Appendix A Symbols and Notations
w
W
We
x
X
y
z
z=x+i·y
zo
a
a
(3
"(
"(
r
6
6,6~,6~
6.p
(
(
T}
B
lJ
lJ
P
Pa
mean vertical component of velocity [m·s- I ]
- vertical component of fluctuation velocity [m·s- I ]
- body weight [N]
- Weber number
- horizontal axis of the rectangular coordinate system
- wind fetch [m]
- horizontal axis of the rectangular coordinate system
- vertical axis (directed upwards when positive) of the
rectangular coordinate system
- complex number
- roughness length [m]
- angle [0]
- Phillips' constant
- bottom slope
- specific weight [N-m- 3 ]
- peak enhancement factor
- circulation [m 2 s-1]
- delta function
- thickness of boundary layer [m]
- increase of pressure [N-m- 2 ]
- surface displacement [m]
- mean surface displacement [m]
- vertical component of water particle path [m]
- angle [0]
- von Karman constant
- longitudinal density gradient [kg.m- 4 ]
- spatial step
- coefficient of dynamic molecular viscosity [N-s·m- 2 ]
- central statistical moments
- coefficient of kinematic viscosity [m 2 ·s- I ]
- Poisson's ratio
- horizontal component of water particle path [m]
- surf similarity parameter
- liquid density [kg·m- 3 ]
- air density [kg·m- 3 ]
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