List questions from fake-proofs

Published on 18 Dec 2013 - 9:22

229

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Solve for $x$: $\frac{\sqrt{x}}{2} = -1$

Published on 19 Dec 2013 - 23:00

298

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Infinite series

Published on 20 Dec 2013 - 7:03

268

Views

What's wrong with this demonstration? (1 = -1)

Published on 01 Jan 2014 - 22:49

319

Views

Fallacy applying Leibniz integral rule to problem of $x^2 = x+\ldots+x$ ($x$ times)

Published on 15 Jan 2014 - 14:49

95

Views

What's wrong with this argument for $NP \ne EXP$?

Published on 22 Jan 2014 - 0:00

2k

Views

Fallacious Induction Proof that All Integers are Equal

Published on 26 Jan 2014 - 21:21

178

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Baloney detection kit for Math

Published on 01 Feb 2014 - 19:53

1.2k

Views

Problems with fake proofs of limit of sequences

Published on 03 Feb 2014 - 11:02

208

Views

False "proof" that $\mathbb{R}$ is countable

Published on 22 Feb 2014 - 6:53

193

Views

Fake proof of $\mathbb{R}$ being countable

Published on 25 Feb 2014 - 16:03

830

Views

Simple knapsack with arbitrary weights: Algorithm won't work, but my proof by induction doesn't agree.

Published on 02 Mar 2014 - 0:07

175

Views

Why does the same limit work in one case but fail in another?

Published on 02 Mar 2014 - 14:52

128

Views

Prove that $f^{-1}$ is continuous

Published on 05 Mar 2014 - 13:13

257

Views

Problems with the definition of transitive relation

Published on 08 Mar 2014 - 11:56

List Question

Why is $i^3$ (the complex number "$i$") equal to $-i$ instead of $i$?

Solve for $x$: $\frac{\sqrt{x}}{2} = -1$

Infinite series

What's wrong with this demonstration? (1 = -1)

Fallacy applying Leibniz integral rule to problem of $x^2 = x+\ldots+x$ ($x$ times)

What's wrong with this argument for $NP \ne EXP$?

Fallacious Induction Proof that All Integers are Equal

Baloney detection kit for Math

Problems with fake proofs of limit of sequences

False "proof" that $\mathbb{R}$ is countable

Fake proof of $\mathbb{R}$ being countable

Simple knapsack with arbitrary weights: Algorithm won't work, but my proof by induction doesn't agree.

Why does the same limit work in one case but fail in another?

Prove that $f^{-1}$ is continuous

Problems with the definition of transitive relation

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