202 
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(1) 
A. Hadjidakis 
course angle relative to wave propagation 
damping force 
damping ratio 
submerged foil area (effective) 
Froude number 
submerged foil area, contributing to damping 
static roll amplitude (radians) 
roll amplitude (radians) 
acceleration of gravity 
waveheight 
index for heave 
moment of inertia 
design constant 
lift force 
craft’s length 
wavelength 
mass of the craft 
damping 
excitation frequency 
natural frequency 
index for pitch 
static pitch amplitude (radians) 
pitch amplitude (radians) 
redressing moment (per radian) 
density 
steepness of waves 
craft’s speed 
relative vertical speed 
static heave amplitude 
heave amplitude. 
REFERENCES 
Buermann, T.M., Leehey, P., and Stillwell, J.J., “An Appraisal of Hydrofoil Supported 
Craft,” Trans.of the Soc. of Nayal Arch. and Marine Eng., New York, 1953 
[2] Crewe, P.R., “The Hydrofoil Boat; Its History and Future Prospects,” Trans. of the 
Institution of Naval Arch., London, 1958 
[3] Buller, K.}., “Neue und noch groszere Tragfligelboote,”Schiff und Hafen, 1959, p. 802 
[4] Schertel, H. von, “Tragflachenboote,” Handbuch der Werften, Band II, Schiffahrts- 
Verlag Hansa, Hamburg, 1952 
[5] Schertel, H. von, “Tragfligelboote,” V.D.I. Zeitschrift, Band 98, No. 36, p. 1955, 
Postverlagsort Essen, Dusseldorf, 1956 
[6] Reinecke, H., “Tragfligelboote,” Schiffbautechnik, 8 Jahrgang, Heft 4, Berlin, 1958 
