Nik Weaver

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Name	Nik Weaver
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Website	math.wustl.edu/~nweaver
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4

Questions

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votes

1

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vector balancing problem

co.combinatorics linear-algebra oa.operator-algebras open-problem combinatorial-geometry

mar 29 at 9:42 JEFF 1

5

23

votes

0

answers

815

views

Fourier transform on the discrete cube

fourier-analysis co.combinatorics

mar 29 at 9:56 JEFF 1

7

votes

1

answer

437

views

approximate uncertainty principle for finite abelian groups

harmonic-analysis open-problem

mar 29 at 7:40 JEFF 1

1

5

votes

1

answer

239

views

faces in the discrete cube

co.combinatorics fourier-analysis

mar 29 at 9:44 JEFF 1

86

Answers

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How often do people read the work that they cite?

A natural center of a convex weakly compact set in Banach space. (2)

Calkin Algebra and the embedding

functions from Q to itself with derivative zero

Uncountable Pre-Image

Does this “jumping-ahead” ordinal function exist?

Is there an algebraic approach to metric spaces?

fourier analytic proofs

How far is a set of vectors from being orthogonal?

Intuitive meaning of Double Commutant Theorem

Existence of irreducible subspace (2)

Trasportation metric (AKA Earth-Mover’s, Wasserstein, etc.) as “natural” / “induced”?

Can a function from R^n to R^n fail to be one-to-one, and also lack critical points?

Resolvent of Laplacian

Certain bounded linear operators on L^2 of a torus

Bounded linear functionals and representations

Commuting Linear Operators In Hilbert Spaces

Kadison-Singer problem in exotic Hilbert spaces

Undecidability and holomorphic functions (Reference request)

The monotone closure of a $C^*$-algebra

Adjoining a new isolated point without changing the space

Product of positive semidefinite and negative semidefnite matrices

particular subset of integers generating rational numbers

When an AW*-algebra is a W*-algebra

Strongly convergence in reflecxive Banach space

Extremely messy proofs

Atomic enveloping von Neumann algebra

Does the “measure-preserving property” commute with ultralimits ?

Sums of unitaries with small norm in full group $C^*$-algebras (2)

compact quotient

147

Votes

78

69

78

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fa.functional-analysis× 32
oa.operator-algebras× 17
real-analysis× 8
linear-algebra× 7
gn.general-topology× 7
measure-theory× 6
c-star-algebras× 6
banach-spaces× 6
von-neumann-algebras× 5
set-theory× 5

reference-request× 5
operator-theory× 5
hilbert-spaces× 5
fourier-analysis× 5
co.combinatorics× 5
soft-question× 3
pr.probability× 3
nt.number-theory× 3
mg.metric-geometry× 3
ho.history-overview× 3

boolean-algebras× 3
topology× 2
ra.rings-and-algebras× 2
quantum-mechanics× 2
order-theory× 2
open-problem× 2
lo.logic× 2
lattices× 2
integration× 2
harmonic-analysis× 2

big-list× 2
ultrapowers
ultrafilters
topological-vector-spaces
topological-groups
terminology
tensor-products
sp.spectral-theory
riemannian-geometry
qa.quantum-algebra

proofs
probability-distributions
posets
ordinal-numbers
morse-theory
modal-logic
metric-spaces
mathematics-education
kobayashi-hyperbolicity
interpolation

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