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Summary
| Description |
Deutsch: Dreiteilung des Winkels mit einem rechtwinkligen dreieckigen Lineal als zusätzliches Konstruktionsmittel nach Ludwig Bieberbach, Animation am Ende 60 s Pause [1]
English: Trisection of the angle with a right angle triangular ruler as an additional means of construction according to Ludwig Bieberbach, animation at the end with 60 s pause.[1] |
| Date | |
| Source | Own work |
| Author | Petrus3743 |
| Other versions |
 Trisection of the angle according to Ludwig Bieberbach, with a right angle triangular ruler as an additional means of construction |
Einzelnachweise
- ↑ a b Ludwig Bieberbach: Zur Lehre von den kubischen Konstruktionen, Journal für die reine und angewandte Mathematik (German), von Kurt Hensel, Helmut Hasse und Ludwig Schlesinger, Band 167 Berlin Walter de Gruyter Co. 1932 S. 142–146 DigiZeitschriften, Online-Kopie, Bild auf S. 144, image on p. 144, abgerufen am 7. Juni 2018.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:34, 30 March 2021 | | 994 × 666 (102 KB) | Petrus3743 | Pausenzeit 60 s |
| 19:14, 26 March 2017 |  | 994 × 666 (102 KB) | Petrus3743 | User created page with UploadWizard |
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