Texas Instruments TI-89 Manual Book page 259

Using the Current
Variable
Creating a New
Variable from the
Data/Matrix Editor
Opening Another
Variable
Note: Variable shows the
first existing variable in
alphabetic order. If there are
no existing variables,
nothing is displayed.
Note about
Deleting a Variable
242 Chapter 15: Data/Matrix Editor
You can leave the Data/Matrix Editor and go to another application
at any time. To return to the variable that was displayed when you
left the Data/Matrix Editor, press O
From the Data/Matrix Editor:
1. Press ƒ and select
2. Specify the type, folder, and
variable name. For a matrix,
also specify the number of
rows and columns.
You can open another variable at any time.
1. From the Data/Matrix Editor, press ƒ and select
— or —
From any application, press O
2. Select the type, folder, and
variable to open.
3. Press ¸.
Because all Data/Matrix Editor variables are saved automatically,
you can accumulate quite a few variables, which take up memory.
To delete a variable, use the
information about VAR-LINK
and select
6
3:New .
6 and select
screen ( 2 °). For
VAR-LINK
, refer to Chapter 21.
.
1:Current
.
1:Open
2:Open .