Texas Instruments Titanium TI-89 User Manual

Data/Matrix Editor 516
Data/Matrix Editor
Data/Matrix EditorData/Matrix Editor
Data/Matrix Editor
Overview of List, Data, and Matrix Variables
Overview of List, Data, and Matrix VariablesOverview of List, Data, and Matrix Variables
Overview of List, Data, and Matrix Variables
To use the Data/Matrix Editor effectively, you must understand list, data, and matrix
variables.
List Variable
List VariableList Variable
List Variable
A list is a series of items (numbers, expressions, or character strings) that may or may
not be related. Each item is called an element. In the Data/Matrix Editor, a list variable:
If you enter more than one column of elements in a list variable, it is converted
automatically into a data variable.
• Is shown as a single column of elements,
each in a separate cell.
• Must be continuous; blank or empty cells
are not allowed within the list.
• Can have up to 999 elements.
Ê
Column title and header cells are not saved as part of the list.
Ê

Texas Instruments Titanium TI-89 Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
Memory	188 KB RAM, 2.7 MB Flash ROM
Type	Graphing Calculator
Display	Monochrome
Processor	Motorola 68000
Processor Speed	12 MHz
Power Source	4 AAA batteries
Connectivity	USB
Programming	TI-BASIC, Assembly
Operating System	AMS (Advanced Mathematics Software)