HP 33s - Manual (Page 226)

15–4 Mathematics Programs
Program Lines:
(In ALG mode)
Description
! '  Stores Z = R cos(P).

! 
º65¸ 

θ8T´¸8º
 Calculates R sin(P) cos(T) and R sin(P) sin(T).
 ! %  Saves X = R sin(P) cos(T).
 º65¸ 
 ! &  Saves Y = R sin(P) sin(T).
 !  Loops back for another display of polar form.
Checksum and length: 5F1D 48

   Defines the beginning of the vector–enter routine.

  % Copies values in X, Y and Z to U, V and W
respectively.

 ! "

  &

 ! #

 '

! $

!  Loops back for polar conversion and display/input.
Checksum and length: 1961 24
%
  % Defines beginning of vector–exchange routine.
%
  % Exchanges X, Y and Z with U, V and W respectively.
%
 %65 "
%
 ! %
%
  &
%
º65 #
%
! &
%
 '
%
º65 $
%

! '
%
 !  Loops back for polar conversion and display/input.
Checksum and length: CE3C 33

   Defines beginning of vector–addition routine.