Texas Instruments TI-89 Titanium User Manual

Differential Equation Graphing 435
Fields=SLPFLD
In the
Y= Editor
Use
† to select one and only one 1st-order equation. You
can enter mulNotele equations, but only one at a time can be
selected.
The selected equation must not refer to any other equation in
the Y= Editor. For example:
If y1'=y2, an Undefined variable error occurs when you graph.
In the Graph
screen
If the slope field is drawn but no solution curve is plotted,
specify an initial condition.

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