Nik Weaver's user avatar
Nik Weaver's user avatar
Nik Weaver's user avatar
Nik Weaver
  • Member for 11 years, 11 months
  • Last seen this week
11 votes
Accepted

Completion of spaces of measures w.r.t. weak norms

11 votes

Set theoretical multiverse and truths

11 votes

Interpretation of the Second Incompleteness Theorem

11 votes

Does a continuous map $f$ from the $n$-ball $B$ into $R^n$ such that $B\subset f(B)$ have a fixed point?

11 votes
Accepted

Hahn Banach type extension of a Lipschitz map

11 votes
Accepted

fourier analytic proofs

11 votes
Accepted

Trasportation metric (AKA Earth-Mover's, Wasserstein, etc.) as "natural" / "induced"?

11 votes

Intersection of an uncountable number of sets.

11 votes
Accepted

If the average of a sequence converges, can I find a uniform bound that does not depend on where I start?

10 votes

How far is a set of vectors from being orthogonal?

10 votes
Accepted

Do semi-continuous functions generate bounded Borel measurable functions as a $C^*$-algebra?

10 votes

C*-algebraic representation of observables vs self-adjoint operators one

10 votes

Continuous relations?

10 votes
Accepted

weak closedness of the unit ball for a dual pair of Banach space

10 votes

Density of smooth functions on Hölder spaces

10 votes
Accepted

Linear independency and compactness of the set of pure states of a $C^*$-algebra

10 votes
Accepted

What is the difference between $L^2(\mathbb{R})$ and $L^2(\mathbb{R}^2)$?

10 votes
Accepted

Connected topological space $X$ such that $\emptyset, X$ are the only open connected subsets

10 votes

How to organize collaborations? Managing shared library and LaTeX document

10 votes
Accepted

Explaining the consistency of PRA and ZF from predicative foundations

10 votes
Accepted

Is every 2-sided ideal in a C*-algebra hereditary?

10 votes
Accepted

Normal linear functionals on bicommutants of C*-algebras

10 votes
Accepted

Are lattice operations in a Lipschitz space sequentially continuous in the weak* topology?

10 votes
Accepted

Compactness of the unit ball of a Banach space for topologies finer than the weak* topology

10 votes
Accepted

Dual Banach space $X^*$ complemented in $\mathrm{Lip}_0(X)$?

10 votes
Accepted

If I multiply the coefficients of a trace-class operator with bounded complex numbers is it still trace class?

9 votes
Accepted

Defining the abstract tensor product of W*-algebras via a universal property

9 votes
Accepted

Surprising applications of the theory of games?

9 votes
Accepted

Explicit example of a certain weak-* limit

9 votes
Accepted

The inequality $a^*ca \le \|c\| a^*a$ in a pre-$C^*$-algebra

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