GUIDKD WAVE PROPAGATION THliorcill (! YI?OMACNKTIC MKDTA. II 975 



4.0 

 3.5 

 3.0 

 2.5 

 /9 2.0 

 1.5 

 1.0 

 0.5 



BACKWARD 



WAVE 



FORWARD 



WAVE 



0.2 

 0.4 



0.8 



Fig. 13(1)) — See Fig. 13. 



0.4 0.8 1.2 1.6 0.4 0.8 1.2 1.6 



Fig. 13(c) — See P^ig. 13. 



0.4 0.8 1.2 1.6 



Fig. 13(d) — See Fig. 13. 



