Instructions

16 Using the Scratchpad
4. Press · to evaluate the expression.
The expression is displayed in standard mathematical notation, and the result is
displayed on the right side of the page.
Note: You can force a decimal approximation in a result by pressing / ·
instead of ·.
Pressing / · forces the approximate result.
Note: Results formatting can also be adjusted in settings. For more information about
customizing settings, see Configuring Handhelds.
Inserting Items from the Catalog
You can use the Catalog to insert functions and commands, symbols, and expression
templates into the entry line.
1. Press k to open the Catalog. By default, the first tab is displayed, which lists all
commands and functions in alphabetical order.
2. If the function you are inserting is visible in the list, select it and press · to
insert it.
3. If the function is not visible:
a) Press a letter key to jump to the entries that begin with that letter.
b) Press ¤ or £ as necessary to highlight the item you are inserting.
c) Click a numbered tab to list functions by category: math functions, symbols,
math templates, library objects, and value for standard measurement units.
d) Press · to insert the item into the entry line.
Using an Expression Template
Templates help you enter matrices, piecewise functions, systems of equations,
integrals, derivatives, products, and other math expressions.