Index
<text size="0.8em">Working with abstract algebra? See index (abstract algebra) </text>
Returns the position of an element on a vector.
Syntax
List)
List, Integer)
Description
Given an element and a vector or list, returns the index of the first occurrence (starting at 1). If the element does not belong to the vector or list, returns 0.

Given an element, a vector or list and an integer , returns the index of the first occurrence after position . If the element does not belong to the vector or list, returns 0.
