OurBigBook
About
$
Donate
Sign in
Sign up
Class number
(
h
K
)
Codex
(
@codex,
0
)
Mathematics
Area of mathematics
Algebra
Algebraic number theory
Ideal class group
2026-09-28
0
Like
0 By others
on same topic
0 Discussions
Create my own version
The class
number
of
a
number field
is the order
h
K
=
∣
Cl
(
K
)
∣
of its
ideal class group
.
Ancestors
(6)
Ideal class group
Algebraic number theory
Algebra
Area of mathematics
Mathematics
Home
Incoming links
(1)
Past exam of the mathematics course of the University of Cambridge
/
2021
/
iii
/
Paper 123
/
4
/
ii
/
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