julypraise

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24 Questions

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3	(Baby Rudin) To show the set of all condensation points of a set in Euclidean space is perfect
2	If a function is bounded almost everywhere, then globally bounded?
2	Is this analysis problem or discrete math problem?
2	For $t\in [ 0, 1 )$ is $ \frac{xe^{tx}}{e^{x}-1}$ integrable over $x\in (0 , \infty )$?
2	$\| \Gamma (iy) \| = \sqrt{ \pi / \sinh (\pi y) } $ how to prove it?

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309 Reputation

+3	Let $p_1 , p_2$ be prime. Then prove that the only divisors of $p_1 p_2$ are $1 , p_1 , p_2 , p_1 p_2 $.
+15	(Baby Rudin) To show the set of all condensation points of a set in Euclidean space is perfect
+5	Is this function $(\partial / \partial x)f$ discontinuous at $(0,0)$?
+10	Question on limit: $\lim_{x\to 0}\large \frac{\sin^2{x^{2}}}{x^{2}}$

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6 Answers

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4	Question on limit: $\lim_{x\to 0}\large \frac{\sin^2{x^{2}}}{x^{2}}$
3	A question on transposes of matrices in muliplication and determinant
1	Does there exist $f:(0,\infty)\to(0,\infty)$ such that $f'=f^{-1}$?
0	Cardinality of a countably infinite set, once partitioned
0	For $t\in [ 0, 1 )$ is $ \frac{xe^{tx}}{e^{x}-1}$ integrable over $x\in (0 , \infty )$?

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26 Tags

4 calculus × 4	0 complex-analysis × 6
4 limit	0 real-analysis × 5
3 linear-algebra × 3	0 measure-theory × 5
3 matrices × 2	0 algebraic-topology × 3
1 analysis × 5	0 pde × 2

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$Mathematics Stack Exchange$	Mathematics	309 rep	9
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