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Ramiro de la Vega

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Name Ramiro de la Vega
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Location Bogotá, Colombia
Age 39
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Continuous bijections vs. Homeomorphisms

jun 14 at 11:08 Michał Kukieła 717●5●14

 

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Continuous images of Cantor cubes

feb 2 12 at 11:50 Ramiro de la Vega 3,830●7●15

 

 

66

Answers
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24
Does there exist a subset of $\mathbb{R}^2$ which is “very small” and “very big” in the specified way?
16
How far is Lindelöf from compactness? (2)
10
Is there a maximum to the amount of disjoint non-measurable subsets of the unit interval with full outer measure?
9
Substructure Argument for Chain Conditions
8
Is a inverse limit of compact spaces again compact ?
8
Computing the limit of a certain recursively defined sequence
8
Two different analytic curves cannot intersect in infinitely many points
8
Is there a contractible bounded homogeneous space?
7
Intuition behind o-minimal structures.
7
Does Rolle’s Theorem imply Dedekind completeness?
7
Topological spaces determined by generalized metric spaces
6
Is normality of a Hausdorff space consequence of some property of open domains?
6
Unique Existence and the Axiom of Choice
6
The identity element of a compact group is a limit point of any “polynomial sequence”
6
The integers as a sequential but non-first countable topological group
5
Quotients of Cantor cubes onto spaces
5
Hausdorff group topologies on finitely generated groups
5
Constructible sets in Hausdorff spaces
5
Characterization of cocompact group action
5
Importance of separability vs. second-countability
5
Set of maximal subfields not containing particular elements.
5
countable topological spaces of uncountable weight
4
Concerning Problem 108 in “Open Problems in Topology”
4
particular subset of integers generating rational numbers
4
Does a “composite field” always exist?
4
Non-Archimedean non-standard models for R
4
Universal order type
4
Linear orders with only short cuts
4
Does X have any diagonal properties?
4
Do operations generate well-ordered sets only?
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