Mathematics
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ccorn
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All Questions Answers
Score Newest
answer
30
How prove this $\sum_{k=1}^{2^{n-1}}\sigma{(2^n-2k+1)}\sigma{(2k-1)}=8^{n-1}$
Jul 17, 2013
answer
25
Galois group of $x^4-5$
Jan 6, 2014
answer
20
Is there a good way to compute Christoffel Symbols
Apr 10, 2016
answer
18
Coefficient of $n$th cyclotomic polynomial equals $-\mu(n)$
Apr 3, 2014
answer
15
Generalizing the sum of consecutive cubes $\sum_{k=1}^n k^3 = \Big(\sum_{k=1}^n k\Big)^2$ to other odd powers
Nov 6, 2013
answer
15
Binomial Identity $\sum\binom{2n+1}{2k+1}\binom{m+k}{2n} = \binom{2m}{2n}$
Dec 11, 2013
answer
14
I found this odd relationship, $x^2 = \sum_\limits{k = 0}^{x-1} (2k + 1)$.
Mar 3, 2014
answer
14
Ramanujan's tau function identity
Jul 16, 2015
answer
13
Common Math Mistakes Made by Scientists
Nov 22, 2013
answer
13
How to prove that $\frac{\eta^{14}(q^4)}{\eta^{4}(q^8)}=4\eta^4(q^2)\eta^2(q^4)\eta^4(q^8)+\eta^4(q)\eta^2(q^2)\eta^4(q^4)$?
Sep 7, 2013
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Are the machines upon us?
33
Mathematics new site theme is live
31
Why do people think downvotes need explanation?
7
What is the record for the fastest close vote, and which question achieved this accolade?
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Makefile prepend and append all elements in array
16
A new (2018) update to our Terms of Service is here
10
Hypergeometric identities
10
Test of 3rd-order vs 4th-order symplectic integrator with strange result
10
Representing Eisenstein numbers without floats

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