Texas Instruments TI-89 Titanium User Manual

Differential Equation Graphing 420
Setting Axes for Time or Custom Plots
Setting the axes can give you great flexibility in graphing differential equations. Custom
axes are particularly effective for showing different kinds of relationships.
Displaying the AXES Dialog Box
From the Y= Editor, press:
@2 ‰
9. Display the Graph screen (8%).
Note: To find the solution at a particular
time, use … to trace the graph.
If
Fields = SLPFLD, Axes is unavailable.
@2 ‰
Item Description
Axes TIME — Plots t on the x axis and y (solutions to all selected
differential equations) on the y axis.
CUSTOM — Lets you select the x and y axes.

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