Texas Instruments TITANIUM TI-89 User Manual page 433

6. Press:
,
9
— or —
@ 8 ÍSet
Solution Method = RK
Fields = FLDOFF
For 3rd- or higher-order
Important:
equations, you must set
Otherwise, an
occurs when graphing.
7. In the Y= Editor, press:
@ 2 ‰ Set
With
Note: Axes=TIME
selected equation is plotted against time
(t).
8. In the Window Editor (8 $), set
the Window variables.
t0=0
xmin=
tmax=10
xmax=10
tstep=.1
xscl=1.
tplot=0
ymin=
ymax=3
yscl=1
Differential Equation Graphing
,
Axes = ON Labels = ON
, and
.
Fields=FLDOFF
Undefined variable
.
Axes = TIME
, the solution to the
ncurves=0
1
L
diftol=.001
3
L
,
.
error
433