... the centreline on a deck 8.54 m above thekeel and by constructing the movements on squared paper, estimate, to thenearest degree, the heel of the ship. 7. The half ordinates of the waterplane ... the centre of the circular cross-section. Hence, theM curve is a horizontal straight line.The expression forKB is more complicated, but general considerations showthat the curve must become ... possible,such prolonged calculation is unthinkable because the chores have beenremoved to the care of the computer, which has greatly enriched the designprocess by giving time for re¯ection, trial...