Sharp EL-5230 - Manual (Page 60)

58
Filing Equations
When the calculator is in the NORMAL mode (excluding N-base), you can
save equations in the EQUATION FILE. Saved equations can be loaded or
deleted in the NORMAL mode.
Press f in the NORMAL mode to call the EQUATION FILE menu.
• Press 0, 1 or 2 to select if an
equation is to be loaded, saved or deleted,
respectively.
Saving an equation
You can save an equation as follows.
1. After entering an equation in the NORMAL
mode, press 1 in the EQUATION FILE
menu.
• The file name display appears asking you
to enter a title.
• The calculator automatically locks ALPHA on to enable you to enter
alphabetic characters easily. To cancel the ALPHA setting, press ;.
2. Enter the title of the file (up to seven
characters).
• If you change your mind and no longer
want to save the equation, press j.
3. Press e to save the equation.
• The display returns to the display before pressing f.
Note:
• When saving an equation, local variables (including their values)
used in the equation are saved at the same time.
<EQTN FILE>
ƒLOAD ⁄SAVE
¤DEL
SAVE:TITLE?
SAVE:RING_
“RING” is entered as the
file name.
Chapter 3: Scientific Calculations