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Mathematics
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Robert
  • Member for 4 years, 4 months
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question
4
Proof of a theorem about generators of uniformly continuous semigroup
Mar 25, 2022
question
3
Prove that is continuous and calculate its norm [duplicate]
Oct 16, 2021
question
3
Please check the proof about uniform convergence of fourier series
Feb 24, 2022
question
3
Question about Hille Yosida Theorem proof
May 7, 2022
question
1
$f:X\to Y$ continuous and open, prove: if $D\subseteq Y$ is dense $\implies f^{-1}[D]$ is dense [duplicate]
Jun 3, 2020
question
1
$X$ is $T_1\Longleftrightarrow \bigcap_{U\in\mathcal{E}(x)} U=\{x\}$
Jun 7, 2020
question
1
Epicycloid is periodic if and only if $R/r$ is rational
Dec 10, 2020
question
1
Equivalence with linear open maps in normed spaces
Oct 12, 2021
question
1
$L_\infty$ inclusion
Nov 16, 2021
question
1
$L_p$ and measure convergence
Dec 11, 2021