92

Answers

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17

What would remain of current mathematics without axiom of power set?

1

Spectrum of convolution operator on bounded continuous functions (on R^d)

4

Projections in a W*-algebra as a continuous lattice?

3

References on countable W*-algebras

2

The “right” $C^*$ algebraic proof of Bott Periodicity

4

Importance of separability vs. second-countability

7

Is there any proof that you feel you do not “understand”?

3

A space parameterizing the choices of orthonormal bases for a Hilbert space

2

A characterization of Hilbert spaces?

5

Decidability of equality of expressions built using 1,+,-,*,/,^

1

Does the Border (Boundary) Points of a convex body make a concave function?

7

Certain bounded linear operators on L^2 of a torus

1

Existence of a projection operator onto a classical set of density matrices

14

Uncountable Pre-Image

5

Are compact sets in a Banach lattice order bounded?

8

Resolvent of Laplacian

4

Is the image of discrete set under an open map discrete?

1

Order-isomorphic down-set lattices

1

Consistency of the concept of the collection of all collection

2

Generalization of zero-diagonal square matrices to linear operators

5

functional analysis

1

Limit with theorem of dominated convergence

2

Products of Boolean algebras and probability measures thereon

3

From point-wise to essential supremum of a set of real-valued measurable functions (2)

6

Undecidability and holomorphic functions (Reference request)

3

Is this result of Spain correct?

4

Are all points x of the boundary of a convex set C of a Hilbert space H projections onto C of a point different than x?

11

fourier analytic proofs

3

Is there a maximum to the amount of disjoint non-measurable subsets of the unit interval with full outer measure?

5

Example of a topological space…