
Step 3: Insert the integrand into the expression.
(3(EcD
Step i: Complete the subexpression. Then key in the remainder of
the expression, inserting the second term from the stack.
©®(SCMD® 2®
To replace a subexpression with an algebraic from level 1:
1. If the equation ends in an incomplete subexpression, complete it.
2. Press & to activate the Selection environment.
3. Press ®®a® to move the selection cursor to the top-level
function for the subexpression you want to replace. (See “Editing
with Subexpressions” on page 7-10.)
4. Optional: Press EX PR any time to highlight the associated
subexpression (press EXPR again to turn the highlight off).
5. Press REF1... .
6. Press EXIT to leave the Selection environment.
The algebraic is deleted from the stack.
7-12 The EquationWriter
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