User Guide

This section describes the key data structures:
• Expression sequences
• Sets
• Lists
• Tables
• Arrays
• Matrices and Vectors
• Functional operators
• Strings
Expression Sequences
The fundamental Maple data structure is the expression sequence. It is a
group of expressions separated by commas.
>
Accessing Elements
To access one of the expressions:
• Enter the sequence name followed by the position of the expression en-
closed in brackets([ ]).
For example:
>
Using negative integers, you can select an expression from the end of a se-
quence.
286 • 7 Maple Expressions