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Mathematics
Sebastian A. Spindler's user avatar
Sebastian A. Spindler's user avatar
Sebastian A. Spindler's user avatar
Sebastian A. Spindler
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question
15
Does smoothness of left and right multiplication imply smoothness of multiplication?
Apr 29, 2021
question
6
Square-integrability in lemma 4.30 of Folland's "A Course in Abstract Harmonic Analysis"
Aug 19, 2020
answer
5
Find the smallest 3 digit number which satisfies the following conditions
Sep 1, 2020
answer
5
$\int gf \, d \lambda = 0$ for all continuous $g$ implies $f=0$ almost surely"
Sep 4, 2020
answer
4
$p$-group and an normal subgroup, need help to start my solution
Aug 26, 2020
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3
Dual Group of $\Bbb{R}$
Jul 22, 2020
answer
3
$\int_{\Bbb{T}} e_n(\lambda) |\varphi(\lambda)|^2 = 0$ for all $n \neq 0$ implies $|\varphi|^2$ is constant almost surely
Sep 5, 2020
question
2
Radon measure is inner regular if and only if it is semi-finite
Aug 30, 2020
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2
Mistake in proof that affine linear group is unimodular
May 27, 2020
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2
Is every subspace of an incomplete inner product space closed?
Aug 30, 2020
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Non-isomorphic groups with same character tables and different Brauer character tables