HP 9g Graphing Calculator Instrukcja Obsługi Pobierz pdf (Strona 29)

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The SWAP command swaps the contents in two memory variables.

Relational Operators

The relational operators that can be used in FOR loops and conditional

branching are:

= = (equal to), < (less than), > (greater than),

≠

(not equal to),

≤

(less

than or equal to),

≥

(greater than or equal to).

Creating a New Program

1. Select NEW from the program menu and press [ ].

2. Select the calculation mode you want the program to run in and press

[ ].

3. Select one of the ten program areas (P0123456789) and press [ ].

4. Enter your program’s commands.

• You can enter the calculator’s regular functions as commands.

• To enter a program control instruction, press [ 2nd ] [ INST ] and

make your selection.

• To enter a space, press [ ALPHA ] [ SPC ].

5. A semicolon (;) indicates the end of a command. To enter more than

one command on a command line, separate them with a semicolon. For

example:

Line 1:

INPUT

A ; C = 0.5

A ;

” C = ” , C ;

END

You can also place each command or group of commands on a

separate line, as follows. In this case, a trailing semicolon can be

omitted.

Line 1:

INPUT

A ; C = 0.5

A [ ]

Line 2:

” C = ” , C ; END

Executing a Program

1. When you finish entering or editing a program, press [

ESC

] to return

to the program menu, select RUN and press [ ]. (Or you can press

[ PROG ] in MAIN mode.)

2. Select the relevant program area and press [ ] to begin executing

the program.

3. To re-execute the program, press [ ] while the program’s final

result is on the display.

4. To abort the execution of a program, press [

ESC

]. A message

appears asking you to confirm that you want to stop the execution.

STOP : N Y

Press [ ] to move the cursor to Y

and then press [ ].

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