Texas Instruments nspire cx User Manual

Basics 11
Understanding Variables
Storing Variables
Variables are stored using the define or store commands.
Nspire Example II
Deleting Variables
Delete variables using the Del Var command.
Nspire Example III
Variable Naming Conventions
There are a few ways to name a variable.
 single letter (x, y, z)
 letter and number (x1,y1,z1)
 name (observed, list, expected)

Texas Instruments nspire cx Specifications

General

Display Type	Color LCD
Display Resolution	320 x 240 pixels
Operating System	TI-Nspire OS
Model	TI-Nspire CX
Type	Graphing Calculator
Processor	ARM9
Programming	TI-Basic, Lua
Battery Type	Rechargeable lithium-ion
Connectivity	USB
Memory	100 MB Storage, 64 MB RAM