Shi, Song-ling Examples of five limit cycles for the system \({dx\over dt}=\lambda x- y+\sum_{i+k=3} a_{ik}x^iy^k\;{dy\over dt}=x+\lambda y+\sum_{i+k=3} b_{ik}x^iy^i\). (Chinese) Zbl 0417.34055 Acta Math. Sin. 18, 300-304 (1975). MSC: 34C05 PDFBibTeX XMLCite \textit{S.-l. Shi}, Acta Math. Sin. 18, 300--304 (1975; Zbl 0417.34055)
Ye, Yan-qian; Chen, Lan-sun On the uniqueness of limit cycles of the system of differential equations \({dx\over dt}=-y+\delta x+\ell x^2+xy+ny^2, {dy\over dt}=x\). (Chinese) Zbl 0417.34054 Acta Math. Sin. 18, 219-222 (1975). MSC: 34C05 PDFBibTeX XMLCite \textit{Y.-q. Ye} and \textit{L.-s. Chen}, Acta Math. Sin. 18, 219--222 (1975; Zbl 0417.34054)
Qi, Dong-xu; Tian, Zi-xian; Zhang, Yu-xin; Feng, Jia-bin Curve fitting by method of numerical smoothing. (Chinese) Zbl 0406.65004 Acta Math. Sin. 18, 173-184 (1975). MSC: 65D10 41A15 65D07 PDFBibTeX XMLCite \textit{D.-x. Qi} et al., Acta Math. Sin. 18, 173--184 (1975; Zbl 0406.65004)
Wang, Kang-ning On the stability of elastic vibrations. II. (Chinese) Zbl 0388.73046 Acta Math. Sin. 18, 24-34 (1975). MSC: 74F10 PDFBibTeX XMLCite \textit{K.-n. Wang}, Acta Math. Sin. 18, 24--34 (1975; Zbl 0388.73046)
Shi, Gen-hua The least number of fixed points of identity mapping class. (Chinese) Zbl 0375.57004 Acta Math. Sin. 18, 192-202 (1975). MSC: 57Q05 55Q05 PDFBibTeX XMLCite \textit{G.-h. Shi}, Acta Math. Sin. 18, 192--202 (1975; Zbl 0375.57004)
Ying, Mei-qian; Xu, Rui-en; Wei, Quan-ling Stability of mathematical programming. (Chinese) Zbl 0374.90063 Acta Math. Sin. 18, 123-135 (1975). MSC: 90C30 PDFBibTeX XMLCite \textit{M.-q. Ying} et al., Acta Math. Sin. 18, 123--135 (1975; Zbl 0374.90063)
Wang, Mu-qiu The enlargement of the region of stable parameters. (Chinese) Zbl 0373.34025 Acta Math. Sin. 18, 107-122 (1975). MSC: 34D05 PDFBibTeX XMLCite \textit{M.-q. Wang}, Acta Math. Sin. 18, 107--122 (1975; Zbl 0373.34025)
Li, Bing-ren Real \(C^*\)-algebras. (Chinese) Zbl 0369.46056 Acta Math. Sin. 18, 216-218 (1975). MSC: 46L05 46K10 PDFBibTeX XMLCite \textit{B.-r. Li}, Acta Math. Sin. 18, 216--218 (1975; Zbl 0369.46056)
Gu, Jin-yong Great contributions of ancient Chinese mathematics to world’s culture. (Chinese) Zbl 0365.01002 Acta Math. Sin. 18, 18-23 (1975). Reviewer: Lay Yong Lam (Singapore) MSC: 01A25 PDFBibTeX XMLCite \textit{J.-y. Gu}, Acta Math. Sin. 18, 18--23 (1975; Zbl 0365.01002)
Lin, Qun Bounds of the eigenfunctions of neutron transport equation. (Chinese) Zbl 0359.45008 Acta Math. Sin. 18, 290-293 (1975). MSC: 45K05 47Gxx 35P15 47A50 PDFBibTeX XMLCite \textit{Q. Lin}, Acta Math. Sin. 18, 290--293 (1975; Zbl 0359.45008)
Wang, Ren-hong The structural characterization and interpolation for multivariate splines. (Chinese) Zbl 0358.41004 Acta Math. Sin. 18, 91-106 (1975). MSC: 41A15 41A05 PDFBibTeX XMLCite \textit{R.-h. Wang}, Acta Math. Sin. 18, 91--106 (1975; Zbl 0358.41004)
Pan, Chengdong; Ding, Xiaqi A mean value theorem. (Chinese) Zbl 0353.10029 Acta Math. Sin. 18, 254-262 (1975). MSC: 11N05 11N35 11M35 PDFBibTeX XMLCite \textit{C. Pan} and \textit{X. Ding}, Acta Math. Sin. 18, 254--262 (1975; Zbl 0353.10029)
Wang, Yuan A note on a theorem of Davenport. (Chinese) Zbl 0353.10021 Acta Math. Sin. 18, 286-289 (1975). MSC: 11H06 PDFBibTeX XMLCite \textit{Y. Wang}, Acta Math. Sin. 18, 286--289 (1975; Zbl 0353.10021)
Guo, Zhurui Lacunary interpolation by splines. (Chinese) Zbl 0351.41007 Acta Math. Sin. 18, 247-253 (1975). MSC: 41A15 41A05 PDFBibTeX XMLCite \textit{Z. Guo}, Acta Math. Sin. 18, 247--253 (1975; Zbl 0351.41007)
Yang, Lo; Zhang, Guanghou Deficient values of entire functions. (Chinese) Zbl 0351.30025 Acta Math. Sin. 18, 35-53 (1975). MSC: 30D35 PDFBibTeX XMLCite \textit{L. Yang} and \textit{G. Zhang}, Acta Math. Sin. 18, 35--53 (1975; Zbl 0351.30025)
Xu, Yong-hua A necessary and sufficient condition for the minimal conditions of rings to imply the maximal conditions. (Chinese) Zbl 0351.16012 Acta Math. Sin. 18, 274-285 (1975). MSC: 16P10 13E99 PDFBibTeX XMLCite \textit{Y.-h. Xu}, Acta Math. Sin. 18, 274--285 (1975; Zbl 0351.16012)
Yang, Lo; Zhang, Guanghou Tangential cluster sets and boundary properties of meromorphic functions. (Chinese) Zbl 0349.30031 Acta Math. Sin. 18, 136-148 (1975). MSC: 30D40 30D30 PDFBibTeX XMLCite \textit{L. Yang} and \textit{G. Zhang}, Acta Math. Sin. 18, 136--148 (1975; Zbl 0349.30031)
Li, Wei-xuan On optimal allocation of experiments in the case of \(N\geq 3n\). (Chinese) Zbl 0348.62005 Acta Math. Sin. 18, 54-64 (1975). MSC: 62B99 PDFBibTeX XMLCite \textit{W.-x. Li}, Acta Math. Sin. 18, 54--64 (1975; Zbl 0348.62005)
Yang, An-zhou Two theorems on the general continuum hypothesis and the axiom of choice. (Chinese) Zbl 0348.02048 Acta Math. Sin. 18, 294-296 (1975). MSC: 03E25 03E50 PDFBibTeX XMLCite \textit{A.-z. Yang}, Acta Math. Sin. 18, 294--296 (1975; Zbl 0348.02048)
Chen, Zhao-guo Equilibrium solutions and asymptotic properties of optimum filter. (Chinese) Zbl 0345.93063 Acta Math. Sin. 18, 203-215 (1975). MSC: 93E10 60G35 PDFBibTeX XMLCite \textit{Z.-g. Chen}, Acta Math. Sin. 18, 203--215 (1975; Zbl 0345.93063)
Sun, Shun-hua A note on stabilization of linear control systems in Hilbert space. (Chinese) Zbl 0345.93041 Acta Math. Sin. 18, 297-299 (1975). MSC: 93D15 93C05 93C25 PDFBibTeX XMLCite \textit{S.-h. Sun}, Acta Math. Sin. 18, 297--299 (1975; Zbl 0345.93041)
Wu, Wen-jun Theory of \(I^*\)-functor in algebraic topology. - Real topology of homogeneous spaces. (Chinese) Zbl 0343.57026 Acta Math. Sin. 18, 162-172 (1975). MSC: 57T15 PDFBibTeX XMLCite \textit{W.-j. Wu}, Acta Math. Sin. 18, 162--172 (1975; Zbl 0343.57026)