李嘉禹，男，汉族，1963年6月出生，安徽明光人，研究生学历，博士学位，1987年6月加入中国共产党，1988年7月参加工作。现任中国科学技术大学数学科学学院教授。

学习简历：

1983年9月入杭州大学数学系，直接攻读博士学位，1988年7月获得博士学位。

1979年9月入安徽大学数学系学习，1983年7月获得学士学位。

工作简历：

2022年9月，中国科学技术大学杰出讲席教授

2010年10月至2021年11月为中国科学技术大学数学科学学院执行院长

2010年10月，中国科学技术大学数学科学学院教授

2004年7月至2009年12月在联合国教科文组织-国际理论物理中心数学组工作，岗位为研究员。

2001年被任命为德国马普协会中德几何分析伙伴小组组长。

2000年被聘为复旦大学长江教授。

1996年9月至2021年3月为中国科学院数学与系统科学研究院研究员。

1995年获洪堡基金资助，赴德国鲁尔大学和德国马普协会莱比锡数学所合作研究，同年获得中国科学院“百人计划”资助。

1992年8月至1995年12月在意大利国际理论物理中心及中国科学院数学所做博士后研究工作。

1988年7月至1992年7月在安徽大学数学系工作。

2019年8月1日，入选2019年中国科学院院士增选初步候选人名。

2021年8月1日，入选2021年中国科学院院士增选初步候选人名。

李嘉禹是2023年中国科学院数学物理部院士增选有效候选人，张继平、赵政国提名

2023年12月，辽宁大连召开的中国数学会第十四次会员代表大会，李嘉禹当选中国数学会第十四届副理事长。

李嘉禹教授的研究领域为几何分析，基础数学中最活跃、最重要的领域之一。李嘉禹教授在几何中非线性方程解空间紧性及存在性方面做出了杰出工作，取得了一系列为同行认可的杰出成果：（1）李嘉禹与合作者构造一个新的发展方程来研究无边极小曲面的存在性，得到极小环面的存在性。（2）李嘉禹与合作者研究了一般情况下稳定调和映照的紧性，得到了有关弱极限和能量集中集的奇点公式，并举例说明弱极限未必稳定，把这个困难问题的研究向前推进了一步。（3）李嘉禹与合作者解决了Kobayashi猜想及Bando-Siu猜想，证明了非紧情况下的Donaldson-Uhlenbeck-丘成桐定理，得到了稳定抛物丛上的陈数不等式。

李嘉禹教授2010年10月从数学与系统科学研究院来到中国科学技术大学负责数学科学学院筹建工作，学院于2011年3月正式成立，李嘉禹任执行院长至2021年11月。 2017年中国科学技术大学数学学科成为首轮“双一流”建设学科，2021年在“双一流”学科评估中成绩显著，2022年成为第二轮“双一流”建设学科。李嘉禹教授协助马志明院长于2013年创办了国际学术期刊《Communications in Mathematics and Statistics》，成为科大三个SCI期刊之一，中国数学会认可的Top 1 期刊。

1998年获得中国科学院“百人计划”优秀团队称号。

1999年获得国家杰出青年基金资助，同年获得香港求是科技基金会杰出青年学者奖。

2000年被评为首届全国优秀博士后。

2000年获得中国科学院自然科学二等奖。

2000年被聘为教育部长江特聘教授。

2001年获北京青年科技奖，同年获第五届中国青年科学家奖提名奖。

2002年 中国数学会陈省身数学奖。

2017年 国家基金委创新群体“几何分析”学术带头人。

2017年 国家自然科学奖二等奖。

2020年 科技部变革性技术“丛上的几何与分析”项目负责人。

1. Li, Jiayu; Zhu, Chaona; A blow-up formula for stationary quaternionic maps. Proc. Amer. Math. Soc. 151 (2023), no. 11, 4941–4948.

2. Bi, Yuchen; Li, Jiayu; Liu, Lei; Peng, Shuangjie The C0-convergence at the Neumann boundary for Liouville equations. Calc. Var. Partial Differential Equations 62 (2023), no. 3, Paper No. 107, 26 pp.

3. Li, Jiayu; Sun, Linlin; Yang, Yunyan The boundary value problem for the mean field equation on a compact Riemann surface. Sci. China Math. 66 (2023), no. 1, 115–142.

4. Li, Jiayu; Zhu, Chaona; Zhu, Miaomiao The qualitative behavior for α-harmonic maps from a surface with boundary into a sphere. Trans. Amer. Math. Soc. 376 (2023), no. 1, 391–417.

5. Li, Jiayu; Wan, Fangshu; Yang, Yunyan Expansions for distributional solutions of the elliptic equation in two dimensions. Commun. Contemp. Math. 24 (2022), no. 7, Paper No. 2150018, 27 pp

6. Li, Jiayu; Liu, Lei; Zhu, Chaona; Zhu, Miaomiao, Energy identity and necklessness for α-Dirac-harmonic maps into a sphere. Calc. Var. Partial Differential Equations 60 (2021), no. 4, Paper No. 146, 19 pp.

7. Han, Xiaoli; Li, Jiayu; Sun, Jun Gradient flow of the Lβ-functional. Commun. Math. Res. 37 (2021), no. 1, 113–140.

8. Li, Chao; Li, Jiayu; Zhang, Xi Some interior regularity estimates for solutions of complex Monge-Ampère equations on a ball. Calc. Var. Partial Differential Equations 60 (2021), no. 1, Paper No. 34, 17 pp

9. Guo, Zongming; Li, Jiayu; Wan, Fangshu, Asymptotic behavior at the isolated singularities of solutions of some equations on singular manifolds with conical metrics. Comm. Partial Differential Equations 45 (2020), no. 12, 1647–1681.

10. Li, Chao; Li, Jiayu; Zhang, Xi, A mean value formula and a Liouville theorem for the complex Monge-Ampère equation. Int. Math. Res. Not. IMRN 2020, no. 3, 853–867.

11. Li, Jiayu; Wan, Fangshu, Bôcher-type theorem on n-dimensional manifolds with conical metric. Proc. Amer. Math. Soc. 147 (2019), no. 10, 4527–4538.

12. He, Ling; Li, Jiayu, Symplectic critical surfaces with parallel normalized mean curvature vector in two-dimensional complex space forms. Internat. J. Math. 30 (2019), no. 5, 1950027, 18 pp.

13. Chen, Min; Li, Jiayu, Eigenfunctions for quasi-Laplacian. Nonlinear Anal. 187 (2019), 205–213.

14. Li, Jiayu; Liu, Lei, Partial regularity of harmonic maps from a Riemannian manifold into a Lorentzian manifold. Pacific J. Math. 299 (2019), no. 1, 33–52.

15. Li, Jiayu; Zhu, Chaona, The convergence of the mean field type flow at a critical case. Calc. Var. Partial Differential Equations 58 (2019), no. 2, Paper No. 60, 18 pp.

16. Li, Jiayu; Zhu, Xiangrong, Energy identity and necklessness for a sequence of Sacks–Uhlenbeck maps to a sphere, Ann. Inst. H. Poincare Anal. Non Lineaire 36 (2019), no. 1, 103–118.

17. Li, Jia Yu; Yang, Yun Yan; Zhu, Xiao Bao, Moser-Trudinger inequalities and existence of their extremal functions. (Chinese) J. Anhui Univ. Nat. Sci. 42 (2018), no. 5, 1–9.

18. Han, Xiaoli; Li, Jiayu; Sun, Jun, The deformation of symplectic critical surfaces in a Kähler surface-I, Int. Math. Res. Not. IMRN (2018), no. 20, 6290-6328.

19. Li, Jiayu; Zhang, Chuanjing; Zhang, Xi, A note on curvature estimate of the Hermitian-Yang-Mills flow, Commun. Math. Stat. 6 (2018), no. 3, 319-358.

20. Li, Chao; Li, Jiayu; Zhang, Xi, A C2,α estimate of the complex Monge-Ampère equation, J. Funct. Anal. 275 (2018), no. 1, 149-169.

21. Han, Xiaoli; Li, Jiayu; Zhao, Liang, A mean-curvature flow along a Kähler-Ricci flow, Internat. J. Math. 29 (2018), no. 1, 1850006, 25 pp.

22. Li, Jiayu; Zhang, Chuanjing; Zhang, Xi, The limit of the Hermitian-Yang-Mills flow on reflexive sheaves, Adv. Math. 325 (2018), 165-214.

23. Li, Jiayu; Zhang, Yongbing, Lagrangian F-stability of closed Lagrangian self-shrinkers, J. Reine Angew. Math. 733 (2017), 1-23.

24. Li, Jiayu; Zhang, Chuanjing; Zhang, Xi, The Hermitian-Yang-Mills flow on Higgs sheaves, (Chinese) J. Univ. Sci. Technol. China 47 (2017), no. 2, 87-98.

25. Han, Xiaoli; Li, Jiayu; Sun, Jun, The deformation of symplectic critical surfaces in a Kähler surface-II—compactness, Calc. Var. Partial Differential Equations 56 (2017), no. 3, Art. 84, 22 pp.

26. Li, Jiayu; Zhang, Chuanjing; Zhang, Xi, Semi-stable Higgs sheaves and Bogomolov type inequality, Calc. Var. Partial Differential Equations 56 (2017), no. 3, Art. 81, 33 pp.

27. Li, Jiayu; Zhang, Xi, The limit of the Yang-Mills-Higgs flow on Higgs bundles, Int. Math. Res. Not. IMRN (2017), no. 1, 232-276.

28. Li, Jiayu; Sun, Linlin, A note on the nonexistence of quasi-harmonic spheres, Calc. Var. Partial Differential Equations 55 (2016), no. 6, Art. 151, 13 pp.

29. Han, Xiaoli; Li, Jiayu; Sun, Jun, The symplectic critical surfaces in a Kähler surface, Geometry and topology of manifolds, 185-193, Springer Proc. Math. Stat. 154, Springer, 2016.

30. Li, Jiayu; Zhang, Xi, Existence of approximate Hermitian-Einstein structures on semi-stable Higgs bundles, Calc. Var. Partial Differential Equations 52 (2015), no. 3-4, 783-795.

31. Han, Xiaoli; Li, Jiayu, The second variation of the functional L of symplectic critical surfaces in Kähler surfaces, Commun. Math. Stat. 2 (2014), no. 3-4, 311-330.

32. Li, Jiayu; Yang, Liuqing, Symplectic mean curvature flows in Kähler surfaces with positive holomorphic sectional curvatures, Geom. Dedicata 170 (2014), 63-69.

33. Li, Jiayu; Yang, Liuqing, Generalized symplectic mean curvature flows in almost Einstein surfaces, Chin. Ann. Math. Ser. B 35 (2014), no. 1, 33-50.

34. Chen, Jingyi; Li, Jiayu, Detecting quaternionic maps between hyperkähler manifolds, Commun. Math. Stat. 1 (2013), no. 3, 305-314.

35. Li, Jiayu; Zhang, Xi, Progress on asymptotic behavior of the Yang-Mills-Higgs flow, Appl. Math. J. Chinese Univ. Ser. B 28 (2013), no. 4, 565-574.

36. Han, Xiaoli; Li, Jiayu; Yang, Liuqing, Symplectic mean curvature flow in CP2, Calc. Var. Partial Differential Equations 48 (2013), no. 1-2, 111-129.

37. Han, Xiaoli; Li, Jiayu, The Lagrangian mean curvature flow along the Kähler-Ricci flow, Recent developments in geometry and analysis, 147-154, Adv. Lect. Math. 23, Int. Press, Somerville, MA, 2012.

38. Li Jiayu; Zhu Xiangrong, Energy identity for the maps from a surface with tension field bounded in Lp, Pacific J. Math. 260 (2012), no. 1, 181-195.

39. Li, Jiayu; Li, Yuxiang; Liu, Pan, The Q-curvature on a 4-dimensional Riemannian manifold (M, g) with , Adv. Math. 231 (2012), no. 3-4, 2194-2223.

40. Li, Jiayu; Yang, Yunyan, Nonexistence of quasi-harmonic spheres with large energy, Manuscripta Math. 138 (2012), no. 1-2, 161-169.

41. Li, Jiayu; Zhu, Xiangrong, Small energy compactness for approximate harmonic mappings, Commun. Contemp. Math. 13 (2011), no. 5, 741-763.

42. Li, Jiayu; Zhang, Xi, The gradient flow of Higgs pairs, J. Eur. Math. Soc. 13 (2011), no. 5, 1373–1422.

43. Li, Jiayu; Zhu, Xiangrong, Existence of 2D Skyrmions, Math. Z. 268 (2011), no. 1-2, 305-315.

44. Han, Xiaoli; Li, Jiayu; Sun, Jun, The second type singularities of symplectic and lagrangian mean curvature flows, Chin. Ann. Math. Ser. B 32 (2011), no. 2, 223-240.

45. Han, Xiaoli; Li, Jiayu, Symplectic critical surfaces in Kahler surfaces, J. Eur. Math. Soc. 12 (2010), no. 2, 505-527.

46. Li, Jiayu; Zhu, Xiangrong, Non existence of quasi-harmonic spheres, Calc. Var. Partial Differential Equations 37 (2010), no. 3-4, 441-460.

47. Han, Xiaoli; Li, Jiayu, Translating solitons to symplectic and Lagrangian mean curvature flows, Internat. J. Math. 20 (2009), no. 4, 443-458.

48. Han, Xiaoli; Li, Jiayu, Singularities of symplectic and Lagrangian mean curvature flows, Front. Math. China 4 (2009), no. 2, 283-296.

49. Li, Jiayu; Wang, Meng, Liouville theorems for self-similar solutions of heat flows, J. Eur. Math. Soc. 11 (2009), no. 1, 207-221.

50. Li, Jiayu, Variational approach to various nonlinear problems in geometry and physics, Front. Math. China 3 (2008), no. 2, 205-220.

51. Hsu, Deliang; Li, Jiayu, On the regularity for stationary harmonic maps, Acta Math. Sin. (Engl. Ser.) 24 (2008), no. 2, 223-226.

52. Lan, Xiaohong; Li, Jiayu, Asymptotic behavior of the Chern-Simons Higgs 6-th theory, Comm. Partial Differential Equations 32 (2007), no. 10-12, 1473-1492.

53. Han, Xiaoli; Li, Jiayu, On symplectic mean curvature flows, Front. Math. China 2 (2007), no. 1, 47-60.

54. Chen, Qun; Jost, Juergen; Li, Jiayu; Wang, Guofang, Dirac-harmonic maps, Math. Z. 254 (2006), no. 2, 409-432.

55. Ding, Weiyue; Li, Jiayu; Liu, Qingyue, Evolution of minimal torus in Riemannian manifolds, Invent. Math. 165 (2006), no. 2, 225-242.

56. Li, Jiayu; Li, Yuxiang, Solutions for Toda systems on Riemann surfaces, Ann. Sc. Norm. Super. Pisa Cl. Sci. (5) 4 (2005), no. 4, 703-728.

57. Chen, Jingyi; Li, Jiayu, Quaternionic maps and minimal surfaces, Ann. Sc. Norm. Super. Pisa Cl. Sci. (5) 4 (2005), no. 3, 375-388.

58. Li, Jiayu; Zhang, Xi, Quaternionic maps between quaternionic Kähler manifolds, Math. Z. 250 (2005), no. 3, 523-537.

59. Chen, Qun; Jost, Juergen; Li, Jiayu; Wang, Guofang, Regularity theorems and energy identities for Dirac-harmonic maps, Math. Z. 251 (2005), no. 1, 61-84.

60. Li, Jia Yu; Ying, Yi Ming, Relations between local Hardy and Lorentz spaces, Chinese Ann. Math. Ser. A 26 (2005), no. 4, 459-462.

61. Han, Xiaoli; Li, Jiayu, The mean curvature flow approach to the symplectic isotopy problem, Int. Math. Res. Not. 2005, no. 26, 1611-1620.

62. Li, Jiayu; Sheng, Weimin, Deforming metrics with negative curvature by a fully nonlinear flow, Calc. Var. Partial Differential Equations 23 (2005), no. 1, 33-50.

63. Chen, Jingyi; Li, Jiayu, Singularity of mean curvature flow of Lagrangian submanifolds, Invent. Math. 156 (2004), no. 1, 25–51.

64. Guo, Zongming; Li, Jiayu, Partial regularity for weak solutions of semilinear elliptic equations with supercritical exponents, Pacific J. Math. 214 (2004), no. 1, 89-107.

65. Ding, Weiyue; Fan, Huijun; Li, Jiayu, Harmonic Hopf constructions between spheres II, Calc. Var. Partial Differential Equations 16 (2003), no. 3, 273-282.

66. Li, Jiayu; Li, Ye, Mean curvature flow of graphs in , J. Partial Differential Equations 16 (2003), no. 3, 255-265.

67. Ding, Weiyue; Li, Jiayu; Li, Wei, Nonstationary weak limit of a stationary harmonic map sequence, Comm. Pure Appl. Math. 56 (2003), no. 2, 270-277.

68. Guo, Zongming; Li, Jiayu, The blow up locus of semilinear elliptic equations with supercritical exponents, Calc. Var. Partial Differential Equations 15 (2002), no. 2, 133-153.

69. Chen, Jingyi; Li, Jiayu; Tian, Gang, Two-dimensional graphs moving by mean curvature flow, Acta Math. Sin. (Engl. Ser.) 18 (2002), no. 2, 209-224.

70. Jiao, Xiaoxiang; Li, Jiayu, The isoenergy inequality for harmonic maps from rotational symmetric manifolds, J. Partial Differential Equations 15 (2002), no. 1, 1-6.

71. Chen, Jingyi; Li, Jiayu, Mean curvature flow of surface in 4-manifolds, Adv. Math. 163 (2001), no. 2, 287-309.

72. Li, Jiayu, Narasimhan, MS, A note on Hermitian-Einstein metrics on parabolic stable bundles, Acta Math. Sin. (Engl. Ser.) 17 (2001), no. 1, 77-80.

73. Ding, Weiyue; Jost, Juergen; Li, Jiayu; Peng, Xiaowei; Wang, Guofang, Self duality equations for Ginzburg-Landau and Seiberg-Witten type functionals with 6(th) order potentials, Comm. Math. Phys. 217 (2001), no. 2, 383-407.

74. Li, Jiayu, The existence and convergence of heat flows, Progress in nonlinear analysis (Tianjin, 1999), 215-233, Nankai Ser. Pure Appl. Math. Theoret. Phys., 6, World Sci. Publ., River Edge, NJ, 2000.

75. Chen, Jingyi; Li, Jiayu, Quaternionic maps between hyperkahler manifolds, J. Differential Geom. 55 (2000), no. 2, 355-384.

76. Li, Jiayu, Hermitian-Einstein metrics and Chern number inequalities on parabolic stable bundles over Kahler manifolds, Comm. Anal. Geom. 8 (2000), no. 3, 445-475.

77. Li, Jiayu; Wang, Silei, The heat flow of harmonic maps from noncompact manifolds, Chinese Ann. Math. Ser. B 21 (2000), no. 1, 121-130.

78. Li, Jiayu; Tian, Gang, The blow-up locus of heat flows for harmonic maps, Acta Math. Sin. (Engl. Ser.) 16 (2000), no. 1, 29-62.

79. Li, Jiayu; Wang, Youde, Existence of Hermitian-Einstein metrics on stable Higgs bundles over open Kahler manifolds, Internat. J. Math. 10 (1999), no. 8, 1037-1052.

80. Ding, Weiyue; Jost, Juergen; Li, Jiayu; Wang, Guofang, Existence results for mean field equations, Ann. Inst. H. Poincaré Anal. Non Linéaire 16 (1999), no. 5, 653-666.

81. Li, Jiayu; Wang, Youde, Parabolic stable Higgs bundles over complete noncompact Riemann surfaces, Sci. China Ser. A 42 (1999), no. 3, 255-263.

82. Li, Jiayu; Narasimhan, MS, Hermitian-Einstein metrics on parabolic stable bundles, Acta Math. Sin. (Engl. Ser.) 15 (1999), no. 1, 93-114.

83. Ding, Weiyue; Jost, Juergen; Li, Jiayu; Wang, Guofang, Multiplicity results for the two-vortex Chern-Simons Higgs model on the two-sphere, Comment. Math. Helv. 74 (1999), no. 1, 118-142.

84. Li, Jiayu; Wang, Silei, The heat flows and harmonic maps from complete manifolds into regular balls, Bull. Austral. Math. Soc. 58 (1998), no. 2, 177-187.

85. Li, Jiayu; Tian, Gang, A blow-up formula for stationary harmonic maps, Internat. Math. Res. Notices 1998, no. 14, 735-755.

86. Ding, Weiyue; Jost, Juergen; Li, Jiayu; Wang, Guofang, An analysis of the two-vortex case in the Chern-Simons Higgs model, Calc. Var. Partial Differential Equations 7 (1998), no. 1, 87-97.

87. Ding, Weiyue; Jost, Jürgen; Li, Jiayu; Wang, Guofang, The differential equation on a compact Riemann surface. Asian J. Math. 1 (1997), no. 2, 230-248.

88. Ding, Weiyue; Li, Jiayu, A new proof of Hamilton's theorem on harmonic maps from manifolds with boundary, J. Partial Differential Equations 10 (1997), no. 2, 169-173.

89. Li, Jiayu, Hitchin's self-duality equations on complete Riemannian manifolds, Math. Ann. 306 (1996), no. 3, 419-428.

90. Jost, Juergen; Li, Jiayu, Finite energy and totally geodesic maps from locally symmetric spaces of finite volume, Calc. Var. Partial Differential Equations 4 (1996), no. 5, 409-420.

91. Li, Jiayu; Shao, Xin, On the upper estimates of fundamental solutions of parabolic equations on Riemannian manifolds, Chinese Ann. Math. Ser. B 16 (1995), no. 1, 119-130.

92. Chen, Yunmei; Li, Jiayu; Lin, Fang-Hua, Partial regularity for weak heat flows into spheres, Comm. Pure Appl. Math. 48 (1995), no. 4, 429-448.

93. Li, Jiayu, Heat flows and harmonic maps with a free boundary, Math. Z. 217 (1994), no. 3, 487-495.

94. Li, Jiayu, The Sobolev inequality and Sobolev imbedding theorem for Riemannian manifolds with nonnegative Ricci curvature, Chinese Ann. Math. Ser. A 15 (1994), no. 4, 461-471.

95. Li, Jiayu; Wang, Silei, Existence of harmonic functions with finite energy on complete Riemannian manifolds, J. Partial Differential Equations 7 (1994), no. 3, 257-263.

96. Li, Jiayu; Shao, Xin, A Liouville theorem for a class of nonlinear elliptic equations, Acta Math. Sinica (N.S.) 10 (1994), Special Issue, 155-163.

97. Li, Jiayu, Spectrum of the Laplacian on a complete Riemannian manifold with nonnegative Ricci curvature which possess a pole, J. Math. Soc. Japan 46 (1994), no. 2, 213-216.

98. Li, Jiayu, Monotonicity formulas for $-harmonic maps from rotational symmetric manifolds, Differential geometry (Shanghai, 1991), 124-136, World Sci. Publ., River Edge, NJ, 1993.

99. Li, Jiayu, On the Harnack inequality for harmonic functions on complete Riemannian manifolds, Chinese Ann. Math. Ser. B 14 (1993), no. 1, 1-12.

100. Li, Jiayu, The Heat flows and harmonic maps of complete noncompact Riemannian manifolds, Math. Z. 212 (1993), no. 2, 161-173.

101. Li, Jiayu, Boundedness of the Riesz potential on a complete manifold with nonnegative Ricci curvature, Proc. Amer. Math. Soc. 118 (1993), no. 4, 1075-1077.

102. Li, Jiayu, The problem of eigenvalue on noncompact complete Riemannian manifold, J. Partial Differential Equations 5 (1992), no. 4, 87-95.

104. Li, Jiayu, Gradient estimates and Harnack inequalities for Nonlinear parabolic and nonlinear elliptic equations on Riemannian manifolds, J. Funct. Anal. 100 (1991), no. 2, 233-256.

105. Li, Jiayu, Gradient estimate for the heat kernel of a complete Riemannian manifold and its applications, J. Funct. Anal. 97 (1991), no. 2, 293-310.

106. Li, Jiayu, The heat kernel on constant negative curvature space form, J. Partial Differential Equations 3 (1990), no. 3, 54-62.

107. Chen, Jiecheng; Li, Jiayu, A note on eigenvalues, Chinese Sci. Bull. 35 (1990), no. 7, 536-540.

108. Li, Jiayu, Global behavior of positive solutions of elliptic equations, J. Partial Differential Equations 2 (1989), no. 3, 83-96.

109. Chen, Jiecheng; Li, Jiayu, A note on eigenvalues, Kexue Tongbao (Chinese) 34 (1989), no. 9, 655-658.