'I 



SYMBOLS AND DEFINITIONS--Continued 

 energy flux per unit length of wave crest (eq. A-1) 

 part of the energy flux in waves defined by equation (A-7) 

 approximate evaluation of P^ for conditions in the surf zone 



rp„ a.ppiuAj.i]ict Le cvciiuciL±uii u± rn 



p fraction of wave heights, in a train of N waves, whose height exceeds 

 H (eq. B-8) 



Q volume rate of longshore transport 



s distance in the longshore direction between adjacent orthogonals (Fig. 

 A-2) 



T wave period 



t time, or conversion factor, seconds per year 



w weight density of water 



a angle between wave crest and shoreline (Fig. A-2) 



B ratio of breaker depth to breaker height (Fig. A-3) 



n departure of water surface from MWL (Fig. B-2) 



p mass density of water 



a ratio a^/Hj (Fig- A-3) 



a),(ja„ wave frequency or central wave frequency (eq. B-6) 



