List questions from fake-proofs

Published on 14 Oct 2016 - 16:29

35

Views

Simple Laws of exponents - that aren't so simple

Published on 18 Oct 2016 - 4:18

101

Views

False proof of Sin A + Sin B = 1 in a right angled triangle

Published on 20 Oct 2016 - 12:20

998

Views

When $\delta$ decreases should $\epsilon$ decrease? (In the definition of a limit when x approaches $a$ should $f(x)$ approach its limit $L$? )

Published on 23 Oct 2016 - 1:14

155

Views

What is wrong with my proof regarding division?

Published on 26 Oct 2016 - 2:52

983

Views

Wrong reasoning yields $1=0$

Published on 27 Oct 2016 - 0:48

117

Views

A number theoretic example in which both "if" and "only if" are near misses

Published on 27 Oct 2016 - 14:59

87

Views

What is wrong with this proof by induction?

Published on 27 Oct 2016 - 23:02

1.4k

Views

A wrong mathematical induction

Published on 30 Oct 2016 - 10:53

52

Views

How to understand this formula?

Published on 03 Nov 2016 - 20:19

3.2k

Views

Find a mistake in the following bogus proof

Published on 10 Nov 2016 - 13:54

73

Views

integrate 3 forms on a 3 manifold

Published on 10 Nov 2016 - 19:18

131

Views

Breaking a stick at two points

Published on 10 Nov 2016 - 20:21

715

Views

Closure-finiteness condition

Published on 26 Mar 2026 - 11:05

1k

Views

Computing the singular homology of the torus with an open disk removed

Published on 13 Nov 2016 - 1:51

List Question

Goldbach's Theorem

Simple Laws of exponents - that aren't so simple

False proof of Sin A + Sin B = 1 in a right angled triangle

When $\delta$ decreases should $\epsilon$ decrease? (In the definition of a limit when x approaches $a$ should $f(x)$ approach its limit $L$? )

What is wrong with my proof regarding division?

Wrong reasoning yields $1=0$

A number theoretic example in which both "if" and "only if" are near misses

What is wrong with this proof by induction?

A wrong mathematical induction

How to understand this formula?

Find a mistake in the following bogus proof

integrate 3 forms on a 3 manifold

Breaking a stick at two points

Closure-finiteness condition

Computing the singular homology of the torus with an open disk removed

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