李计勇
姓 名：李计勇
职称/职务：副教授
E - mail:ljyong406@163.com
研究领域：微分方程数值解；动力系统保结构算法
来校时间：2012年
个人简介：
1980年6月24日出生，男，汉族，河北省南和县人。理学博士。 硕士生导师。美国《数学评论》(Mathematical Reviews)评论员。石家庄市青年联合会第十一届委员。在《Comput. Phys. Comm.》， 《Appl. Numer. Math.》， 《Numer. Algor.》等国际SCI学术期刊上发表论文20余篇。已主持完成国家自然科学基金项目1项，河北省自然科学基金项目1项，其它基金4项。现为《Numer. Algor.》和《Appl. Math. Comput.》等多种SCI期刊的审稿人。
详细介绍
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教育背景：
博士，计算数学，南京大学，2009-2012
硕士，计算数学，南京大学，2007-2009
学士，数学与应用数学，河北科技大学，2001-2005
工作经历:
2012年—现在，河北师范大学数学与信息科学学院
2019年8月-2020年7月，,新加坡国立大学数学系访问****，合作导师：包维柱 教授
教学情况：
主讲本科生课程《高等数学》、《数值分析》等
主讲研究生课程《微分方程的数值解法》，《哈密顿系统的辛几何算法》，《工程数学》等
科研情况：
一、承担科研项目情况（按时间倒序排列）
6. 河北省高等学校科学技术研究项目青年基金(No.QN**)，2019-2021，主持.
5. 河北师范大学****基金 (No.L2018J01)，2018-2020，主持.
4. 国家自然科学基金青年基金(No.**)，2015-2017，主持（已结项）;
3. 河北省自然科学基金(No.A)，2014-2016，主持（已结项）;
2. 河北师范大学重点基金(No.L2013Z02)，2014-2015，主持（已结项）;
1. 河北师范大学博士基金(No.L2012B03)，2013-2015，主持（已结项）.
二．代表性论文（按时间倒序排列）
[26] Jiyong Li, Multi-step Runge-Kutta hybrid methodsfor special third order ordinary differential equations, submitted
[25] Jiyong Li, Non-standard approach for singular problem, submitted
[24] Jiyong Li, Extended multi-step Runge-Kutta-Nystr?m methods for oscillatory second-order systems, Journal of Computational and Applied Mathematics, submitted
[23] Yonglei Fang*, XianfaHu, Jiyong Li, Explicit pseudo two-step exponentialRunge–Kutta methods for the numerical integration of first-order differentialequations, Numerical Algorithms, accepted （SCI）
[22] Jiyong Li*, Yachao Gao, Modified multi-step Nystr?m methods for oscillatory second-order initial value problems y''(t) = f(t,y(t),y'(t)), International Journal of Computer Mathematics, accepted （SCI）
[21] Jiyong Li*, Xinyuan Wu, Energy-preserving continuous stage extended Runge-Kutta-Nystr?m methods for oscillatory Hamiltonian systems，Applied Numerical Mathematics, 145 (2019) 469-487. （SCI）
[20] Jiyong Li*, Yachao Gao, Energy-preserving trigonometrically-fitted continuous stage Runge-Kutta-Nystr?m methods for oscillatory Hamiltonian systems, Numerical Algorithms, 81 (2019) 1379-1401.（SCI）
[19] Jiyong Li*, Multi-step hybrid methods adapted to the numerical integration of oscillatory second-order systems, Journal of Applied Mathematics and Computing, 61 (2019) 155–184. （EI）
??[18] Jiyong Li*, Shuo Deng, Xianfen Wang, Multi-step Nystr?m methods for general second-order initial value problems y''(t) =f(t,y'(t),y'(t)), International Journal of Computer Mathematics, 6 (2019) 1254-1277.（SCI）
[17] Jiyong Li*, Wei Shi, Xinyuan Wu, The existence of explicit symplectic ARKN methods with several stages and algebraic order greater than two， Journal of Computational and Applied Mathematics, 353 (2019) 204–209.（SCI）
[16] Jiyong Li*, Symplectic and symmetric trigonometrically-fitted ARKN methods, Applied Numerical Mathematics, 135 (2019) 381-395. （SCI） ??
[15] Jiyong Li*, Shuo Deng, Xianfen Wang, Extended explicit pseudo two-step RKN methods for oscillatory systems y'' +My = f(y), Numerical Algorithms, 78 (2018) 673-700.（SCI）
[14] Jiyong Li*, Xianfen Wang, Bin Wang, Trigonometrically-fitted symmetric two-step hybrid methods for oscillatory problems, Journal of Computational and Applied Mathematics, 344 (2018) 115-131. （SCI）
[13] Jiyong Li*, Trigonometrically fitted three-derivative Runge-Kutta methods for solving oscillatory initial value problems, Applied Mathematics and Computation, 330 (2018) 103-117. （SCI）
[12] Jiyong Li*, Trigonometrically-fitted multi-step hybrid methods for oscillatory special second-order initial value problems, International Journal of Computer Mathematics, 95 (2018) 979-997. （SCI）
[11] Jiyong Li*, Xianfen Wang, Ming Lu, A class of linear multi-step method adapted to general oscillatory second-order initial value problems, Journal of Applied Mathematics and Computing, 56 (2018) 561-591. （EI）
[10] Jiyong Li*, Shuo Deng， Trigonometrically fitted multi-step RKN methods for second-order oscillatory initial value problems，Applied Mathematics and Computation，320 (2018) 740–753. (SCI)
[9] Hao Zhang，Mingxue Shi，Jiyong Li，Bin Wang*, Diagonal implicit symmetric ERKN integrators for solving oscillatory reversible systems，International Journal of Applied and Computational Mathematics，3 (2017) 1229–1247.
[8] Jiyong Li*, Trigonometrically fitted multi-step Runge-Kutta methods for solving oscillatory initial value problems, Numerical Algorithms, 76 (2017) 237-258.（SCI）
[7] Jiyong Li*, Xianfen Wang, Multi-step Runge–Kutta–Nystr?m methods for special second-order initial value problems, Applied Numerical Mathematics, 113 (2017) 54–70. （SCI）
[6] Jiyong Li*, A family of improved Falkner-type methods for oscillatory systems, Applied Mathematics and Computation, 293 (2017) 345–357. （SCI）
[5] Jiyong Li*, Xianfen Wang, Multi-step hybrid methods for special second-order differential equations y''(t)=f (t,y(t)), Numerical Algorithms, 73 (2016) 711-733.（SCI）
[4] Jiyong Li, Xinyuan Wu*, Error analysis of explicit TSERKN methods for highly oscillatory systems, Numerical Algorithms 65 (2014) 465–483. （SCI）
[3] Jiyong Li, Xinyuan Wu*, Adapted Falkner-type methods solving oscillatory second- order differential equations, Numerical Algorithms, 62 (2013) 355–381. （SCI）
[2] Jiyong Li, Bin Wang, Xiong You, Xinyuan Wu*, Two-step extended RKN methods for oscillatory systems, Computer Physics Communications 182 (2011) 2486–2507. （SCI）
[1] Xinyuan Wu*, Xiong You, Jiyong Li, Note on derivation of order conditions for ARKN methods for perturbed oscillators, Computer Physics Communications 180 (2009) 1545–1549. （SCI）