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APPENDIX B. SYMBOLS AND NOTATION
pR - wave board resistive power
Pg — wave board hydrostatic power
q - sediment transport rate per unit width
qt - reference total sediment transport rate per unit width
Q - discharge
Q - total longshore sediment transport rate
Q - triangular data window
- a function of Fourier coefficients and time lag
r - number of fundamental dimensions
r - radius
r - radial coordinate in cylindrical coordinate system
R
- string tension
Re
- Reynolds number
Rn
- rubble-mound structure flow Reynolds number
Rn - discrete Fourier amplitude of the nth component
R *
- grain size Reynolds number
S - setup height
S - relative density in thermal problems
S - rubble-mound damage parameter
Si - discrete incident spectral energy density
So - sediment relative density
So - wave board stroke
Sr - discrete reflected spectral energy density
Ss - total wave board stroke for a solitary wave
Sss ~ continuous wave board spectral energy density
St - Strouhal number
Swb - discrete component of wave board energy spectrum
Sfjr, - continuous sea surface elevation spectral energy density
t - time
tf - wave board stroke duration for a solitary wave
tm - time of morphological change
ts - wave board stopping time for transient waves
t - nondimensional time