The average speed is obtained very accurately from solar and stellar observations for the position of the ship. The difference between the speed of the ship and the rate of paying out gives the amount of.
It must have been between 1160 and 1209 that he held this position; but the date at which he lived and wrote cannot be more accurately determined.
851) which accurately represents the view entertained of this people by mariners down to modern times.
But this relation is not rigorously true; in fact, it does not accurately express the behaviour of any gas.
27 9) that the inhabitants of Colchis whom, like Herodotus (ii., 104) he looks upon as the descendants of Egyptian colonists, preserved, as heirlooms, certain graven tablets (Kbp(€ls) on which land and sea, roads and towns were accurately indicated.