Texas Instruments Titanium TI-89 User Manual

Differential Equation Graphing 449
Fields=SLPFLD
Fields=SLPFLDFields=SLPFLD
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 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)