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Answers

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1

The reals as continuous image of the irrationals

2

Unbounded representations of Banach algebras

4

Must a surjective isometry on a dual space have a pre-adjoint?

14

Does pointwise convergence imply uniform convergence on a large subset?

62

Most memorable titles (2)

9

Topological spaces whose continuous image is always closed

7

Converse of Picard’s Big Theorem?

3

totally disconnected and zero-dimensional spaces

3

Representation of $*$-automorphism on finite dimensional matrix algebras

4

infinitely many linear equations in infinitely many variables

3

range projection of an unbounded idempotent affiliated to a finite von Neumann algebra

4

How come nowhere dense subsets implies discrete?

8

Hausdorff dimension: subset of $\mathbb{R}^n$ vs. boundary of this subset

5

Is the set of exponentials open?

5

Question about von Neumann algebra generated by a complete algebra of projections

15

Examples of common false beliefs in mathematics.

9

‘Eigenvectors’ of evolute operation

15

Do names given to math concepts have a role in common mistakes by students?

3

Surjective *-homs between multiplier algebras

35

Can an entire non-constant function be bounded on only a finite set of lines through the origin?

13

Is there an index for solutions to American Mathematical Monthly problems?

4

Relevance of the complex structure of a function algebra for capturing the topology on a space.

7

Simple inequality in C*-algebras

34

Are the norms of graphs dense in any interval?

1

Algebraic properties of the algebra of continuous functions on a manifold.

1

Kernel projections in the universal representation.

3

Example of continuous function that is analytic on the interior but cannot be analytically continued?

2

Is the average first return time of a partitioned ergodic transformation just the number of elements in the partition?

2

Approximate unit for the algebra C*(h) consisting of projectors

4

Does 2^m = 3^n + r have finitely many solutions for every r?