Dunno who you are, but the good Dr’s are wrong. See the Peano Axioms, and go from there.
Dunno who you are, but Dr. Penner isn’t buying your story:
^ Lemma B.2.2, The integer 0 is even and is not odd, in Penner, Robert C. (1999). Discrete Mathematics: Proof Techniques and Mathematical Structures. World Scientific. pp. 34. ISBN 9810240880.