## EnglishEdit

### NounEdit

** p-adic ultrametric** (

*plural*

**p-adic ultrametrics**)

- (mathematics) The ultrametric with prime number
*p*as parameter defined as ; i.e., such that the distance between two rational numbers is equal to the*p*-adic absolute value of the difference between those two numbers.^{[1]}

#### HypernymsEdit

#### Related termsEdit

### ReferencesEdit

- ^
**2008**, Jacqui Ramagge, Unreal numbers: The story of*p*-adic numbers