Classification of Engel knots

被引：7

作者：

Casals, Roger ^{[1
]}

del Pino, Alvaro ^{[2
]}

机构：

[1] MIT, Dept Math, 77 Massachusetts Ave, Cambridge, MA 02139 USA

[2] Univ Utrecht, Dept Math, Budapestlaan 6, NL-3584 Utrecht, Netherlands

来源：

MATHEMATISCHE ANNALEN | 2018年 / 371卷 / 1-2期

关键词：

EXISTENCE;

D O I：

10.1007/s00208-017-1625-0

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

Let be an Engel 4-manifold. We show that the scanning map from the space of Engel knots to the space of formal Engel knots is a weak homotopy equivalence when restricted to the complement of the closed -orbits. This is a relative, parametric, and -close h-principle.

引用

页码：391 / 404

页数：14

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