HP 33s hp 33s_user's manual_English_E_HDPM20PIE56.pdf - Page 245
Returns if complex roots., Stores real part if complex root.
UPC - 082916001456
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Program Lines: (In RPN mode) Description ! % First initial guess. -+. Second initial guess. / Specifies routine to solve. # % Solves for a real root. ! Gets synthetic division coefficients for next lower order polynomial. ª Generates DIVIDE BY 0 error if no real root found. Checksum and length: 15FE 54 65 6 º Starts quadratic solution routine. Exchanges a0 and a1. a1/2. -a1/2. Saves - a1/2. Stores real part if complex root. (a1/2)2. a0. (a1/2)2 - ao. Initializes flag 0. Discriminant (d) < 0 Sets flag 0 if d < 0 (complex roots). d d Stores imaginary part if complex root. Complex roots? Returns if complex roots. Calculates - a1/2 - d Calculates - a1/2 + d Mathematics Programs 15-23
Mathematics Programs
15–23
Program Lines:
(In RPN mode)
Description
First initial guess.
Second initial guess.
Specifies routine to solve.
Solves for a real root.
Gets synthetic division coefficients for next lower order
polynomial.
Generates DIVIDE BY 0 error if no real root found.
Checksum and length: 15FE
54
Starts quadratic solution routine.
Exchanges
a
0
and
a
1
.
a
1
/2.
–
a
1
/2.
Saves –
a
1
/2.
Stores real part if complex root.
(
a
1
/2)
2
.
a
0
.
(
a
1
/2)
2
–
a
o
.
Initializes flag 0.
Discriminant (
d
)
<
0
Sets flag 0 if
d
<
0 (complex roots).
d
d
Stores imaginary part if complex root.
Complex roots
?
Returns if complex roots.
Calculates –
a
1
/2 –
d
Calculates –
a
1
/2 +
d