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Organizing Data In The Calculator; The Home Directory - HP 50g User Manual

Graphing calculator.
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This results in the output:
In this example we used several lower-case English letters, e.g., x
(~„x), several Greek letters, e.g.,
(~‚n), and even a
(~‚c~„y). Keep in mind that to enter a lower-case English
letter, you need to use the combination: ~„ followed by the letter you
want to enter. Also, you can always copy special characters by using the
CHARS menu (...±) if you don't want to memorize the keystroke
combination that produces it.
A listing of commonly used
keystroke combinations is listed in Appendix D of the user's guide.
For additional information on editing, evaluating, factoring, and
simplifying algebraic expressions see Chapter 2 of the calculator's user's

Organizing data in the calculator

You can organize data in your calculator by storing variables in a
directory tree. The basis of the calculator's directory tree is the HOME
directory described next.

The HOME directory

To get to the HOME directory, press the UPDIR function („§) -- repeat
as needed -- until the {HOME} spec is shown in the second line of the
display header. Alternatively, use „ (hold) §. For this example, the
HOME directory contains nothing but the CASDIR. Pressing J will show
the variables in the soft menu keys:
Page 2-8


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