18 Answers votes newest views recent 38Is Thompson’s Group F amenable? 23Parts of Set Theory immune to independence 17Is it possible for P(N) to be larger than Aleph_omega? 10When is non amenablity witnessed by a single non measurable set? 9What is the general opinion on the Generalized Continuum Hypothesis? 9Solutions to the Continuum Hypothesis 5Examples of ZFC theorems proved via forcing 5Standard model of particle physics for mathematicians 5Usage of set theory in undergraduate studies 4Saturated extensions of ZFC models 4Applications of idempotent ultrafilters 4Cardinalities larger than the continuum in areas besides set theory 4covers of $Z^\infty$ 3How additive is Lebesgue measure in ZF+AD ? 3What is the consistency strength of the failure of square, in terms of large cardinals 3A question on infinite dimensional Gaussian measure and affine tranformations. 3Is there an idempotent measure on the free LD system? 3What is the largest Laver table which has been computed?