160 IF (NeGTeS) GO TO 170 
5 N = N#2 
ANUM = ANUM/2. 
AUNIT = AUNIT/2. 
GO TO 169 
170 UNIT = AUNIT 
RETURN 
END 
74 
UNIT 
UNIT 
UNIT 
UNIT 
UNIT 
UNIT 
UNIT 
UNIT 
