List questions from fake-proofs

Published on 21 Mar 2026 - 17:37

731

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A possible proof of Brocard’s Problem?

Published on 20 Mar 2026 - 2:50

73

Views

How can I express a resulting discrepancy? (Proving $\varphi(x \in G) = x^{-1}$ is an automorphism iff G is abelian)

Published on 19 Mar 2026 - 23:07

183

Views

An irreducible topological space $X$ admits a constant sheaf iff it is indiscrete.

Published on 17 Mar 2026 - 6:48

733

Views

Difference between minus one and plus one induction?

Published on 20 Mar 2026 - 14:57

132

Views

Every group is solvable, fake proof.

Published on 20 Mar 2026 - 5:57

220

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If $ImA = (ImB)^{\bot}$ then $B^TA = 0$

Published on 22 Mar 2026 - 9:09

108

Views

$\cos(\frac{2 \pi}{n}) = 1 \ \forall n \geq 1$? Need help in finding my mistake.

Published on 19 Mar 2026 - 22:36

60

Views

Do all series whose terms are differences between a sequence and its limit diverge?

Published on 20 Mar 2026 - 4:14

53

Views

Mistake in the wording of a question about the cardinality of a set of primes?

Published on 20 Mar 2026 - 9:03

111

Views

Do there exist infinitely many complex lines through the origin?

Published on 20 Mar 2026 - 3:26

91

Views

Every theory is complete (Paradox)

Published on 20 Mar 2026 - 11:19

77

Views

Errors in a false complex proof

Published on 25 Mar 2026 - 2:56

1.1k

Views

Why is $3^n = O(2^n)$ false but $2^n = O(3^n)$ true?

Published on 22 Mar 2026 - 14:38

207

Views

An Infinite Series Contradiction

Published on 25 Mar 2026 - 1:22

List Question

Fake induction, can't find flaw, every graph with zero edges is connected

A possible proof of Brocard’s Problem?

How can I express a resulting discrepancy? (Proving $\varphi(x \in G) = x^{-1}$ is an automorphism iff G is abelian)

An irreducible topological space $X$ admits a constant sheaf iff it is indiscrete.

Difference between minus one and plus one induction?

Every group is solvable, fake proof.

If $ImA = (ImB)^{\bot}$ then $B^TA = 0$

$\cos(\frac{2 \pi}{n}) = 1 \ \forall n \geq 1$? Need help in finding my mistake.

Do all series whose terms are differences between a sequence and its limit diverge?

Mistake in the wording of a question about the cardinality of a set of primes?

Do there exist infinitely many complex lines through the origin?

Every theory is complete (Paradox)

Errors in a false complex proof

Why is $3^n = O(2^n)$ false but $2^n = O(3^n)$ true?

An Infinite Series Contradiction

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