Defining A Matrix; What Is A Matrix?; Selecting A Matrix - Texas Instruments TI-83 Manual Book

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Defining a Matrix

A matrix is a two-dimensional array. You can display, define, or edit a

matrix in the matrix editor. The

has 10 matrix variables,

. You can define a matrix directly in an expression. A matrix,

depending on available memory, may have up to 99 rows or columns.

You can store only real numbers in

Before you can define or display a matrix in the editor, you first must

select the matrix name. To do so, follow these steps.

1. Press y > | to display the

menu. The dimensions

of any previously defined matrices are displayed.