Texas Instruments TITANIUM TI-89 - Manual (Page 411)

Differential Equation Graphing 411
4. Set the display style for a function.
@ 2 ˆ
5. Set the graph format. Solution Method
and Fields are unique to differential
equations.
,
9
— or —
@ 8 Í
Note: The Fields format is critical,
depending on the order of the equation.
6. Set the axes as applicable, depending on
the Fields format.
@
2 ‰
Note: Valid Axes settings depend on the
Fields format.
7. Define the viewing window ( 8 $).
Note: Depending on the Solution Method
and Fields formats, different Window
variables are displayed. „
Zoom also
changes the viewing window.