Texas Instruments TI-89 Titanium User Manual

3D Graphing 395
Note: When you animate the graph, the screen changes to normal view. Press p to
switch between normal and expanded views.
6. Use the cursor keys to animate the
graph and view it from different eye
angles.
Note: For more detail, increase the xgrid
and
ygrid Window variables. However,
this increases the graph evaluation time.
In expanded view, this
example shows
eyeq=L127.85,
eye
f=52.86, and
eye
ψ=L18.26.

Texas Instruments TI-89 Titanium Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
CPU	Motorola 68000
CPU Speed	16 MHz
RAM	256 KB
Flash ROM	2.7 MB
Programming Language	TI-BASIC, Assembly
Power Source	4 AAA batteries
Connectivity	I/O port
Dimensions	7.5 x 3.5 x 1 inches