摘要
Contact structures on 3-dimensional manifolds are divided into two categories overtwisted structures and tight structures due to Eliashberg In this thesis we discuss their existence and the tools to distinguish them including Giroux's criterion and Thurston-Bennequin inequality獎項日期 | 2015 8月 25 |
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原文 | English |
監督員 | Meng-Jung Chiang (Supervisor) |