HP HP-20S - Page 127

Branching, 80
Built-in programs, 61, 88
C
(+°c], 42
Calculator Support Department, 109
Celsius, 42
Centimeters, 42
Chain calculations, 10
Change sign, 11
Checksum, 66
Clear, calculator, 12
memory, 12, 110
messages, 12, 21, 122
programs, 12, 88
registers, 12, 28
statistical registers, 12, 51
Closing parentheses, 24
(cLPrGM], 12, 67, 71
(cLRG], 12, 28
(cLz], 51
(#cm], 42
(Cnr], 39-40
Colon, 13, 110
Combinations, 39, 40
Comma, 19, 109
Complex numbers, 94
Complex operations, 94
equations, 97
Conditionals, 81, 85-86
Continuous memory, 9
Contrast, adjust, 9
Correlation coefficient, 54
Coordinate conversions, 38
(cos], 35
Cosine, 35
Cramer’s rule, 97
Cursor, 12
Curve fitting, 105
equations, 105
D
Data input, in programs, 67
Data pairs, entering, 27
(DEC], 44
Decimal, 44
exchange with comma, 19
places, 16
point, 16, 19, 109
(oEG], 35
[+DEG], 36
Degrees, 35, 36
Delete program lines, 71
Diagnostic, self-test, 116
Digit separator, 19
Display, 16
fix, 17
contrast, 9
engineering notation, 18
format, 16
scientific notation, 18
Do if true, 81
Dot, see Decimal
Down, moving, 68-69
E
E 19
ENG, 18
(EnGJ, 19
Engineering notation, 18, 110
Erase continuous memory, 114
Error messages, 21, 122
Errors, 9
Exchange two numbers, 26
Exponent, 110
entering, 19
Exponentiation operator, 31
[, 31
F
Factorials, 39
Fahrenheit, 42
Features, 4
Five pending operations, 24
(Fix], 17
Floating decimal, see [ALL], 17
Formulas, 40, 60, 91, 93, 97, 101,
104, 105
(FP], 41
Fractional part, 41
Full float, [ALL], 17
Index 125