 Home

Codex Wiki

Mathematics

Area of mathematics

Geometry and topology

Algebraic geometry

Normalization of an algebraic curve

Geometric genus

Genus one curve

Elliptic curve

Mordell-Weil group

Kummer map of an elliptic curve

Kummer pairing

{c}
{title2=$K(S,n)$}

For a number field $K$ and a finite set $S$ of finite primes,
$$
K(S,n)=\{[x]\in K^*/(K^*)^n:v_\mathfrak p(x)\equiv0\pmod n\text{ for every }\mathfrak p\notin S\}.
$$


S-unramified power class group

Past exam of the mathematics course of the University of Cambridge / 2025 / iii / Paper 125 / 4 / c / Solution

S-unramified power class group ( $K (S, n)$ )

 Ancestors (12)

 Incoming links (1)

 Discussion (0)

 Articles by others on the same topic (0)

S-unramified power class group (K(S,n))

 Ancestors (12)

 Incoming links (1)

 Discussion (0)  Subscribe (1)

 Articles by others on the same topic (0)

S-unramified power class group ( $K (S, n)$ )

 Discussion (0)