Definition:Euclid's Definitions - Book XI/26 - Octahedron
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Definition
In the words of Euclid:
- An octahedron is a solid figure contained by eight equal and equilateral triangles.
(The Elements: Book $\text{XI}$: Definition $26$)
Sources
- 1926: Sir Thomas L. Heath: Euclid: The Thirteen Books of The Elements: Volume 3 (2nd ed.) ... (previous) ... (next): Book $\text{XI}$. Definitions