SYMBOLS AND DEFINITIONS— Continued 

 L w wavelength (feet) 



L distance of A-frame cylinder from centerline (feet) 

 L vertical distance between cylinders of four-cylinder A-frame (feet) 



£. distance of pile penetration into bottom (feet) 

 •structure width (feet) 



£- sloping float breakwater ballasted length (feet) 



£n base of Napierian logarithm system (dimensionless) 



M structure mass (pounds per second squared per foot) 

 •total mooring line load (pounds) 



M r total mass of floating body (pounds per second squared per foot) 



Ma(i) ith mooring line effect on roll (degrees) 



m effective porosity of porous breakwater (dimensionless) 

 •structure mass (pounds per second squared per foot) 



N number of repetitions (dimensionless) 

 •number of waves (dimensionless) 



N unit direction normal to surface (dimensionless) 



N._ number of waves (dimensionless) 



NAf Nyquist frequency (one per second) 



P load or surface pressure (pounds) 



•structure porosity (dimensionless) 



P n dissipated wave power (foot-pounds per second) 



P n (f) float drag power in frequency domain (foot-pounds per second) 



P. incident wave power (foot-pounds per second) 



P- power of hydraulic jet (foot-pounds per second) 



P relative jet power (dimensionless) 



P hydrostatic effect on sway (pounds) 



P.. transmitted wave power (foot-pounds per second) 



P hydrodynamic effect on sway (pounds) 



P hydrodynamic effect on heave (pounds) 



19 



