List questions from fake-proofs

Published on 19 Jun 2013 - 8:24

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$-1 = 0$ by integration by parts of $\tan(x)$

Published on 19 Jun 2013 - 20:20

2.9k

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Finding the fallacy in this broken proof

Published on 20 Jun 2013 - 7:13

670

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Confused about a limit proof and Big O.

Published on 21 Jun 2013 - 22:19

36.6k

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Questions on "All Horse are the Same Color" Proof by Complete Induction

Published on 24 Jun 2013 - 8:53

529

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Asymptote of a line?

Published on 25 Jun 2013 - 16:33

14.2k

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Prove that $a^3+b^3+c^3 \geq a^2b+b^2c+c^2a$

Published on 07 Jul 2013 - 23:15

405

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$x \sin x=2$ why is my proof that there no solutions wrong?

Published on 12 Jul 2013 - 23:30

48

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Writing proofs with information-exchange basis

Published on 14 Jul 2013 - 17:42

8.3k

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Why does 2 equal 1?

Published on 17 Jul 2013 - 19:10

355

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An incorrect proof by exhaustion

Published on 31 Jul 2013 - 1:52

55.1k

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$2+2 = 5$? error in proof

Published on 01 Aug 2013 - 19:13

1.6k

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Error in proof: $\mathbb{C} \cong \mathbb{C} \times \mathbb{C}$??

Published on 01 Aug 2013 - 20:42

220

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Is $8^x$ positive or negative?

Published on 03 Aug 2013 - 3:04

378

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$0.00\dots 1=0$ claim

Published on 03 Aug 2013 - 20:21

List Question

Does $\lim \frac {a_n}{b_n}=1$ imply $\lim \frac {f(a_n)}{f(b_n)}=1$?

$-1 = 0$ by integration by parts of $\tan(x)$

Finding the fallacy in this broken proof

Confused about a limit proof and Big O.

Questions on "All Horse are the Same Color" Proof by Complete Induction

Asymptote of a line?

Prove that $a^3+b^3+c^3 \geq a^2b+b^2c+c^2a$

$x \sin x=2$ why is my proof that there no solutions wrong?

Writing proofs with information-exchange basis

Why does 2 equal 1?

An incorrect proof by exhaustion

$2+2 = 5$? error in proof

Error in proof: $\mathbb{C} \cong \mathbb{C} \times \mathbb{C}$??

Is $8^x$ positive or negative?

$0.00\dots 1=0$ claim

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