File:Unflippable polygon.svg
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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 |
Licensing
I, the copyright holder of this work, hereby publish it under the following licence:
 
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This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication. |
| The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighbouring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:11, 5 August 2022 | | 765 × 693 (256 bytes) | wikimediacommons>David Eppstein | Uploaded own work with UploadWizard |
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