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user67458

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sup
246 reputation
 bio website visits member for 2 months
8 badges
 location seen 2 days ago
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26 Questions

votes activity newest
7
 Finite group for which $|\{x:x^m=e\}|\leq m$ for all $m$ is cyclic.
3
 Question about interchanging limits
3
 Finite group cyclic [duplicate]
3
 2 problems about the symmetric group
3
 General topological space $2$.
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246 Reputation

-2 Continuity of quotient map
+5 Laplace equation and integral
+45 Does $\lim_{n\to\infty}\sum\limits_{k=1}^n|e^{\frac{2\pi ik}{n}} - e^{\frac{2\pi i(k-1)}{n}}|$ exist?
+5 Laplace Equation PDE
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2 Answers

votes activity newest
3
 Does $\lim_{n\to\infty}\sum\limits_{k=1}^n|e^{\frac{2\pi ik}{n}} - e^{\frac{2\pi i(k-1)}{n}}|$ exist?
1
 Finding the remainder

23 Tags

3
complex-numbers
0
general-topology × 7
3
roots-of-unity
0
abstract-algebra × 7
1
algebra-precalculus
0
group-theory × 5
1
number-theory
0
pde × 5
0
homework × 24
0
calculus × 4
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Mathematics Stack Exchange Mathematics 246 rep 8

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