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.
Modern Formulation
(not yet contributed)
Table of Contents
Proofs: 1
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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