John Goodrick

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Name John Goodrick
Member for 3 years
Seen Sep 19 at 3:50
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Location Universidad de los Andes, Bogotá, Colombia
Age 33
4

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Can a group be a finite union of (left) cosets of infinite-index subgroups?

mar 7 10 at 17:45 Pete L. Clark 39.5k●3●102●225

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Bi-embeddability vs. isomorphism

may 13 10 at 5:28 Pete L. Clark 39.5k●3●102●225

 

 

36

Answers
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43
Most interesting mathematics mistake? (2)
37
When does Cantor-Bernstein hold?
27
Model theoretic applications to algebra and number theory(Iwasawa Theory)
13
Alternative axiom to induction
12
A few questions on model theory, especially model theory of rings
10
Where are some interesting places where the axiom of choice crops up in category theory?
10
Elements of infinite order in a profinite group
10
Pedagogical question about linear algebra
9
Geometric flavored textbook on algebra
8
Which graphs are elementarily equivalent to their own disjoint sums?
8
What are some results in mathematics that have snappy proofs using model theory? (2)
7
Algebraically closed fields of positive characteristic
6
What are some reasonable-sounding statements that are independent of ZFC?
6
What is a logic ?
6
Are there nonequivalent randomnesses?
6
Choice vs. countable choice
6
Model theory stressing order type of universe.
5
Three questions on large simple groups and model theory
5
Heuristic argument that finite simple groups _ought_ to be “classifiable”?
5
What is the general opinion on the Generalized Continuum Hypothesis?
5
Isomorphism types or structure theory for nonstandard analysis
5
What do models where the CH is false look like?
4
a general theory of configurations?
4
What is lambda calculus related to?
4
Complete Extensions of First Order Logic (or Language)
3
Where’s the notion of interpretation (model) originally introduced?
3
Can we recognize when a category is equivalent to the category of models of a first order theory?
3
A problem of an infinite number of balls and an urn
3
How does one identify properties of objects with good “inheritance”?
3
Independence from Set Theory Axioms
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