Sharp EL-5250, EL-5230 Filing Equations, EQTN FILE ƒLOAD ⁄SAVE ¤DEL SAVETITLE?, Savering

Chapter 3: Scientific Calculations

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 fin the NORMAL mode to call the EQUATION FILE menu.

•Press 0, 1or 2to 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 1in the EQUATION FILE menu.

•The file name display appears asking you to enter a title.

<EQTN FILE> ƒLOAD ⁄SAVE ¤DEL

SAVE: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 eto save the equation.

SAVE:RING_

“RING” is entered as the file name.

•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.

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