116
Index
H
Hours, minutes, seconds/decimal hours conversions,
60-61
HP-25 memory, 6
Improper operations,
33, 87, 109
Index, key, 5-7
Initial display, 35
Instructions, program
changing,
94-95
recording, 10, 74, 76-77
skipping, 106
Integer portion
of
a number,
51
Intermediate results, 18-23
Interrupting program execution, 82-87
K
Keyboard,
13
Keycodes, 76
Key index, 5-7
Keying
in
exponents
of
ten, 31-32
Keying in numbers,
14
Keys, 13-14
L
LAST X, 49-50, 111
Lift, stack, 38, 39, 42, 43,
111
Logarithms, 63-64
Low power display, 105
Manipulating stack contents, 35-37
Manual problem solving, 9
Manual RUN mode,
74
Mean, 67-68
Memory, 6
Memory stack, automatic,
35-47
Merged keycodes, 77
Mistakes, recovering from, 49-50, 92-96
Multiple decimal point display, 105
Multiplier chart,
28