Texas Instruments TITANIUM TI-89 User Manual
Page 372

Sequence Graphing
372
3. On the Window Editor (
8 $), set the Window variables.
5. On the Y= Editor, set
Axes = CUSTOM
,
X Axis = u1
, and
Y Axis = u2
.
6. On the Window Editor (
8 $), set the Window variables.
nmin=0
nmax=400
plotstrt=1
plotstep=1
xmin=0
xmax=400
xscl=100
ymin=0
ymax=300
yscl=100
4. Graph the sequence
(
8 %).
Note:
Use
…
to individually
trace the number of rabbits
u1(n)
and foxes
u2(n)
over time
(n)
.
nmin=0
nmax=400
plotstrt=1
plotstep=1
xmin=84
xmax=237
xscl=50
ymin=25
ymax=75
yscl=10
7. Regraph the sequence.
Note:
Use
… to trace both the number of
rabbits (xc) and foxes (yc) over the cycle
of 400 generations.
u(n)
u1(n)
u2(n)
u2(n)
u1(n)