List questions from fake-proofs

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What is the mistake in this?

Published on 16 Mar 2026 - 21:02

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Nonsense from combining two iffs ($\iff$)

Published on 17 Mar 2026 - 9:19

260

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What is wrong with the following proof that one is the largest integer

Published on 17 Mar 2026 - 20:46

358

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Non- computational proof for Four Colour Theorem

Published on 24 Mar 2026 - 22:06

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Visual Proof for Four colour theorem

Published on 17 Mar 2026 - 2:22

81

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Where is the flaw in this proof that "any algebra variable does not equal any number"?

Published on 30 Mar 2018 - 22:03

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right angle equal to obtuse triangle?

Published on 25 Mar 2026 - 2:57

326

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What is the parametrization used in the $\pi = 4$ proof?

Published on 25 Mar 2026 - 1:16

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What's wrong with this "proof" that Gödel's first incompleteness theorem is wrong?

Published on 24 Mar 2026 - 22:08

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$i=-i$ false proof

Published on 16 Mar 2026 - 20:30

211

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Describe $x/(x+1) < 0$ with an interval

Published on 17 Mar 2026 - 7:56

108

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What is the error on this prove that says $-1=1$

Published on 17 Mar 2026 - 6:12

43

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Fidning roots of an arbitrary polynomial with a specific pattern

Published on 08 Apr 2018 - 21:09

96

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A lack of understanding of convergence in distribution

Published on 17 Mar 2026 - 12:42

List Question

Fake proof of $2p_1=0$

What is the mistake in this?

Nonsense from combining two iffs ($\iff$)

What is wrong with the following proof that one is the largest integer

Non- computational proof for Four Colour Theorem

Visual Proof for Four colour theorem

Where is the flaw in this proof that "any algebra variable does not equal any number"?

right angle equal to obtuse triangle?

What is the parametrization used in the $\pi = 4$ proof?

What's wrong with this "proof" that Gödel's first incompleteness theorem is wrong?

$i=-i$ false proof

Describe $x/(x+1) < 0$ with an interval

What is the error on this prove that says $-1=1$

Fidning roots of an arbitrary polynomial with a specific pattern

A lack of understanding of convergence in distribution

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