19

Answers

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1

A question about Mitchell/Steel Fine Structure and Iteration Trees

3

Kunen tree and Martin tree

4

Weakly homogeneous trees under AD

1

Decomposing $\mathbf{\Pi}^1_1$ sets into closed sets

1

$\Delta^0_{\alpha}$ universal sets does not exist

1

Woodin cardinals and weakly homgeneous trees

6

Cardinalities larger than the continuum in areas besides set theory

1

A question about the dispersion points of connected metric spaces.

0

Demystifying the Caratheodory Approach to Measurability

3

About measurable sets and intervals

18

Notable mathematics during World War II

3

Measurable cardinals under Axiom of Determinacy

1

The unprecedented success of the “intersection” operator

-1

Is “compact implies sequentially compact” consistent with ZF?

1

What is an explicit example of a sequence converging to two different points?

1

Ultrafilters containing the image of a filter

10

What was Gödel’s real achievement?

1

Non-principal ultrafilters on ω

0

Model of ZF + $\neg$C in which Solovay’s Theorem on stationary sets fails?