HP 39gII User Manual page 234

App variables
To access an app
variable
224
Most app variables store values that are unique to a
particular app. These include symbolic expressions and
equations, settings for the Plot and Numeric views, and
the results of some calculations such as roots and
intersections.
See Reference Information for a complete listing of app
variables and Programming for more information about
using app variables in programs.
1. Open the app that contains the variable you want.
I Select Function
2. Go to where you want to paste the variable.
H
3. Open the Vars menu and switch to the App Vars
menu.
V
(to select App Vars)
4. Use the cursor keys to select the view and then the
variable you want.
>\\ (to select Plot)
>\\\
5. To copy the variable
name to the edit line,
press ; to copy
the variable contents,
press and
You can qualify the name of any app variable so that it
can be accessed from anywhere on the HP 39gII. For
example, both the Function app and the Parametric app
have an app variable named Xmin. If you are in the
Parametric app and enter Xmin in the Home view, you
(to select Ymax)
.
Variables and memory management