Definition:Euclid's Definitions - Book VII/22 - Perfect Number
Jump to navigation
Jump to search
Definition
In the words of Euclid:
- A perfect number is that which is equal to its own parts.
(The Elements: Book $\text{VII}$: Definition $22$)
Sources
- 1926: Sir Thomas L. Heath: Euclid: The Thirteen Books of The Elements: Volume 2 (2nd ed.) ... (previous) ... (next): Book $\text{VII}$. Definitions