Skip to main content
Steven Clontz's user avatar
Steven Clontz's user avatar
Steven Clontz's user avatar
Steven Clontz
  • Member for 10 years, 10 months
  • Last seen this week
22 votes

Predicting Real Numbers

15 votes

Can an open and closed function be neither injective or surjective.

9 votes

Set A = {1,2,3,4,5} Pick randomly one digit and remove it. What is the prob. that we pick an odd digit the 2nd time.

9 votes

Find all functions $F(x)$ for which $F (x) + F ((x − 1)/x) = 1 + x$

7 votes

The rotation of dice on a grid

7 votes
Accepted

What topological properties are trivially/vacuously satisfied by any indiscrete space?

7 votes

Prove that $[0,1) \times [0,1)$ is homeomorphic to $[0,1] \times [0,1)$

7 votes

Terminology: Subsets that are contained in a compact subset

5 votes

One point (non-Hausdorff) compactification of compact space

5 votes

If $B$ is compact, then $\{x\}\times B$ is compact

4 votes
Accepted

Is every ccc space weakly Lindelöf?

4 votes
Accepted

Countable Connected Hausdorff groups

4 votes
Accepted

$\sigma$-compact and Hausdorff implies paracompact

4 votes

Why do we want topologies to be closed under both finite and infinite union but not infinite intersection?

3 votes

Finding an example of a set that is NOT a metric space, IS sequentially compact, IS limit point compact, and is NOT compact

3 votes

Is this set bounded? A little confusion

3 votes

Countably tight well-based spaces are first countable

3 votes
Accepted

Sufficient condition for compact implies closed.

3 votes

Why isn't every subspace of $\mathbb R$ a linearly ordered topological space (LOTS)?

3 votes
Accepted

Compact Hausdorff space, hereditarily Lindelöf but non-metrizable?

3 votes

Nature of metric spaces

3 votes

Relationship between dispersion point and biconnected property

3 votes
Accepted

Paracompactness properties of the deleted Tychonoff plank

3 votes
Accepted

Are biconnected spaces $T_0$?

3 votes

Proof for this set to be compact

3 votes

Definitions of relatively compact

3 votes
Accepted

Is every Lindelöf space Menger?

3 votes

What kinds of selection principles hold for Fortissimo space?

3 votes

How are k-Hausdorff and weakly Hausdorff distinct?

3 votes

Is every $T_3$ pseudocompact P-space finite?

1
2 3 4 5 6