SYMBOLS AM) DEFINITIONS — Continued 



kji wave number at frequency index n 



L wavelength 



a pressure gage spacing 



N number of time series points 



n index number 



P dimensionless mixing parameter 



P£g longshore energy flux 



P, ,^2 pressure signals, 1 and 2 



P^jPA data window modified pressure signals 1 and 2 



p porosity of sediment 



^12 quad-spectra of signals 1 and 2 



Sq distance of pressure sensors above bottom 



S-, 2 auto spectrum of signals 1 and 2 



V longshore velocity 



Vq longshore velocity at breaking (no mixing) 



W width of surf zone 



w data window weighting factor 



a wave angle with shoreline 



a^ wave angle with shoreline at breaking 



3 angle of gage axis with shore normal 



Y specific weight of water 



Ad water depth over pressure sensors 



e phase lag 



Ti water surface elevation from mean water surface 



Ti^ mean square water surface elevation 



K ratio of breaking wave height to depth 



■n 3.14159 



p mass density of water 



p mass density of sediment 



circular wave frequency 



Ok standard deviation of K's 



■8 



