
Note The following tables include examples of
I transformations in the form
r
before after
The before and after algebraics are shown in their
CO mm and-line form—even though you execute Rules
transformations in the EquationWriier environment.
If you try an example, press (ENTER) to see the new
expression in command-line form.
The RULES Menu—Universal Transformations
Key
Description
DNEG
Double-negate.
DINV
Double-invert.
••¡r ][
Multiply by 1.
fi ^ fl* i
H 0 ”1
.....
')• "1“ f"!
■ ■ ■ ■ 1
Raise to the power 1.
Fl ^ fl-'-i
.1 .
Divide by 1.
Pi -4“ Ft ^ H F*
+ i
...
1
Add 1 and subtract 1,
Collect. Executes a limited form of the COLCT
command in the SYMBOLIC menu. Works only on the
subexpression defined by the specified object and
leaves the coefficients of collected terms as sums or
differences.
20
Calculus and Symbolic Manipulation 20-21
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