Texas Instruments Titanium TI-89 User Manual

Operating the Calculator 191
• When defining a variable that you want to retain, use more than one character in the
name. This prevents it from being deleted inadvertently by
1:Clear a–z.
• For information about checking and resetting memory or other system defaults, refer
to Memory and Variable Management.
Using the Catalog Dialog Box
Using the Catalog Dialog BoxUsing the Catalog Dialog Box
Using the Catalog Dialog Box
The CATALOG provides a way to access any built-in command (functions and
instructions) from one convenient list. In addition, the CATALOG dialog box lets you
select functions used in Flash applications or user-defined functions (if any have been
loaded or defined).
Displaying the CATALOG
Displaying the CATALOGDisplaying the CATALOG
Displaying the CATALOG
To display the CATALOG dialog box, press:
½
The CATALOG defaults to „
Built-in, which displays an alphabetic list of all pre-
installed commands (functions and instructions).
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Texas Instruments Titanium TI-89 Specifications

General

Brand	Texas Instruments
Model	Titanium TI-89
Category	Calculator
Language	English