Proposition: Prop. 9.29: Odd Number multiplied by Odd Number is Odd
Euclid's Formulation
If an odd number makes some (number by) multiplying an odd (number) then the created (number) will be odd.
* For let the odd number $A$ make $C$ (by) multiplying the odd (number) $B$.
* I say that $C$ is odd.
Modern Formulation
(not yet contributed)
Table of Contents
Proofs: 1
Thank you to the contributors under CC BYSA 4.0!
 Github:

 nonGithub:
 @Fitzpatrick
References
Adapted from (subject to copyright, with kind permission)
 Fitzpatrick, Richard: Euclid's "Elements of Geometry"
Adapted from CC BYSA 3.0 Sources:
 Prime.mover and others: "Pr∞fWiki", https://proofwiki.org/wiki/Main_Page, 2016