一. 基本信息
韩呼和,副教授,硕士生导师
学习教育经历:
2017年03月毕业于横滨国立大学 (博士学位)
优秀博士毕业生,获日本文部省国费,获横滨工业会奖学金
工作及任职经历:
2018年02月至今: 西北农林科技大学理学院
2019年11月-2020年08月: 横滨国立大学客座研究员
现担任美国数学会数学评论(Mathematics Review)评论员,为《Asian Journal of Mathematics》,《Pacific Journal of Mathematics》,《Ukrainian Mathematical Journal》,《Rendiconti del Circolo Matematico di Palermo Series 2》,《Discrete & Computational Geometry》,《Communications in Analysis and Geometry》等期刊审稿。
二.研究及感兴趣方向
乌尔夫图形及其对偶,convex integrand的行为,球面凸体的常宽性,组合凸性等。
三.承担课程
承担本科生《空间解析几何》,《复变函数》,《实变函数》,《高等数学》等课程教学任务
四.学术成果
(一)项目
陕西省自然科学基础研究计划一般项目(面上)主持
陕西省自然科学基础研究计划一般项目(青年)主持
科技部外国文教专家项目 主持
(二)论文
1. E. B. Batista, H. Han and T. Nishimura, Stability of convex integrands, Kyushu Journal of Mathematics 71(2017), 187-196.
2. H. Han and T. Nishimura, Strictly convex Wulff shapes and convex integrands, Proceedings of the American Mathematical Society 145 (2017), 3997-4008.
3. H. Han and T. Nishimura, Self-dual Wulff shapes and spherical convex bodies of constant width , Journal of the Mathematical Society of Japan 69 (2017), 1475-1484.
4. H. Han and T. Nishimura, Limit of the Hausdorff distance for one-parameter families of Wulff shapes constructed by affine perturbations of dual Wulff shapes, Methods and Applications of Analysis, 25(2018), 277-290.
5. H. Han and T. Nishimura, Spherical method for studying Wulff shapes and related topics, Advanced Studies in Pure Mathematics, 78(2018), 1-53.
6. H. Han and T. Nishimura, The spherical dual transform is an isometry for spherical Wulff shapes, Studia Mathematica, 245(2019), 201-211.
7. E. B. Batista, H. Han and T. Nishimura, Simultaneous smoothness and sim-ultaneous stability of a strictly convex integrand and its dual, Kodai Mathematical Jo-urnal,43(2020), 221-242,
8. H.Han and D. Wu, Constant diameter and constant width of spherical conv-ex bodies, Aequationes mathematicae, 95 (2021), 167-174.
9. H. Han, Maximum and minimum of convex integrands, Hokkaido Mathemat-ical Journal, 52 (2023), 381–399.
10. H. Han, Self-dual polytope and self-dual smooth Wulff shape. Results in Ma-thematics, 79, 134 (2024).
11. H. Han and T. Nishimura, Corrigendum to “The spherical dual transform is an isometry for spherical Wulff shapes” (Studia Math. 245 (2019), 201–211),Studia Mathematica, 277(2024), 191-193.
12. H. Han, Behavior of convex integrand at a d-apex of its Wulff shape and app-roximation of spherical bodies of constant width. Aequationes mathematicae,99 (2025) , 397–410.
13. H. Han, Behavior of convex integrand at a d-flat point of its Wullf shape, to appear in Hokkaido Mathematical Journal
14. J. Guo and H. Han, Two-disjoint-cycle-cover pancyclicity of-bubble-sort network, to appear in Journal of the Operations Research Society of China
15. H. Han, Approximation of spherical convex bodies of constant width, to appear in Journal of Convex Analysis
(三)学术交流:
2019.03-04:邀请了波兰科技大学M.Lassak教授(Stefan Banach奖获得者)和横滨国立大学T.Nishimura教授
2023.08-09:访问Saitama University (T.Fukui教授)
(四)研究会等(部分):
1.Hyper-JARCS国际研究会, 东京大学,2019.12.02-2019.12.06(50分钟报告)
2.可微分写像の特異点論とその応用,京都大学,2019.12.16-2019.12.18 (45分钟报告)
3.第九届世界华人数学家大会,南京,2022.07.31-2022.08.05(45分钟报告)
4.Extension of singularity theory,京都大学,2023.11.27-2023.11.29 (40分钟报告)
5.2024 International workshop on GTS,东北师范大学,2024.08.12-2024.08.14 (50分钟报告)
6.International Symposium on Singularities and Applications,清华三亚国际数学论坛,2024.12.09-2024.12.13 (50分钟报告)
五.联系方式
通讯地址:陕西省咸阳市杨陵区西北农林科技大学北校区理学院
E-mail:han-huhe@nwafu.edu.cn 邮编:712100