User mathahada

12 votes

4 answers

1k views

Universal order type

asked Mar 6, 2011 at 20:23

11 votes

3 answers

1k views

Can there be two continuous real-valued functions such that at least one has rational values for all x?

asked Sep 10, 2010 at 19:38

10 votes

2 answers

917 views

Set theoretic question about real valued functions

asked Dec 19, 2010 at 15:30

9 votes

2 answers

2k views

Basis for the Algebraic numbers over the rationals

asked Nov 30, 2010 at 15:55

7 votes

4 answers

2k views

Must a linearly ordered, separable space be metrizable?

asked Feb 28, 2011 at 23:53

6 votes

3 answers

750 views

Characterization of Tychonoff spaces in terms of open sets

asked May 8, 2011 at 8:58

5 votes

1 answer

580 views

Nets and the Axiom of Choice

asked Dec 25, 2010 at 20:31

2 votes

1 answer

1k views

Total order on the powerset

asked Jan 22, 2011 at 14:27

1 vote

1 answer

725 views

Choice function on the countable subsets of the reals

asked Mar 23, 2011 at 22:36

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9 Questions

Universal order type

Can there be two continuous real-valued functions such that at least one has rational values for all x?

Set theoretic question about real valued functions

Basis for the Algebraic numbers over the rationals

Must a linearly ordered, separable space be metrizable?

Characterization of Tychonoff spaces in terms of open sets

Nets and the Axiom of Choice

Total order on the powerset

Choice function on the countable subsets of the reals