Texas Instruments TITANIUM TI-89 - Manual (Page 587)

Programming 587
• Can use all built-in TI-89 Titanium / Voyage™ 200 functions except:
• Can refer to any variable; however, it can store a value to a local variable only.
- The arguments used to pass values to a function are treated as local variables
automatically. If you store to any other variables, you must declare them as local
from within the function.
• Cannot call a program as a subroutine, but it can call another user-defined function.
• Cannot define a program.
• Cannot define a global function, but it can define a local function.
Note: Information about local variables is available.
Entering a Function Entering a Function Entering a Function Entering a Function
When you create a new function in the Program Editor, the TI-89 Titanium displays a
blank “template.”
Note: Use the cursor pad to scroll through the function for entering or editing commands.
setFold
setTable setGraph
switch setMode