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161 Answers

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72	Can an irrational number raised to an irrational power be rational?
27	Proving $\sum\limits_{k=0}^{n} (-1)^{k} \binom{n}{k} = 0$
14	why 0=0 is not possible??
12	$\sum\limits_{\text{prime }p} 2^{-p}$ is an irrational number
9	If $\lVert f(t) \rVert:[0,T] \to \mathbb{R}$ is measurable, is $f$ measurable?

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8,575 Reputation

+10	Proving $\sum\limits_{k=0}^{n} (-1)^{k} \binom{n}{k} = 0$
+120	$\sum\limits_{\text{prime }p} 2^{-p}$ is an irrational number
+55	Prove that the index of the set of left coset in a cyclic group is finite
+10	Right triangles with integer sides

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122 Questions

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85	Best Fake Proofs? (A M.SE April Fools Day collection) [closed]
60	Contest problem about convergent series
44	Cute Determinant Question
31	Studying for the Putnam Exam
27	Eigenvalue problem: Prove that all of the eigenvalues of $A$ are 1.

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125 Tags

83 real-analysis × 46	35 sequences-and-series × 13
72 proof-writing × 2	30 calculus × 13
72 irrational-numbers	27 homework × 11
47 complex-analysis × 33	26 binomial-coefficients
46 linear-algebra × 58	25 abstract-algebra × 10

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$TeX - LaTeX Stack Exchange$	TeX - LaTeX	113 rep	3
	Academia	101 rep	1

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