HP HP-65 - Page 108

Index
Subroutines. See User Defined Functions.
Subtraction
of degrees, minutes, seconds, 37, 39
stack, 7, 9
storage register, 30
T
T-register, 8
(tangent/arctangent), 37, 40
Temperature, operating limits, 81
Test operations, 59-65
, (test flag-1, test flag-2), 59-63
Top of memory, 51
Top row keys, 52
Trigonometric functions, See also Angular mode
cosine/ arc cosine, 37, 39
sine/arc sine, 37, 39-40
tangent/arc tangent, 37, 40
rectangular/polar, 37, 40-41
Truncating to fraction/integer, 42—43
U
Underflow, register, 80
User defined functions, 14-16
Vv
Voltage, operating limits, 87-88
w
Warranty, 86
W/PRGM-RUN Switch. = W/PRGM position sets program
mode, used to: = create and edit a stored program or ® write
program memory on a magnetic card. = RUN position sets
run mode, used to: = read a magnetic card into program
memory = do calculations = execute stored programs.