北京师范大学教师主页程志云论文成果中文主页

程志云

教授、博士生导师

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程志云

教授、博士生导师

访问量：

最后更新时间：--

论文成果

当前位置：中文主页 - 科学研究 - 论文成果

Cheng, Zhiyun; He, Zhiyi| Fundamental generalized Legendrian rack and classical invariants, INTERNATIONAL JOURNAL OF MATHEMATICS, 2026, 37 (04)
Cheng, Zhiyun| Region Crossing Change on Plane Trivalent Graphs, GRAPHS AND COMBINATORICS, 2025, 41 (5)
Cheng, Zhiyun| Partial-dual genus polynomial of graphs, EUROPEAN JOURNAL OF COMBINATORICS, 2025, 130
Cheng,Z.;Cheng,Z.;Gao,H.;Gao,H.;Xu,M.| Transcendental linking polynomials of virtual string links, 28 (3)
Cheng, Zhiyun; Gao, Hongzhu| Coloring invariants for links in Sg x S1, CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES, 2025, 68 (3) :927-938
Cheng, Zhiyun| INTERSECTION GRAPH AND WRITHE POLYNOMIAL, PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, 2024, 153 (1) :395-404
He, Jing; Yu, Mo-Han; Lian, Zhe; Fan, Yan-Qing; Guo, Sheng-Zhu; Li, Xiao-Nan; Wang, Ying; Wang, Wen-Guang; Cheng, Zhi-Yun; Jiang, Hua| Lemniscular carbon nanohoops with contiguous conjugation from planar chiral [2.2]paracyclophane: influence of the regioselective synthesis on topological chirality, CHEMICAL SCIENCE, 2023, 14 (16) :4426-4433
Cheng, Zhiyun; Gao, Hongzhu; Xu, Mengjian| Chord index for knots in thickened surfaces, ILLINOIS JOURNAL OF MATHEMATICS, 2022, 66 (4) :491-508
Cheng, Zhiyun; Lei, Ziyi; Wang, Yitian; Zhang, Yanguo| A Categorification for the Signed Chromatic Polynomial, ELECTRONIC JOURNAL OF COMBINATORICS, 2022, 29 (2)
Cheng, Jiawei; Cheng, Zhiyun; Xu, Jinwen; Zheng, Jieyao| Region crossing change on surfaces, MATHEMATISCHE ZEITSCHRIFT, 2022, 300 (3) :2289-2308

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