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Goldstern's user avatar
Goldstern's user avatar
Goldstern
  • Member for 12 years, 10 months
  • Last seen this week
6 votes
Accepted

Consistency of embedding cardinals in linear orderings

6 votes

Are there $2^{\aleph_0}$ pairwise non-isomorphic Boolean algebra structures on $\omega$?

6 votes
Accepted

Large complete minors of $\mathbb{Z}^\omega$

5 votes
Accepted

Lifting a probability measure to the power set

5 votes

How to increase unbounding and dominating numbers for $(\kappa^\lambda,\leq^*)$

5 votes
Accepted

Silver forcing and Cichoń's diagram

5 votes

How to make countably closed forcing "nice" without choice

5 votes

Is there an analogue of finite fields for products of two prime powers?

5 votes

Weyl's Equidistribution Theorem and Measure Theory

5 votes

Example of two structures

5 votes

Uncountable family of infinite subsets with pairwise finite intersections

5 votes

Fiction books about mathematicians?

5 votes

Math for a cake

5 votes

Math for a cake

5 votes

How to calculate a power of a sum of ordinals (ordinal binomial theorem?)

5 votes

Small Implications of the Axiom of Replacement

5 votes

Sets of natural numbers with finite intersections and divergent sums of reciprocals

5 votes
Accepted

An informal version of the recursion theorem

5 votes
Accepted

For which cardinal numbers $\kappa$ is it consistent with ZFC that $\kappa^{\mathrm{cf}(\kappa)} < \kappa^\kappa$?

5 votes
Accepted

Defining negation

5 votes

Countable shifts of closed positive sets

5 votes

Cardinality of the set of functions commuting with $f:X\to X$

5 votes

Ultrafilters preserved by $\mathbb{P}$ but not by products?

5 votes

Fuzzy logic of Godel

5 votes

Does a continuous map $f$ from the $n$-ball $B$ into $R^n$ such that $B\subset f(B)$ have a fixed point?

4 votes
Accepted

Incomplete lattice homomorphisms between complete lattices

4 votes

Freiling's Axiom of Symmetry Concretized

4 votes
Accepted

The automorphism groups of smallest grammars of a language string are isomorphic

4 votes

Examples for "nice" Boolean algebras that are not complete or not atomic

4 votes
Accepted

Density measure on $\mathbb{N}^2$

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