Qu, Zhaoyang; Zhou, Ning; Qu, Nan; Wang, Lei; Liu, Yaowei The collaborative filtering recommendation algorithm of power big data based on knowledge correlation. (Chinese. English summary) Zbl 1413.68174 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 74-78 (2018). MSC: 68U35 68P10 68T35 PDFBibTeX XMLCite \textit{Z. Qu} et al., J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 74--78 (2018; Zbl 1413.68174) Full Text: DOI
Jia, Jun; Huang, Jianhong On nearly \(s\)-semipermutable subgroups. (Chinese. English summary) Zbl 1413.20021 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 5-9 (2018). MSC: 20D20 20D15 20D40 20D25 PDFBibTeX XMLCite \textit{J. Jia} and \textit{J. Huang}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 5--9 (2018; Zbl 1413.20021) Full Text: DOI
Chen, Yiliang; Teng, Zhidong The extinction and persistence of stochastical perturbed SIVS epidemic models with general nonlinear incidence rate. (Chinese. English summary) Zbl 1424.92042 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 47-53 (2018). MSC: 92D30 60H15 PDFBibTeX XMLCite \textit{Y. Chen} and \textit{Z. Teng}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 47--53 (2018; Zbl 1424.92042) Full Text: DOI
Pan, Wei; Xu, Zhenguo \(S\)-convergence of ideals and filters. (Chinese. English summary) Zbl 1413.54035 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 43-46 (2018). MSC: 54A20 PDFBibTeX XMLCite \textit{W. Pan} and \textit{Z. Xu}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 43--46 (2018; Zbl 1413.54035) Full Text: DOI
Liu, Liya; Gu, Feng Common fixed point theorem of \(\left ({\psi,\phi,\theta} \right)\)-contractive mappings in 2-metric spaces. (Chinese. English summary) Zbl 1413.54138 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 36-42 (2018). MSC: 54H25 54E40 PDFBibTeX XMLCite \textit{L. Liu} and \textit{F. Gu}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 36--42 (2018; Zbl 1413.54138) Full Text: DOI
Lin, Wenxian Oscillation for certain even order neutral functional differential equations with damping terms. (Chinese. English summary) Zbl 1413.34217 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 32-35 (2018). MSC: 34K11 34K40 PDFBibTeX XMLCite \textit{W. Lin}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 32--35 (2018; Zbl 1413.34217) Full Text: DOI
Dou, Zhongli; Wang, Rui Stability and Neimark-Sacker bifurcation behavior of logistic model with piecewise constant arguments. (Chinese. English summary) Zbl 1413.34272 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 25-31 (2018). MSC: 34K60 34K20 34K18 92D25 PDFBibTeX XMLCite \textit{Z. Dou} and \textit{R. Wang}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 25--31 (2018; Zbl 1413.34272) Full Text: DOI
Wang, Chaojun; Cui, Yanyan; Liu, Hao Two subclasses of biholomorphic mappings on Bergman-Hartogs domains. (Chinese. English summary) Zbl 1413.32001 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 19-24 (2018). MSC: 32A07 32H02 30C45 PDFBibTeX XMLCite \textit{C. Wang} et al., J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 19--24 (2018; Zbl 1413.32001) Full Text: DOI
Guo, Yuhong Some identities for the part 1 of integer compositions. (Chinese. English summary) Zbl 1413.05021 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 15-18 (2018). MSC: 05A17 05A19 11P84 11B39 PDFBibTeX XMLCite \textit{Y. Guo}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 15--18 (2018; Zbl 1413.05021) Full Text: DOI
Zhang, Sibao; Guan, Chunmei Solutions of an equation involving two number theoretical functions. (Chinese. English summary) Zbl 1413.11056 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 10-14 (2018). MSC: 11B83 11B68 PDFBibTeX XMLCite \textit{S. Zhang} and \textit{C. Guan}, J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 10--14 (2018; Zbl 1413.11056) Full Text: DOI
Huang, Jie; Wei, Sining; Chen, Liang On dual ruled surfaces in Minkowski 3-space. (Chinese. English summary) Zbl 1413.53030 J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 1-4 (2018). MSC: 53A35 PDFBibTeX XMLCite \textit{J. Huang} et al., J. Northeast Norm. Univ., Nat. Sci. Ed. 50, No. 1, 1--4 (2018; Zbl 1413.53030) Full Text: DOI