File:Unflippable polygon.svg
Summary
| Description |
English: A polygon that cannot be changed to another polygon with the same vertex set by a flip, the removal of two edges and their replacement by two other edges. Redrawn from Hernando, Carmen; Houle, Michael E.; Hurtado, Ferran (2002), "On local transformation of polygons with visibility properties", Theoretical Computer Science, 289 (2): 919–937, doi:10.1016/S0304-3975(01)00409-1. |
| Date | |
| Source | Own work, originally used at https://11011110.github.io/blog/2020/01/29/unflippable-polygon.html |
| Author | David Eppstein |
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