Mathematics
Programs
15–25
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
Program Lines:
(In RPN mode)
Description
Checksum and length: C7A6 51
Starts fourth–order solution routine.
4
a
2
.
a
3
.
a
3
2
.
4
a
2
–
a
3
2
.
a
o
(4
a
2
–
a
3
2
).
a
1
.
a
1
2
.
b
0
=a
0
(4a
0
–
a
3
2
) –
a
1
2
.
Stores
b
0
.
a
2
.
b
2
=
–
a
2
.
Stores
b
2
.
a
3
.
a
3
a
1
.
4
a
0
.
b
1
= a
3
a
1
– 4
a
0
.
Stores
b
1
.
To enter lines D0021 and D0022;
press 4
º
Î
3.
Creates 7.004 as a pointer to the cubic coefficients.
Solves for real root and puts
a
0
and
a
1
for
second–order polynomial on stack.
Discards polynomial function value.
Solves for remaining roots of cubic and stores roots.
Gets real root of cubic.
Stores real root.
Summary of Contents for 33S
Page 14: ......
Page 15: ...Part 1 Basic Operation ...
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Page 157: ...Part 2 Programming ...
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Page 293: ...Part 3 Appendixes and Reference ...
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