Search Results
| Search type | Search syntax |
|---|---|
| Tags | [tag] |
| Exact | "words here" |
| Author |
user:1234 user:me (yours) |
| Score |
score:3 (3+) score:0 (none) |
| Answers |
answers:3 (3+) answers:0 (none) isaccepted:yes hasaccepted:no inquestion:1234 |
| Views | views:250 |
| Code | code:"if (foo != bar)" |
| Sections |
title:apples body:"apples oranges" |
| URL | url:"*.example.com" |
| Saves | in:saves |
| Status |
closed:yes duplicate:no migrated:no wiki:no |
| Types |
is:question is:answer |
| Exclude |
-[tag] -apples |
| For more details on advanced search visit our help page | |
Results tagged with gn.general-topology
Search options not deleted
user 132128
Continuum theory, point-set topology, spaces with algebraic structure, foundations, dimension theory, local and global properties.
1
vote
Topology of connected subsets of the $3$-torus
The following is my own attempt at an answer. I would appreciate critical proofreading.
The exact sequences of the pairs $(Y,\Sigma)$ and $(Y,\Sigma^*)$ show that
$$
A=\operatorname{im}(i^*:H^1(Y,\Si …
- 181
7
votes
1
answer
501
views
Topology of connected subsets of the $3$-torus
Consider the $3$-torus $Y=T^3$, a subset $\Sigma\subset Y$, and $\Sigma^*=Y\setminus\overline\Sigma$.
We assume both $\Sigma$ and $\Sigma^*$ to be open, connected, and smoothly bounded.
I am concerne …
- 181