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Mathematics
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some_user
  • Member for 6 years
  • Last seen more than 1 year ago
  • Germany
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2
Proving that the sum of two continuous function is also continuous
May 8, 2020
2
Building a sequence that alternates for odd numbers without using cases
Jun 24, 2020
1
Showing that $x' = - \nabla E(x)$ can't have a non-constant periodic solution
Oct 8, 2020
1
Inverting a sum of matrices reusing known inverses
Jul 25, 2022
1
Convergence of basis expansion with indicator functions
Aug 14, 2022
0
If $(X_n)_{n\in\mathbb{N}}$ is a sequence of open sets, are $\bigcup_{n\in\mathbb{N}}X_n$ and $\bigcap_{n\in\mathbb{N}}X_n$ open?
May 7, 2020
0
Proof, that multiplying a power series with $\frac{1}{x^k} doesn't change its radius of convergence.
Jun 26, 2020
0
Is $\sum_{k=1}^{\infty} 1/k^2 = \pi^2/6$ a valid example for the incompleteness of rational numbers?
Nov 28, 2022
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36
Does the German language have some words used almost exclusively by/for young children?
19
Meaning of "wünsch dir was"
8
Tevo Michelangelo nozzle below build plate?
8
SE site for sign languages
7
No project in visual studio using unity created