List questions from fake-proofs

Published on 16 Aug 2019 - 13:13

65

Views

False proof of faithful flatness

Published on 18 Aug 2019 - 12:23

151

Views

How did my friend make infinity equal to one?

Published on 20 Aug 2019 - 0:44

155

Views

Fake proof that $\zeta (1)=\gamma$

Published on 25 Mar 2026 - 7:49

672

Views

Find the fallacy: $2+2=4-\frac92+\frac92=\sqrt{(4-\frac92)^2}+\frac92=\cdots=5$

Published on 24 Aug 2019 - 12:26

264

Views

Fake proof: Degree of nth power map on unit circle

Published on 27 Aug 2019 - 0:36

108

Views

$e^{i\theta}$ confusion

Published on 30 Aug 2019 - 12:07

617

Views

(Proof) Doubts on set of Complex numbers being open and closed

Published on 30 Aug 2019 - 22:50

296

Views

"Proof" that $\sqrt{x^2} = x$ by using index laws. Why is this wrong?

Published on 04 Sep 2019 - 6:19

44

Views

Does there exist a measure on an infinite cyclic group that assigns each coset its natural density?

Published on 25 Mar 2026 - 16:02

130

Views

Finding the error in a proof regarding solutions of the equation $a^2=1+61b^2$

Published on 10 Sep 2019 - 10:32

493

Views

Why don't Montel's great theorem and Montel's theorem contradict each other?

Published on 19 Mar 2026 - 23:12

1.1k

Views

What is the error in this fake proof which uses series to show that $1=0$?

Published on 20 Mar 2026 - 1:24

49

Views

Symmetries of a dodecahedron vs $\mathrm{GL}(2,\mathbb C)$

Published on 25 Mar 2026 - 9:26

63

Views

'Philosophical' way of looking at a Bernoulli Trial

Published on 25 Mar 2026 - 12:54

List Question

Geodesic flow in $T^\ast M$ is the Hamiltonian

False proof of faithful flatness

How did my friend make infinity equal to one?

Fake proof that $\zeta (1)=\gamma$

Find the fallacy: $2+2=4-\frac92+\frac92=\sqrt{(4-\frac92)^2}+\frac92=\cdots=5$

Fake proof: Degree of nth power map on unit circle

$e^{i\theta}$ confusion

(Proof) Doubts on set of Complex numbers being open and closed

"Proof" that $\sqrt{x^2} = x$ by using index laws. Why is this wrong?

Does there exist a measure on an infinite cyclic group that assigns each coset its natural density?

Finding the error in a proof regarding solutions of the equation $a^2=1+61b^2$

Why don't Montel's great theorem and Montel's theorem contradict each other?

What is the error in this fake proof which uses series to show that $1=0$?

Symmetries of a dodecahedron vs $\mathrm{GL}(2,\mathbb C)$

'Philosophical' way of looking at a Bernoulli Trial

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