Symbolic Manipulation 225
Note: Use 2 ° to view a list of defined variables, as described in Memory and
Variable Management.
Deleting a Defined Variable
You can “undefine” a defined variable by deleting it.
To delete: Do this:
One or more specified variables Use the DelVar function.
You can also delete
variables by using the
VAR-LINK screen
(2°) as
described in Memory and
Variable Management.
All one-letter variables (a – z) in the
current folder.
Note: For information about folders,
refer to the Calculator Home Screen
module.
From the Home screen
Clean Up menu, select
1:Clear a-z. You will be
prompted to press ¸ to
confirm the deletion.
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