Mathematics
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Desura
  • Member for 6 years, 9 months
  • Last seen this week
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answers
65
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Score
11
Posts
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7
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6
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7
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6
Score
10
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11
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3
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7
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8
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4
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All Questions Answers
Score Newest
question
10
Why isn't a continuous bijection from a locally compact space to a Hausdorff space an homeomorphism?
Dec 24, 2017
question
7
Tic-Tac-Toe on the Real Projective Plane is a trivial first-player win in three moves
Mar 9, 2019
question
7
If $\langle u(t), \phi \rangle \in L^1\ \forall \phi \in S(\Bbb R^d)$, does $\langle u(t), \phi(t) \rangle \in L^1\ \forall \phi \in S(\Bbb R^{1+d})$?
Jun 25, 2021
question
6
How to prove a cross is not locally homeomorphic to an euclidean space?
Oct 11, 2017
answer
5
Is there any connection between QR and SVD of a matrix?
Jul 8, 2017
question
4
If $S(t)$ is a $C_0$-semigroup, is $S(t-s)f(s)$ Bochner integrable?
Jul 19, 2021
question
4
Non constructive proof that positive measurable functions can be approximated by a sequence of simple functions?
Jun 8, 2017
question
4
Can every compact subset of $\Bbb R^n$ be written as a disjoint union of compact subsets, where each of them are path-connected?
Apr 11, 2016
question
4
Is $(1-x)^{\alpha} \log(1-x)$ a Sobolev function?
Nov 20, 2021
question
3
How to compute the dimension of $V(f,g)$ in $\mathbb Z[x_1,...,x_n]$
Nov 3, 2021
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6
Does $f \in L^1([0,T]; S'(\mathbb R^n))$ define a $(1+n)$-dimensional distribution?

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