Characteristic Class of Isotopy for Surfaces
Crossref DOI link: https://doi.org/10.1007/s11424-020-9053-8
Published Online: 2020-08-04
Published Print: 2020-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Ren, Yuxue
Wen, Chengfeng
Zhen, Shengxian
Lei, Na
Luo, Feng
Gu, David Xianfeng
Text and Data Mining valid from 2020-08-04
Version of Record valid from 2020-08-04
Article History
Received: 18 February 2019
Revised: 24 September 2019
First Online: 4 August 2020