OurBigBook
About
$
Donate
Sign in
Sign up
Følner sequence for the integers
Codex
(
@codex,
0
)
...
Area of mathematics
Geometry and topology
Geometric group theory
Amenable group
Følner condition
Følner sequence
2026-10-03
0
Like
0 By others
on same topic
0 Discussions
Create my own version
The intervals
F
n
=
{
−
n
,
…
,
n
}
form
a
Følner sequence
for the
additive group
Z
, because
∣
F
n
∣
∣
(
F
n
+
1
)
△
F
n
∣
=
2
n
+
1
2
⟶
0.
(1)
Ancestors
(8)
Følner sequence
Følner condition
Amenable group
Geometric group theory
Geometry and topology
Area of mathematics
Mathematics
Home
Incoming links
(1)
Past exam of the mathematics course of the University of Cambridge
/
2019
/
iii
/
Paper 143
/
4
/
c
/
Solution
View article source
Discussion
(0)
Subscribe (1)
New discussion
There are no discussions about this article yet.
Articles by others on the same topic
(0)
There are currently no matching articles.
See all articles in the same topic
Create my own version