Euclid:Proposition/III/13

Proposition

In the words of Euclid:

A circle does not touch a circle at more points than one, whether it touch it internally or externally.

(The Elements: Book $\text{III}$: Proposition $13$)

Sources

• 1926: Sir Thomas L. Heath: Euclid: The Thirteen Books of The Elements: Volume 2 (2nd ed.) ... (previous) ... (next): Book $\text{III}$. Propositions