5
Entering the PROG mode .............................................................. 75
Selecting the NORMAL program mode or the NBASE
program mode ................................................................................ 75
Programming concept .................................................................... 75
Keys and display ............................................................................ 76
Creating a NEW Program ...................................................................... 76
Creating a NEW program............................................................... 76
Use of variables.............................................................................. 77
Programming Commands...................................................................... 79
Input and display commands ......................................................... 79
Flow control .................................................................................... 81
Equalities and inequalities ............................................................. 82
Statistical Commands ............................................................................ 83
Editing a Program .................................................................................. 84
Error Messages...................................................................................... 85
Deleting Programs ................................................................................. 86
Chapter 8: Application Examples ......................87
Programming Examples ........................................................................ 87
Some like it hot (Celsius-Fahrenheit conversion) .......................... 87
The Heron Formula ........................................................................ 89
2B or not 2B (N-base conversion) ................................................. 91
T test............................................................................................... 93
A circle that passes through 3 points ............................................ 95
Radioactive decay .......................................................................... 97
Delta-Y impedance circuit transformation ..................................... 99
Obtaining tensions of strings ....................................................... 102
Purchasing with payment in n-month installments ...................... 104
Digital dice.................................................................................... 106
How many digits can you remember? ......................................... 107
Calculation Examples .......................................................................... 110
Geosynchronous orbits ................................................................ 110
Twinkle, twinkle, little star (Apparent magnitude of stars) ........... 111
Memory calculations .................................................................... 113
The state lottery ........................................................................... 114
Contents