fx-82MS fx-82TL fx-98060GII TI-83
ALPHA
On a Casio calculator you can change the keyboard
ALPHA
Above the keys is the alternate description in red. The switching is shown in the status line by an 
.
Example 1
To recall the value 123 that was stored in variable A
ALPHA A A = 123.
Example 2
To recall the value e = 2.7182...
ALPHA ex e_ e ln 0. = 2.718281828