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  • 27 votes cast
Oct
11
asked Why is the intersection of countably many homogeneously Suslin subsets of $\,^{\omega} \omega$ homogeneously Suslin?
Sep
18
answered Are there meaningful elementary embeddings of transitive models of set theory without a critical point?
Sep
18
asked Are there meaningful elementary embeddings of transitive models of set theory without a critical point?
Sep
13
answered Sum from $i$ to $\lg(n)$
Sep
13
answered $\overline{E}\subset \bigcup_{x\in E}\overline{B_x(r_x)} $ if $E\subset \bigcup_{x\in E}\overline{B_x(r_x)} $
Sep
13
answered Intersection of Borel subset with line
Sep
12
answered 1. Measurable sets : uncountable union, 2. null set is disjoint from translated rationals
Aug
30
asked Is the critical point of an embedding of a model of set theory inaccessible in it?
Aug
29
asked Looking for extender axioms
Aug
29
answered Finding a minimum of a function, measuring the sum of the squares of distance from some points of the $\mathbb{R}^n$
Aug
29
answered $\omega_1$-closedness and fullness for $\searrow$ $\omega$-sequences
Aug
26
asked Closeness of measures on a cardinal
Feb
21
asked Homology isomorphism of $H_n(S^d\times X)$ and $H_{n-1}(S^{d-1}\times X)$
Dec
17
answered $cov(null)$ in a Cohen model
Dec
16
asked $cov(null)$ in a Cohen model
Nov
4
answered How to force $\diamondsuit$
Nov
4
asked How to force $\diamondsuit$
Jul
21
asked About singular $\beth_{\alpha}$ for limit ordinals $\alpha$
Jul
20
answered $H(\kappa)$-absoluteness of a formula
Jul
20
asked $H(\kappa)$-absoluteness of a formula