Mathematics
Tomasz Kania's user avatar
Tomasz Kania's user avatar
Tomasz Kania's user avatar
Tomasz Kania
  • Member for 11 years, 11 months
  • Last seen this week
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About

Researcher at the Czech Academy of Sciences.

  • Banach spaces and their operators; geometry of Banach spaces;
  • Ideals and representations of operator algebras and, more generally, Banach algebras;
  • Applied Probability, Financial markets, Python modelling.
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467
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156
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All Questions Answers
Score Newest
answer
32
Are there spaces "smaller" than $c_0$ whose dual is $\ell^1$?
Oct 10, 2014
question
21
Is this olympiad-like question about remainders an open problem?
Apr 14, 2015
answer
19
Is the weak topology sequential on some infinite-dimensional Banach space?
Nov 25, 2016
answer
16
Proofs of the Riesz–Markov–Kakutani representation theorem
May 6, 2015
answer
15
Faithful Representations of C*-algebras
Jul 12, 2014
question
12
Number of homeomorphism types of separable closed subspaces of $\beta \mathbb N$.
Dec 23, 2020
answer
11
The Banach space $C[0,1]$ is not reflexive.
Dec 8, 2016
answer
11
Why is this limit $\lim_{n \to \infty}(1 + \frac{1}{n})^n$ equal to $e$?
Nov 18, 2014
answer
10
The dual of $L^p$ is $L^q$
Apr 6, 2017
question
10
Random variables that span copies of $\ell_p$
Jul 31, 2015
Top network posts
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59
Do you know important theorems that remain unknown?
34
Short exact sequences every mathematician should know
25
Is there an editors checklist for mathematics?
17
Ramsey's theorem for the first uncountable ordinal
15
Is the $L^1$-space dual to a Banach space

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