Casio Differential Equation Software Manual page 15

Example To graph the solution of the differential equation of the fourth order
below
y
(4) = 0,
Use the following V-Window settings.
Xmin = –6.2, Xmax = 6.2, Xscale = 1
Ymin = –3.1, Ymax = 3.1, Yscale = 1
Procedure
1 m DIFF EQ
2 3(N-th)
3 3( n
)ew
4 aw
5 aw
aw
-cw
aw
dw
6 5(SET)b(Param)
7 -fw
fw
8 a.bw* i
1
* 1
Result Screen
4-2
Differential Equations of the Nth Order
n
x y y y
= 0, = 0, = –2,
0 0 0
y = 3, –5 < < < < < x < < < < < 5,
= 0, (3)
0 0
9 5(SET)c(Output)4(INIT)i
0 !K(V-Window)
-g.cw
g.cw
bwc
-d.bw
d.bw
i
bw* 2
! 6(CALC)
2
*
h
= 0.1.