16

Answers

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23

Fundamental group as topological group

13

Is a space with no covering spaces simply connected?

11

Does $\pi_1$ have a right adjoint?

7

Fundamental group of R^2 minus the (ir)rationals

6

What is an example of a non-regular, totally path-disconnected Hausdorff space?

6

when is a locally homeo a covering map?

6

Universal covering space for non-semilocally simply connected spaces

3

Applications of compactness

2

Is the wedge sum of two cones over the hawaiian earring contractible?

2

Fundamental groups and homology groups of closed subsets of the plane

2

Mathematical ideas named after places

1

What is known about module categories over general monoidal categories?

1

Topological vs pro fundamental groups

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Normal subgroups of braid groups

1

Looking for general approaches to show connectedness of topological groups

0

a free topological group as a topological module