4, 1-4 (2016). MSC: 35B09 35J75 PDFBibTeX XMLCite \textit{H. Li} et al., J. Northwest Norm. Univ., Nat. Sci. 52, No. 4, 1--4 (2016; Zbl 1374.35031) Full Text: DOI
Wu, Hongping Positive solutions of a fourth-order boundary value problem with two parameters. (Chinese. English summary) Zbl 1324.34055 J. Northwest Norm. Univ., Nat. Sci. 50, No. 6, 16-19 (2014). MSC: 34B18 34B08 PDFBibTeX XMLCite \textit{H. Wu}, J. Northwest Norm. Univ., Nat. Sci. 50, No. 6, 16--19 (2014; Zbl 1324.34055)
Wang, Yong Existence of positive solutions for a fourth order discrete boundary value problem. (Chinese. English summary) Zbl 1313.39010 J. Northwest Norm. Univ., Nat. Sci. 50, No. 3, 25-28 (2014). MSC: 39A12 PDFBibTeX XMLCite \textit{Y. Wang}, J. Northwest Norm. Univ., Nat. Sci. 50, No. 3, 25--28 (2014; Zbl 1313.39010)
Sun, Jianping; Zhang, Xiaoli Existence of positive solutions for a nonlinear third-order three-point boundary value problem. (Chinese. English summary) Zbl 1265.34088 J. Northwest Norm. Univ., Nat. Sci. 48, No. 3, 1-4, 31 (2012). MSC: 34B18 34B27 34B10 47N20 PDFBibTeX XMLCite \textit{J. Sun} and \textit{X. Zhang}, J. Northwest Norm. Univ., Nat. Sci. 48, No. 3, 1--4, 31 (2012; Zbl 1265.34088)
Yang, Chunfeng Existence of positive solutions of a nonlinear second-order BVP with integral boundary conditions. (Chinese. English summary) Zbl 1240.34126 J. Northwest Norm. Univ., Nat. Sci. 47, No. 3, 11-14 (2011). MSC: 34B18 34B10 34A45 PDFBibTeX XMLCite \textit{C. Yang}, J. Northwest Norm. Univ., Nat. Sci. 47, No. 3, 11--14 (2011; Zbl 1240.34126)
Ma, Huili; Hu, Chunping Positive solutions for second-order nonlinear discrete periodic boundary value problems. (English) Zbl 1240.39016 J. Northwest Norm. Univ., Nat. Sci. 46, No. 6, 1-6, 10 (2010). MSC: 39A12 34B18 39A22 39A10 PDFBibTeX XMLCite \textit{H. Ma} and \textit{C. Hu}, J. Northwest Norm. Univ., Nat. Sci. 46, No. 6, 1--6, 10 (2010; Zbl 1240.39016)
Luo, Hua Positive solutions of a class of nonlinear weighted eigenvalue problem on time scales. (Chinese. English summary) Zbl 1212.34062 J. Northwest Norm. Univ., Nat. Sci. 45, No. 5, 1-5 (2009). MSC: 34B18 34B09 34C23 34N05 PDFBibTeX XMLCite \textit{H. Luo}, J. Northwest Norm. Univ., Nat. Sci. 45, No. 5, 1--5 (2009; Zbl 1212.34062)
Sun, Jianping; Wang, Xiaoyun Existence of positive solutions for fourth-order four-point Sturm-Liouville boundary value problem. (Chinese. English summary) Zbl 1212.34090 J. Northwest Norm. Univ., Nat. Sci. 45, No. 2, 1-4 (2009). MSC: 34B24 34B10 34B18 47N20 PDFBibTeX XMLCite \textit{J. Sun} and \textit{X. Wang}, J. Northwest Norm. Univ., Nat. Sci. 45, No. 2, 1--4 (2009; Zbl 1212.34090)
Li, Baolin; Pu, Wujun Existence of a positive periodic solution of a class of nonlinear time delay systems with impulses. (Chinese. English summary) Zbl 1199.34345 J. Northwest Norm. Univ., Nat. Sci. 44, No. 2, 1-5 (2008). MSC: 34K13 34K45 47N20 PDFBibTeX XMLCite \textit{B. Li} and \textit{W. Pu}, J. Northwest Norm. Univ., Nat. Sci. 44, No. 2, 1--5 (2008; Zbl 1199.34345)
Li, Yanming Positive solutions for semipositone boundary value problems of second order difference equations. (Chinese. English summary) Zbl 1174.39314 J. Northwest Norm. Univ., Nat. Sci. 43, No. 6, 11-14 (2007). MSC: 39A11 39A10 PDFBibTeX XMLCite \textit{Y. Li}, J. Northwest Norm. Univ., Nat. Sci. 43, No. 6, 11--14 (2007; Zbl 1174.39314)
Liu, Yani Positive periodic solutions of nonlinear second order ordinary differential equations with changing sign of coefficients. (Chinese. English summary) Zbl 1174.34402 J. Northwest Norm. Univ., Nat. Sci. 43, No. 5, 7-11 (2007). MSC: 34C25 34B18 PDFBibTeX XMLCite \textit{Y. Liu}, J. Northwest Norm. Univ., Nat. Sci. 43, No. 5, 7--11 (2007; Zbl 1174.34402)
Zhang, Lingzhong The existence of positive periodic solutions of nonlinear second-order ordinary differential equations. (Chinese. English summary) Zbl 1040.34051 J. Northwest Norm. Univ., Nat. Sci. 39, No. 2, 4-7 (2003). MSC: 34C25 PDFBibTeX XMLCite \textit{L. Zhang}, J. Northwest Norm. Univ., Nat. Sci. 39, No. 2, 4--7 (2003; Zbl 1040.34051)
Ma, Qiaozhen Positive solutions of a superlinear second-order \(m\)-point boundary value problem. (Chinese. English summary) Zbl 1040.34018 J. Northwest Norm. Univ., Nat. Sci. 39, No. 2, 1-3 (2003). MSC: 34B10 34B18 PDFBibTeX XMLCite \textit{Q. Ma}, J. Northwest Norm. Univ., Nat. Sci. 39, No. 2, 1--3 (2003; Zbl 1040.34018)
Ma, Yuhong; Ma, Ruyun On concave positive solution to a second-order three-point boundary value problem. (Chinese. English summary) Zbl 1018.34010 J. Northwest Norm. Univ., Nat. Sci. 38, No. 2, 8-13 (2002). MSC: 34B10 34B18 PDFBibTeX XMLCite \textit{Y. Ma} and \textit{R. Ma}, J. Northwest Norm. Univ., Nat. Sci. 38, No. 2, 8--13 (2002; Zbl 1018.34010)
Tang, Zhongwei; Xiao, Li Asymptotic behavior of a class of reaction-diffusion systems. (Chinese. English summary) Zbl 0988.35083 J. Northwest Norm. Univ., Nat. Sci. 37, No. 1, 5-12 (2001). MSC: 35K57 92D25 35B10 PDFBibTeX XMLCite \textit{Z. Tang} and \textit{L. Xiao}, J. Northwest Norm. Univ., Nat. Sci. 37, No. 1, 5--12 (2001; Zbl 0988.35083)