Abstract
We prove the C1 regularity for a class of abnormal length-minimizers in rank 2 sub-Riemannian structures. As a consequence of our result, all length-minimizers for rank 2 sub-Riemannian structures of step up to 4 are of class C1.
| Original language | English |
|---|---|
| Pages (from-to) | 118-138 |
| Number of pages | 21 |
| Journal | Journal des Mathematiques Pures et Appliquees |
| Volume | 133 |
| DOIs | |
| Publication status | Published - 1 Jan 2020 |
| Externally published | Yes |
Keywords
- Abnormal extremals
- Geodesics
- Sub-Riemannian geometry