##### Wiktionary

**alternating group**

n. (context group theory English) a (l en group) of (l en even permutation even permutations) of a (l en finite) (l en set)

##### Wikipedia

**Alternating group**

In mathematics, an **alternating group** is the group of even permutations of a finite set. The alternating group on a set of *n* elements is called the **alternating group of degree n**, or the

**alternating group on**and denoted by A or Alt(

*n*letters*n*).