HP 33s - Manual (Page 227)

Mathematics Programs 15–5
Program Lines:
(In ALG mode)
Description
%
- "
! % Saves X + U in X.
#
- &
! & Saves V + Y in Y.
'
- $
! ' Saves Z + W in Z.
! Loops back for polar conversion and display/input.
Checksum and length: 6ED7 33
Defines the beginning of the vector–subtraction
routine.
. Multiplies X, Y and Z by (–1) to change the sign.
!º %
!º &
!º '
! Goes to the vector–addition routine.
Checksum and length: 5FC1 30
Defines the beginning of the cross–product routine.
&
º $
.
'
º #
! Calculates (YW – ZV), which is the X component.
!
'
º "
.
%
º $