Planning Delivery of a completed ship by a specified date requires careful planning. Following the introduction of the critical path method of planning and control by the U. S. E. I. du Pont de Nemours Company' about 1959, new techniques were adopted in many shipyards
Pierre de Fermat Andrew John Wiles Cubum autem in duos cubos, aut quadratogu in duos quadra- toquadratos, et generaliter nullam in infinitum ultra quadratum potestatum in duos ejusdem nominis fas est dividere: cujes rei demonstrationem mirabilem sane detexi Hanc marginis exiguitas non caperet