Mathematics
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Andreas's user avatar
Andreas's user avatar
Andreas
  • Member for 7 years, 7 months
  • Last seen this week
  • Germany
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15,243
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508
answers
53
questions
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314
Score
209
Posts
37
Posts %
118
Score
68
Posts
12
Posts %
112
Score
80
Posts
14
Posts %
83
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43
Posts
8
Posts %
63
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24
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4
Posts %
56
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40
Posts
7
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Top posts
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All Questions Answers
Score Newest
answer
37
What is this curve?
Sep 9, 2018
question
35
(Dis)Prove $\sum_{i=1}^n\sum_{j=1}^n{(|x_{i}-x_{j}|-|y_{i}-y_{j}|)^2}\geq 4$
May 4, 2019
answer
19
Is there an analytic expression for a number of elements inside a triangular matrix (with and without items on diagonal)
Aug 10, 2017
question
15
Volume of $n$-dimensional spherical orthant in upper diagonal halfspace
Feb 25, 2016
answer
15
Stronger than Nesbitt inequality
Jun 19, 2016
answer
14
Natural logarithms of numbers to a base
May 31, 2018
question
14
Show $\tan(n) < n^q$, conjectured $q < 1.1$
Jan 6, 2020
answer
14
How can I intuitively understand complex exponents?
Nov 3, 2017
question
12
Bound on matrix product $\begin{bmatrix} 1+\frac{1}{n} & -1 \\ 1 & 0 \end{bmatrix}\cdots\begin{bmatrix} 1+\frac{1}{2} & -1 \\ 1 & 0 \end{bmatrix}$
Apr 5, 2020
answer
10
Inequality with five variables
Apr 29, 2016
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