Mathematics
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delta
  • Member for 11 years
  • Last seen more than 1 year ago
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https://github.com/delta4d

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Top posts
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All Questions Answers
Score Newest
answer
7
Can a function be shown positive without derivative?
Mar 20, 2014
answer
6
Polynomials with Integer Coefficients and irrational roots
Mar 11, 2014
answer
6
How to prove $\sin\frac{A}{2}=\sqrt{\frac{(s-b)(s-c)}{bc}};\cos\frac{A}{2}=\sqrt{\frac{s(s-a)}{bc}}$
Mar 10, 2016
answer
5
Question about minimal polynomials.
May 22, 2013
question
4
How to prove this summation?
May 29, 2013
question
4
What is the closed form of this summation?
Jul 19, 2013
answer
4
Find a limit of the recursive sequence
Mar 4, 2014
answer
4
How to find the sum of $i(i+1)\cdots(i+k)$ for fixed $k$ between $i = 1$ and $n$?
Mar 11, 2014
answer
3
If $0 < r < 1$ show that $r^n$ goes to $0$ as $n \to ∞$.
Mar 10, 2014
answer
3
A problem on Möbius function
Mar 19, 2014
Top network posts
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13
How to sum even and odd values with one for-loop and no if-condition?
10
Using isUpper, isLower, and isDigit in Haskell
9
Performance of std::partial_sort() versus std::sort() when sorting the whole range?
9
Haskell: Using List Comprehension and reducing x by 1 each list to make x amount of lists
8
Checking if a number divides evenly by many others

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