ARCHIL OCH US

(VII. cent. B.C.), Gk. poet; wrote elegies, hymns, and lampoons, and was the inventor of iambic verse. Horace is said to have been largely influenced by his metres. Gk. mathematician; b. Syracuse; studied in Alexandria; returned to native city; accidentally killed after its capture by Romans under Mar cell us. Besides being most eminent mathematician of antiquity, he founded the science of hydrostatics, invented engines of war, the water screw, and numerous other medean Principle is that a body immersed in a liquid loses weight by an amount exactly equal to that of the liquid displaced. A. discovered this when taking a bath, and in his excitement rushed naked into the streets, crying ‘Eureka! Hureka! I have found it! J have found it!’—The Screw of A., spural screw revolving inside watertight cylinder for raising water to higher level.