Texas Instruments TI-89 Titanium User Manual page 519

Clearing a Header Definition
1. Move the cursor to any cell in the column and press †.
– or –
Move the cursor to the header cell (
2. Press M to clear the highlighted expression.
3. Press ¸, D, or C.
Using an Existing List as a Column
Suppose you have one or more existing lists, and you want to use those existing lists as
columns in a data variable.
From the:
Data/Matrix Editor
Home screen or a program
Ê
Data variable. If this data variable already exists, it will be redefined
based on the specified lists.
Ë
Existing list variables to copy to columns in the data variable.
Data/Matrix Editor
, etc.) and press ¸.
,
c1 c2
Do this:
In the applicable column, use
define the column header. Refer to the
existing list variable. For example:
c1=list1
Use the NewData command as
described in the Technical Reference
module. For example:
NewData datavar, list1 [, list2] [, list3] ...
Ê Ë
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to
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