sentences:  This inherent complexity also means that the analytical tools available are much less evolved than those for designing aircraft, cars and even spacecraft.This is due primarily to the paucity of data on the environment the marine vehicle is required to work in and the complexity of the interaction of waves and wind on a marine structure.A naval architect is an engineer who is responsible for the design, classification, survey, construction, and/or repair of ships, boats, other marine vessels, and offshore structures, both commercial and military, including