Storing And Recalling Numbers - HP 33s User Manual

Each white letter is associated with a key and a unique variable. The letter keys
are automatically active when needed. (The A..Z annunciator in the display
confirms this.)
Note that the variables, X, Y, Z and T are different storage locations from the
X–register, Y–register, Z–register, and T–register in the stack.

Storing and Recalling Numbers

Numbers are stored into and recalled from lettered variables with the
h
and (recall) functions.
To store a copy of a displayed number (X–register) to a variable:
e
Press letter–key.
To recall a copy of a number from a variable to the display:
h
Press letter–key.
Example: Storing Numbers.
Store Avogadro's number (approximately 6.0221
Keys:
}
6.0221 23
e
#
A (hold key)
(release)
Å
h
A
3–2
Storing Data into Variables
Display:
 _


 _
 
 


 _ 
 

23
10 ) in A.
Description:
Avogadro's number.
Prompts for variable.
Displays function as long as key is
held down.
Stores a copy of Avogadro's
number in A. This also terminates
digit entry (no cursor present).
Clears the number in the display.
Prompts for variable.
Copies Avogadro's number from A
the display.
e
(store)