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Editing And Clearing Equations - HP 35s User Manual

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Editing and Clearing Equations

You can edit or clear an equation that you're typing. You can also edit or clear
equations saved in the equation list. However, you cannot edit or clear the two built-
in equations 2*2 lin. solve and 3*3 lin. solve. If you attempt to insert a equation
between the two built-in equations, the new equation will be inserted after 3*3 lin.
solve.
To edit an equation you're typing:
Ö
1. Press
or
the cursor.
2. Move the cursor and press
function. Pressing
but pressing
to be deleted. The display then shows the previous entry in the equation list.
3. Press
To edit a saved equation:
1. Display the desired equation, press
of the equation or press
equation.(See "Displaying and Selecting Equations" above.)
2. When the cursor is active in the equation, you can edit the equation just like
you would when entering a new equation.
3. Press
replacing the previous version.
Using menus while editing an equation:
1.
When editing an equation, selecting a setting menu (such as
8
2.
When editing an equation, selecting an insert or view menu (such as


,

and
item.
3.
The menus
6-8
Entering and Evaluating Equations
Õ
to move the cursor allowing you to insert characters before
when the equation editing line is empty has no effect,
on an empty equation line causes the empty equation line
(or
) to save the equation in the equation list.
Ö
to activate the cursor at the end of the
(or
) to save the edited equation in the equation list,
, or
), will end the equation edit status.

,
), the equation will still be in edit mode after inserting the

,
,
repeatedly to delete the unwanted number or
Õ
to activate the cursor at the beginning

>
,
,
are disabled in equation mode.
9
,
,


,
,

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