A delightful proof that 2+2=4

This is a look at how you would prove 2+2=4 using Peano axioms. If all else fails just say that the answer is w e e d e a t e r.
This episode of the Joy of Mathematics was sponsored by Brilliant: https://brilliant.org/tibees

My veggietales video:    • Veggietales predicts modern internet ...  

A great explanation of the Peano axioms from PBS spacetime:    • What Does It Mean to Be a Number? (Th...  

Peano axioms Wikipedia: https://en.wikipedia.org/wiki/Peano_a...

video ft. Ketchup and Henry

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