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Mathematics Programs
15–27
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
Stores 1 or JK – a
1
/2.
Calculates sign of C.
J.
J
2
J
2
-– a
2
.
J
2
-– a
2
+y
0
.
C =
02
2
yaJ +−
.
Stores C with proper sign.
J.
J + L.
K.
K + M.
Calculate and display two roots of the fourth–order
polynomial.
J.
J – L.
K.
K – M.
Checksum and length: 539D 171
Starts routine to calculate and display two roots.
Uses quadratic routine to calculate two roots.
Checksum and length: 410A 6
Starts routine to display two real roots or two complex
roots.
Gets the first real root.
Stores the first real root.
Displays real root or real part of complex root.
Gets the second real root or imaginary part of complex
root.
Were there any complex roots
?