姓名： 徐大

职称： 教授 导师情况： 博导

电子邮箱：daxu@hunnu.edu.cn

2020年发表的论文：

? Da Xu, On the Observability of Time Discrete Integro-differential Systems, Applied Mathematics & Optimization https://doi.org/10.1007/s00245-019-09556-3 published online: 01 February 2019, pp. 1-73.
? Da Xu, Analytical and numerical solutions of a class of nonlinear integro-differential equations with L 1 kernels, Nonlinear Analysis: Real World Applications 51 (2020) 103002, pp. 1-28.
? Da Xu, Observability inequality for piecewise Hermite cubic orthogonal spline collocation semi-discretization of the wave-Petrovsky system with memory, Z Angew Math Mech. 2020;100:e, https://doi.org/10.1002/zamm., pp. 1-21.
? Jun Zhou, Da Xu, Alternating direction implicit difference scheme for the multi-term time fractional integro-differential equation with a weakly singular kernel, Computers and Mathematics with Applications 79 (2020) 244–255.
? Da Xu, Wenlin Qiu, Jing Guo, A compact finite difference scheme for the fourth-order time-fractional integro-differential equation with a weakly singular kernel, Numer Methods Partial Differential Eq. 2020;36:439–458.
? Da Xu, Jing Guo, Wenlin Qiu, Time two-grid algorithm based on finite difference method for two-dimensional nonlinear fractional evolution equations, Applied Numerical Mathematics 152 (2020) 169–184.
? Jing Guo, Da Xu, Wenlin Qiu, A finite difference scheme for the nonlinear time-fractional partial integro-differential equation, Math Meth Appl Sci. 2020;43:3392–3412.
? Leijie Qiao, Zhibo Wang, Da Xu, An alternating direction implicit orthogonal spline collocation method for the two dimensional multi-term time fractional integro-differential equation, Applied Numerical Mathematics 151 (2020) 199–212.
? Leijie Qiao, Da Xu, Yubin Yan, High-order ADI orthogonal spline collocation method for a new 2D fractional integro-differential problem, Math Meth Appl Sci. 2020;43:5162–5178.
? Hongbin Chen, Da Xu, Jiliang Cao and Jun Zhou, A formally second order BDF ADI difference scheme for the three-dimensional time-fractional heat equation, INTERNATIONAL JOURNAL OF COMPUTER MATHEMATICS, 2020,VOL.97,NO.5,1100–1117.
? Haifeng Wang, Da Xu, Jing Guo, Weak Galerkin finite-element method for time-fractional nonlinear integro-differential equations, Computational and Applied Mathematics (2020) 39:109, https://doi.org/10.1007/s40314-020-1134-8.
? Wenlin Qiu, Da Xu, Jing Guo, Jun Zhou,A time two-grid algorithm based on finite difference method for the two-dimensional nonlinear time-fractional mobile/immobile transport model, Numerical Algorithms, https://doi.org/10.1007/s11075-019-00801-y.



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