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Top Questions
8
votes
Restricted isometry
mg.metric-geometry
asked Jan 3, 2014 at 23:32
mathoverflow.net
7
votes
Groups with three conjugacy classes that define an ordering
gr.group-theory
model-theory
ordered-groups
conjugacy-classes
asked Apr 8, 2021 at 14:16
mathoverflow.net
7
votes
Completion of surreal subfields
field-theory
ordinals
ordered-fields
surreal-numbers
asked Jan 23, 2016 at 2:33
math.stackexchange.com
7
votes
A wild model of $\mathcal{T}(\mathbb{N})$ appears...
logic
soft-question
model-theory
asked May 30, 2017 at 19:22
math.stackexchange.com
6
votes
Integer parts isomorphic?
abstract-algebra
model-theory
ordered-fields
asked Oct 29, 2015 at 20:16
math.stackexchange.com
5
votes
Automorphism group of the class of surreal numbers
ordered-fields
surreal-numbers
asked Sep 24, 2015 at 17:22
math.stackexchange.com
5
votes
Ordinals which embed in surreal subfields
ordinal-numbers
surreal-numbers
cardinal-arithmetic
ordered-fields
asked Dec 17, 2015 at 15:48
mathoverflow.net
Top Answers
18
What's wrong with the surreals?
mathoverflow.net
16
More than the real numbers: hyperreals, superreals, surreals ...?
math.stackexchange.com
15
Are there any interesting surreal constants?
mathoverflow.net
15
The sum of two well-ordered subsets is well-ordered
mathoverflow.net
14
In surreal numbers, what is $\ln \omega$?
mathoverflow.net
14
Why can mathematical induction only be used with natural numbers?
math.stackexchange.com
10
Free ordered field?
mathoverflow.net
10
Surcomplex numbers and the largest algebraically closed field
math.stackexchange.com
10
Showing that minimal polynomial has the same irreducible factors as characteristic polynomial
math.stackexchange.com
9
Is the surreal number $\omega(\sqrt{2}+1)+1$ a prime?
mathoverflow.net
8
Is the inverse of surreal numbers actually well-defined?
mathoverflow.net
7
The surreal version of $e$
mathoverflow.net
7
On a completeness property of hyperreals
mathoverflow.net
7
Transfinitely iterating the Levi-Civita, Hahn or Puiseux constructions
mathoverflow.net
7
Realization of $\mathbb{R}((X))$ as a subquotient of a hyperreal field ${}^{*}\mathbb{R}$
mathoverflow.net
7
Examples of Surreal Numbers that are only Surreal Numbers?
math.stackexchange.com
7
Does every total order embed into the surreal numbers?
math.stackexchange.com
6
Is $\mathbb{N}$ definable over $(\mathbb{R},<,+,\cdot,0,1)$
math.stackexchange.com
6
Dedekind completion of ordered fields
math.stackexchange.com
5
Are archimedean subextensions of ordered fields dense?
mathoverflow.net
5
What are some counter-intuitive results in mathematics that involve only finite objects?
math.stackexchange.com
5
Are the hyperreals emerging at some stage of the surreal construction?
math.stackexchange.com
5
Does surreal numbers with bounded birthdays form a field?
math.stackexchange.com
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