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 |
Questions of the kind "What's the name for a X that satisfies property Y?"
24
votes
1
answer
3k
views
Universal group?
Is there any closely related terminology?
P.S.
The group which I construct is in fact hyperbolic.
The construction is simple, but it takes 2--3 pages. Let me know if you see a short way to do it. …
4
votes
0
answers
157
views
Name for a chain-like graph
Is there a name for graphs of the following type?
Namely, it has an integer function $\ell$ on the set of the vertex set such that
$v$ is adjacent to $w$ if and only if $$|\ell(v)-\ell(w)|\le 1.$$
Po …
16
votes
2
answers
3k
views
Metric on one-point compactification
Is there a standard construction of a metric on one-point compactification of a proper metric space?
Comments:
A metric space is proper if all bounded closed sets are compact.
Standard means found in …
3
votes
4
answers
511
views
Terminology for polygons
As you may know term "polygon" might mean few different things
and its meaning has to guessed from context.
By some reason I have to use few of these meaning in one place.
So I converge to the follo …
7
votes
1
answer
623
views
A variation of Minkowski sum
I have to work with the following variation of Minkowski sum:
Let $\mathbb E$ be a Euclidean space and $K$ be a convex set in $\mathbb E\times \mathbb E$.
Set
$$K^+=\{\\,x+y\in\mathbb E\mid(x …
32
votes
2
answers
1k
views
Term for "uncheckable constructions"
Is there a term for "uncheckable geometric constructions"?
Say, Angle Trisection and Doubling the Cube are checkable;
i.e., if the answer is given one can do finite Compass-and-straightedge construct …