HP RPN SCIENTIFIC WP 34S Owner's Manual page 13

As you have found
the labels on your WP 34S are generally grouped according to their purposes. Generally,
functions and their inverses – if existent – are placed next to each other. If a function is

called using , its inverse is called using
 the keys for numeric input (
 the three prefixes explained so far (
 the four elementary arithmetic operations (
there are five larger groups of labels as outlined below:
Mathematical
functions typ-
ically working
with real
numbers
Probability
and statistics
Getting used to the groups, you will very soon find your functions on your WP 34S easily.
Most of the 168 labels printed on it point to operations carrying simply the same name.

, for instance, calls the function ALL and
however, pressing
Let us introduce them to you, starting top left on the keyboard:
WP 34S Owner's Manual

on the keyboard next to two other labels showing arrows as well,

called the function POL – there are a few special labels like this.


. Besides
, ...,
   
, , ,
 
, , and
 
,

Edition 3.1
  
, , , , and

), and
 
, , and ),
calls FIX. In the example above,

),
Stack and
register
operations
Integer
and logic
operations
Program-
ming
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