Unique Command
From GeoGebra Manual
- Unique[<List L>]
- Returns list of elements of list L in ascending order, repetitive elements are included only once. Works for both a list of numbers and a list of text. See also the Frequency command.
CAS Syntax
- Unique[<List L>]
- Returns a list where each element of L occurs only once.
- Example:
Unique[{1, x, x, 1, a}]
gives you "{x, 1, a}".