艾江东

2018年9月-2022年6月 伦敦大学皇家霍洛威学院 博士 计算机科学 导师：Gregory Gutin教授（主）、Stefanie Gerke教授

2013年9月-2017年7月 北京化工大学 学士 数学与应用数学 

2023年6月-至今，南开大学数学科学学院应用数学系，副教授，博导

2022年7月-2023年6月，纽约州立大学（韩国），博士后

2022年3月-2022年6月，伦敦大学皇家霍洛威学院，研究员

艾江东，南开大学数学科学学院，副教授，博士生导师。博士毕业于英国伦敦大学皇家霍洛威学院（导师为Gregory Gutin教授，二导为Stefanie Gerke教授）。2023年6月至今任南开大学数学科学学院副教授。

入选南开大学百名青年学科带头人培养计划(2023)。

研究兴趣是图论及组合优化，主要是对有向图理论和代数图论的研究，包括有向图结构的分析和刻画、一般图结构的谱极值条件等等。

图论及其应用

主要研究有向图的结构，如有向图的king、kernel等等，图染色，图定向，以及谱极值，Turan问题等。发表论文十余篇，研究成果发表在SIAM J. Discrete Math, J. Graph Theory 等杂志。

研究生课程：《图论》

南开大学百名青年学科带头人(2023)

Submitted

1.J. Ai, Q. Dai, Q. Guo, Y. Hu, C. Wang, A new perspective from hypertournaments to tournaments.

2.J. Ai, H. Lei, B. Ning, Y. Shi, Graph operations and a unified method for kinds of Tura´n-type problems on paths, cycles and matchings.

3.J. Ai, S. O, L. Zhang, r-Dynamic colorings in graphs from the spectral radius.

4.J. Ai, P. L, S. O, J. Zhang, The minimum spectral radius of tP3- or K5-saturated graphs via the number of 2-walks.

5.J. Ai, F. He, Y. Liu, Solution on strong partition of 2-balanced regular multipartite tournaments. 

6.J. Ai, H. Liu, Z. Xu, Q. Zhou, Piercing independent sets in graphs without large induced matching.

7.J. Ai, F. He, Y. Liu, B. Ning, On degree power sum in P_k-free graphs

8.J. Ai, X. Liu, F. Peng, A variable version of the quasi-kernel conjecture

9.J. Ai, G. Gutin, H. Lei, A. Yeo, Y, Zhou, Number of Subgraphs and Their Converses in Tournaments and New Digraph Polynomials

10.J. Ai, F. He, Z. Li, Z. Qin, C. Wang, A complete characterization of split digraphs with a strong arc decomposition

11.J. Ai, Z. Gao, X. Liu, J. Yue,A short note on spanning even trees

12..J. Ai, Y. Hao, Z. Li, Q. Shao, Arc-disjoint in- and out-branchings in semicomplete split digraphs

Published

11.Ai, J;Gutin, G;Shi, Y;Yeo, A;

Selected conjectures and open problems on directed graphs.

Adv.Math.(China)53(2024),no. 1,1-12.

10.Ai, J;Im, S;Kim, J;Lee, H;O, S;Zhang, L.

On the spectral radius of graphs with given maximum degree and girth.

Linear Algebra Appl.691（2024）.182-195.

9.Ai, J;Gerke, S;Gutin, G;Yeo, A;Zhou, Y；

Bounds on Maximum Weight Directed Cut.

SIAM J. Discrete Math. 38 (2024), no. 3, 2370–2391.

8.Ai, J;Gerke, S;Gutin, G;Yeo, A;Wang,S;Zhou, Y；

On Seymour’s and Sullivan’s second neighbourhood conjectures.

J. GraphTheory(2023),no 3,413-426.

7.Ai, J;Gerke, S;Gutin, G;Yeo, A;Zhou, Y；

Results on the small quasi-kernel conjecture.

Discrete Math.346(2023),no. 7,Paper No. 113435, 9 pp.

6.Ai, J;Gerke, S.;Gutin, G.;Lei, H.;Shi, Y；

Proper orientation, proper biorientation and semi-proper orientation numbers of graphs.

J. Comb. Optim.45(2023),no. 1,Paper No. 40, 10 pp.

5.Ai, J;Gerke, S;Gutin, G;Zhou, Y；

Extended path partition conjecture for semicomplete and acyclic compositions.

Discrete Math.345(2022),no. 11,Paper No. 113019, 6 pp.

4.Ai, J;Gerke, S;Gutin, G；

Kings in multipartite hypertournaments.

J. Graph Theory99(2022),no. 1,82–89.

3.Ai, J;Gerke, S;Gutin, G;Mafunda, S；

Proximity and remoteness in directed and undirected graphs.

Discrete Math.344(2021),no. 3,Paper No. 112252, 7 pp.

2.Ai, J;Gerke, S;Gutin, G;Shi, Y;Taoqiu, Z;

Proper orientation number of triangle-free bridgeless outerplanar graphs.

J. Graph Theory95(2020),no. 2,256–266.

1.Ai, J;Lei, H;Shi, Y;Yao, S;Zhang, Z;
   k-ary spanning trees contained in tournaments.

Discrete Appl. Math.285(2020),141–146.

  

Visit

25/11,2023-05/2,2024 Institute for Basic Science, Korea

Invited Talks 

01/6, 2022 One-Day Meeting in Combinatorics, Mathematical Institude, University of Oxford, UK.

Contributed Talks 

31/10–03/11, 2023 the 3rd East Asia Workshop on Extremal and Structural Graph Theory,  Okinawa, Japan.

2018-2021：博士全奖（校长奖）