orientation
Let be a rectifiable, Jordan curve in and be a point in and let have a winding number . Then ; all points inside will have the same index and we define the orientation of a Jordan curve by saying that is positively oriented if the index of every point in is and negatively oriented if it is .
Title | orientation |
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Canonical name | Orientation |
Date of creation | 2013-03-22 12:56:09 |
Last modified on | 2013-03-22 12:56:09 |
Owner | CWoo (3771) |
Last modified by | CWoo (3771) |
Numerical id | 6 |
Author | CWoo (3771) |
Entry type | Definition |
Classification | msc 30A99 |
Related topic | SensePreservingMapping |