Mathematics
Matthew Kahle's user avatar
Matthew Kahle's user avatar
Matthew Kahle's user avatar
Matthew Kahle
  • Member for 12 years, 2 months
  • Last seen more than a month ago
Profile Activity
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1,309
reputation
44k
reached
11
answers
39
questions
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30
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22
Score
14
Posts
28
Posts %
18
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11
Posts
22
Posts %
14
Score
2
Posts
4
Posts %
4
Score
5
Posts
10
Posts %
4
Score
2
Posts
4
Posts %
2
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3
Posts
6
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Top posts
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All Questions Answers
Score Newest
question
17
Is it true that a connected graph has a spanning tree, if the graph has uncountably many vertices?
Oct 25, 2011
question
15
Are there infinitely many primes $n$ such that $\mathbb{Z}_n^*$ is generated by $\{ -1,2 \}$?
Jul 18, 2016
question
14
Two CW complexes with isomorphic homotopy groups and homology, yet not homotopy equivalent
Dec 6, 2011
answer
14
Is it true that a connected graph has a spanning tree, if the graph has uncountably many vertices?
Oct 26, 2011
question
11
Representing a number as a sum of at most $k$ squares
Oct 13, 2011
question
10
chromatic number of a graph versus its complement
Nov 2, 2011
question
9
What are the finite subgroups of isometries of a flat triangular torus?
Feb 10, 2018
question
9
Closed formula for the sums $\sum\limits_{1 \le i_1 < i_2 < \dots < i_k \le n} i_1 i_2 \cdots i_k $?
Sep 15, 2016
answer
9
What is the inverse function of $\ x^2+x$?
Sep 19, 2012
question
8
How many orthogonal pairs of shortest vectors in the Leech lattice?
Feb 9, 2022
Top network posts
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56
Connectivity of the Erdős–Rényi random graph
47
Which math paper maximizes the ratio (importance)/(length)?
41
Most intricate and most beautiful structures in mathematics
35
Open problems with monetary rewards
33
chromatic number of the hyperbolic plane

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