20060301
Tip
• You can include up to 99 arguments in a function.
• If you do not specify a folder, the function is stored in the current folder.
• A function defined using the
Define command can contain only a single expression. You cannot
link multiple expressions or commands using colons (:) or carriage returns.
Executing a User-defined Function
The following is the syntax for executing a user-defined function.
<function name> ([<argument
>[,<argument
>...]])
The following shows an example of how to perform a manual calculation in the Main
application.
Example: The following is a function created under “Creating a New User-defined Function”
on page 12-5-1.
f4 (
x
) =
x
× (
x
+ 1
)
×
(
x
– 2)
12-5-3
User-defined Functions
Tip
• You can use the following steps to recall user-defined functions stored in the “library” folder using
the catalog (cat) keyboard. For more information about the “library” folder, see “1-7 Variables and
Folders”.
1. Press
k
.
2. Tap the
(
(catalog) tab.
3. On the catalog (cat) keyboard, tap the [Form] down arrow button, and then select [USER].
4. Scroll the list of functions until the function you want is visible, and then tap the function name
you want.
5. Tap [INPUT].
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