HP 25 Owner's Handbook Manual page 121

N
Natural logarithms, 63
Negative numbers, 14
No operation, 95
Numbers
o
altering, 51-52
fractional portion of, 51-52
integer portion of, 51
internal , 25
keying in, 14
negative, 14
recovering, 50, 111
separating, 16, 38
Obligation to make changes, 106
One-number functions , 16, 40
ON-OFF switch ,
9, 13
Operation,
ac
line, 13, 101-102
battery, 13, 103
Operations, improper, 109
Order of
calculation, 23, 45-46
Out-of-warranty, 106
Overflow,
display, 33, 58, 87
storage register, 33, 58, 87
p
Particular step,
displaying a, 82
Pausing during program execution, 84-86
Percentages , 54
Pi, 53
Index 117
Polar/rectangular coordinate conversion, 62-63, 70-71
Population standard deviation ,
69
Positioning numbers in the stack , 40, 41
Power consumption by display, 103
Powers, raising numbers to ,
64
Prefix
chart, 28
clear, 50-51
keys , 13-14
PROM-RUN switch, 74