HP -22S Owner's Manual page 187

DEG function, in equations, 81
Degrees mode, 45
Degrees to radians, 46-47
Density of a gas, 101
{DC}, 45
Differential equation, 106-107
Diffraction, 106
Digit entry, 15
Discontinuous function, 160,161-162
DISP menu, 16-17, 23-25
.1
DISP
I,
16-17, 18, 23-25
Display
clearing, 15
contrast, 12
messages. see Messages
mode, 22-25
Distance between two locations,
131-132
DIVIDE BY 0,
173
.1
D-RAD
I,
18, 46-47
E
.00,
25
. ' EDIT!,
72,
74
Effective interest rate, 132-134
Electrostatic force, 98-99
{EN},
24
Energy, kinetic, 97
Engineering notation, 24
Entering equations, 73
Environmental limits, 147
Equation library, 91-112
Equation library, calculations with,
91
Equations
clearing, 28, 74
editing, 74
entering, 73
functions in, 79-86
length of, 78
memory requirements, 145
prompting for variables, 75
scrolling, 74
selecting, 74
syntax of, 78
viewing, 74
. ' EQUATIONS
I,
72
Equations of motion, 88, 94-96
Error messages.
See
Messages
Estimations, statistical, 63
I
EVALI
criteria for using, 75
introduction to, 29-30
used to evaluate expressions, 75-76
using, 70-90
Evaluating equations, 70-90
EXP function, 81
Exponential functions, 42
Exponential model, 122-123
Exponential numbers
in equations, 78
keying in, 25
Exponentiation, 13, 32
EXPR label, 75
Expressions, evaluating, 75-76
0,42
F
OF function, 83
{+- F}, 53
FACT function, 81
Factorial function
in equations, 81
in keyboard calculations, 51
Fahrenheit to Celsius, 53
Financial calculations, 109-112, 134-
138
First order differential equation,
106-107
FIX format, 23
Flat region of functions, 168
Fluid pressure, 102-103
Force, equations for, 98-99
Format of numbers, 22-25
FP,52
FP function
in equations, 81
in keyboard calculations, 52
Fractional part, 52
Free energy, 102
Free-fall, 96
Index 187