HP 33S - Page 225

Mathematics Programs
15–5
File name 33s-E-Manual-1008-Publication(1st).doc Page : 386
Printed Date : 2003/10/8 Size : 13.7 x 21.2 cm
Program Lines:
(In RPN 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.
  
  
  
  
Goes to the vector–addition routine.
Checksum and length: 5FC1 30
  
Defines the beginning of the cross–product routine.
  
  
  
  
 
Calculates (YW – ZV), which is the X component.
  
  
  
  
 
Calculates (ZU – WX), which is the Y component.
  
  
  