User Ramiro de la Vega - MathOverflow

Ramiro de la Vega

Member for 12 years, 7 months
Last seen this week

matematicas.uniandes.edu.co
Bogotá, Colombia

162 Answers

Score Activity Newest

3 votes

Patching together homeomorphisms: how badly can it fail?

answered Nov 3, 2011 at 15:05

3 votes

Accepted

A question about density character of Banach spaces.

answered Nov 3, 2011 at 21:28

2 votes

Accepted

Vigorous actions on the Cantor set

answered Dec 16, 2011 at 17:34

2 votes

Antichains and measure-preserving actions on Boolean algebras

answered Oct 19, 2011 at 21:29

2 votes

Is there a compact group of countably infinite cardinality?

answered Jan 26, 2012 at 11:59

2 votes

Accepted

Quasi-dense subsets of boolean algebras

answered Feb 14, 2012 at 21:11

2 votes

Condition to ensure that the product of closed maps be closed

answered Apr 10, 2012 at 19:54

2 votes

Continuity at a point in sequential spaces

answered Aug 6, 2012 at 16:31

2 votes

Accepted

Limit for divergent sequences

answered May 18, 2012 at 13:48

2 votes

Accepted

Property of Mrowka

answered Jun 6, 2013 at 18:45

2 votes

Accepted

A space with countable tightness which is not a Fréchet space?

answered Aug 22, 2013 at 16:02

2 votes

Is there a monster behind the trees?

answered Aug 27, 2013 at 16:12

2 votes

Construction of a family of sets satisfying specific properties

answered Feb 25, 2014 at 16:16

2 votes

Accepted

Separating Differences of Open Sets

answered Aug 23, 2014 at 20:25

2 votes

Compact, densely ordered spaces

answered Jul 29, 2014 at 15:16

2 votes

Coherent trees: Is this result of Todorcevic correct?

answered Oct 24, 2013 at 19:27

2 votes

Accepted

metrizable neighborhoods of compact subsets

answered Sep 25, 2014 at 16:38

2 votes

Accepted

Totally bounded group topologies on $\Bbb Q$ with trivial intersection of two neighborhoods

answered Oct 4, 2014 at 15:50

2 votes

The size of Lindelof space

answered Jun 5, 2015 at 21:12

2 votes

End points of continua

answered Feb 18, 2016 at 15:34

2 votes

Accepted

Connected box products of Hausdorff spaces

answered Apr 11, 2018 at 23:52

2 votes

Connected $T_2$-space with $\text{Cont}(X,X)$ not dense in $X^X$

answered Nov 25, 2017 at 16:27

2 votes

Accepted

Maximal discrete subsets of connected $T_2$-spaces

answered Jan 6, 2017 at 11:04

1 vote

Is there a known construction for heavy topologies of all sizes?

answered Feb 16, 2017 at 0:34

1 vote

Accepted

Similarity graph for continuous maps between Hausdorff spaces

answered Sep 8, 2015 at 12:58

1 vote

The role of the index set in the product of uncountably many topological spaces

answered Nov 13, 2015 at 13:14

1 vote

Totally disconnected subspaces

answered Feb 24, 2015 at 18:03

1 vote

Measure with `somewhere dense' support

answered Apr 7, 2015 at 14:40

1 vote

Discrete Taylor's Formula in n dimensions

answered Jan 30, 2015 at 14:38

1 vote

Product of Topological Measure Spaces

answered Oct 15, 2013 at 22:22

5