Zhang, Jichao; Zhou, Hang; Ma, Hui Price volatility barrier option based on Bessel process. (Chinese. English summary) Zbl 1463.91179 J. Beihua Univ., Nat. Sci. 21, No. 2, 152-156 (2020). MSC: 91G20 91G80 PDFBibTeX XMLCite \textit{J. Zhang} et al., J. Beihua Univ., Nat. Sci. 21, No. 2, 152--156 (2020; Zbl 1463.91179)
Shang, Yuying; Zhang, Meili; Liu, Guimin; Lv, Hongbin Algorithm for spectral radius of irreducible nonnegative matrix based on diagonal similarity transformation and its application. (Chinese. English summary) Zbl 1463.65077 J. Beihua Univ., Nat. Sci. 21, No. 2, 147-151 (2020). MSC: 65F15 PDFBibTeX XMLCite \textit{Y. Shang} et al., J. Beihua Univ., Nat. Sci. 21, No. 2, 147--151 (2020; Zbl 1463.65077)
Liu, Wengqing; Chen, Qingwan Effect of diffusion in cross-diffusion predator model with B-D reaction function. (Chinese. English summary) Zbl 1463.35311 J. Beihua Univ., Nat. Sci. 21, No. 2, 141-146 (2020). MSC: 35K57 92D25 PDFBibTeX XMLCite \textit{W. Liu} and \textit{Q. Chen}, J. Beihua Univ., Nat. Sci. 21, No. 2, 141--146 (2020; Zbl 1463.35311)