科研项目：

1.      参与国家自然科学基金面上项目：椭圆曲线算术理论的若干问题研究，No.10771111

2.      参与国家自然科学基金面上项目：No.11071277

3.      参与国家自然科学基金青年项目：No. 11001145

4.      主持国家自然科学基金青年项目：Cohen-Lenstra 预测中若干问题的研究，No. 11101424

发表文章（含已接受）：

1. Yan Li, Xianke Zhang,  Global unit squares and local unit squares, J. Number Theory 128 (2008), no. 9, 2687—2694

2. Yan Li, Lianrong Ma,  A note on the paper by K. Feng: “Non-congruent numbers, odd graphs and the Birch-Swinnerton-Dyer conjecture” [Acta Arith. 75 (1996), no. 1, 71--83; MR1379391], Acta Arith. 134 (2008), no. 3, 279--281.

3. Su Hu and Yan Li,  A note on global units and local units of  function fields, Acta Arith. 139 (2009), no. 1, 1--8.

4. Su Hu, Yan Li.  The Genus fields of Artin-Schreier extensions. Finite Fields and Their Applications 16 (2010), 255-264

5.  Yan Li, Lianrong Ma.  On the Elements of the Continued Fractions of Quadratic Irrationals. The Fibonacci Quarterly.  Volume 48 No.2 (2010)  129-136.

6.  Su Hu, Yan Li.  Bilinear character sums over norm groups. Publicationes Mathematicae Debrecen. Volume 78 No.2 (2011)

7.  Su Hu, Yan Li.  Error bounds for quasi-Monte Carlo integration for L^∞ with uniform point sets. Monatshefte fur Mathematik. 3rd February  2011 online.

8.  Su Hu, Yan Li.  k-th power residue chains for global fields.

Glasnik Mathematicki.  Vol. 46, No.1 (2011), 11-14.

9.  Yan Li, Lianrong Ma.   Double coverings and unit square problem for cyclotomic fields.  Int. J. Number Theory.  to appear in Nov. 2011

投稿中：

10.  Yan li, Lianrong Ma  A question of Sarkozy and Sos on representation functions, arXiv:1108.1920.

11. Su Hu, Yan Li,   On a uniformly distributed phenomenon in matrix  groups, arXiv:1103.3928

12. Yan Li, Su Hu,   Gauss sums over some matrix groups,

arXiv:1105.4513

13. Yan Li, Su Hu,   On the ratio of θ-congruent numbers,

arXiv:1005.5579

教学工作：

2010.9-2011.6 解析几何，线性代数（工科），复变函数

奖励及其他：

2008年， 获清华大学综合一等奖学金－“清华之友-HITACHI日立化成奖学金”

2011 8.16-8.19，在韩国庆州东国大学举办的“函数域的算术及其相关领域”的学术会议上，作题为“矩阵群上的指数和及其应用”的报告。

2011 8.19-8.26， 访问位于韩国大田的Algebraic Structures and Application Research Centre, Korea Advanced Institute of Science and Technology 以及National Institute for Mathematical Science