Three false proofs, and what lessons they teach.
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0:00 – Fake sphere proof
1:39 – Fake pi = 4 proof
5:16 – Fake proof that all triangles are isosceles
9:54 – Sphere “proof” explanation
15:09 – pi = 4 “proof” explanation
16:57 – Triangle “proof” explanation and conclusion
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Music by Vincent Rubinetti.
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