Texas Instruments PLUS TI-89 - Manual (Page 116)

Chapter 5: Additional Home Screen Topics 99
05ADDLHM DOC TI-89/TI-92 Plus: Additional Home Screen Topics (English) Susan Gullord Revised: 02/23/01 10:55 AM Printed: 02/23/01 2:13 PM Page 99 of
To: Do this:
Display a list of all
user-defined functions Press 2 ° to display the VAR-LINK
screen. You may need to use the „ View
toolbar menu to specify the Function
variable type. (Refer to Chapter 21.)
— or —
Press:
TI . 89: ½ †
TI . 92 Plus: 2 ½ †
Display a list of Flash
application functions Press:
TI . 89: ½ …
TI . 92 Plus: 2 ½ …
Display the definition
of a user-defined
function From the VAR-LINK screen, highlight the
function and display the Contents menu.
TI . 89 : 2 ˆ
TI . 92 Plus : ˆ
— or —
From the Home screen, press 2 £.
Type the function name but not the
argument list (such as
xroot ), and press
¸ twice.
— or —
From the Program Editor, open the
function. (Refer to Chapter 17.)
Edit the definition From the Home screen, use 2 £ to
display the definition. Edit the definition as
necessary. Then use § or
Define to save
the new definition.
— or —
From the Program Editor, open the
function, edit it, and save your changes.
(Refer to Chapter 17.)
Displaying and
Editing a Function
Definition
Note: You can view a user-
defined function in the
CATALOG dialog box, but
you cannot use the
CATALOG to view or edit its
definition.