PARAMETERS
Name of parameter | Content |
| Name of parameter | Content |
A | value of 1+ | S |
| value of |
B | value of 1- (1/2) | T |
| interval |
F | f (I,J) | I |
| Xn |
H | step | J |
| Yn |
K | calculating working area | Z |
| value of increase of X |
O | value of | X |
| input of X0 |
P | increase of J | Y |
| input of Y0 |
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Q | value of Qn | M |
| indicates Xn |
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R | value of Rn | N |
| indicates Yn |
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Exercise
Initial settings: Y = 10 when X = 0. Find J when H = 0.01, T = 0.03 and I = 0.03, 0.06....
(The built-in differential equation is F = -I J.)
Set up condition: angle unit in Rad Mode and decimal point in
Float Pt Mode.
2ndF | SET UP | B | 2 | C | 1 | CL |
1
2
3
4
Step
Specify the programme mode. Select the title RUNGE.
Enter the values of X0, Y0, H and T.
(Display of X1)
(Display of Y1)
(Display of X2)
(Display of Y2)
Key Operation | Display |
0 ENTER 1 0 ENTER
0 • 0 1 ENTER0 • 0 3
ENTER
ENTER
5
(Display of X3)
(Display of Y3)
Similar operation is performed hereafter.
ENTER
21