44

Answers
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9
counting non-isomorphic groups of a given cardinality
6
Free groups as quotients of hyperbolic groups
9
Amenability and ultrafilters
2
Example of two structures
10
Connes' embedding conjecture for uncountable groups
10
SQ-universality in the class of amenable groups
6
Two-cardinal models of the random graph
7
an algebraically closed field definable in a real closed field
15
Codimension of Measurable Sets
7
Regularity of asymptotic cones
4
Centralisers of transitive permutation groups
6
Groups as automorphism groups of small graphs and the number of rigid graphs of a given size
8
Is non-connectedness of graphs first order axiomatizable?
3
Criteria for Aut(G) to be simple
11
Is there any criteria for whether the automorphism group of G is homomorphic to G itself?
17
Three questions on large simple groups and model theory
14
When is something too big to be a set?
12
Finite simple groups with upper bound on order of elements
2
Isomorphism types or structure theory for nonstandard analysis
8
How much are reduced powers different ?
3
Uniformization in Descriptive Set Theory
24
Is there a universal countable group? (a countable group containing every countable group as a subgroup)
15
Does every automorphism of G come from an inner automorphism of S_G?
2
Ramsey multiplicity
5
Connections between ultrafilters in topology and logic
3
Determining the field from the topology of the affine space over it.
10
AC in group isomorphism between R and R^2
7
Solutions to the Continuum Hypothesis
12
Any paradoxical theorems arising from large cardinal axioms?
7
Ultrafilters arising from Keisler-Shelah ultrapower characterisation of elementary equivalence
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