Sentence Examples


  • Contains a very clear statement of the heliocentric system of astronomy.
  • But the explanation of this phenomenon is equally consistent with the geocentric as with the heliocentric theory of the solar system.
  • The coordinates thus found will in the case of a body moving around the sun be heliocentric. The reduction to the earth's centre is a problem of pure geometry.
  • His dissatisfaction with Ptolemaic doctrines was of early date; and he returned from Italy, where so-called Pythagorean opinions were then freely discussed, in strong and irrevocable possession of the heliocentric theory.
  • Although the heliocentric system is not mentioned in the treatise, a quotation in the Arenarius of Archimedes from a work of Aristarchus proves that he anticipated the great discovery of Copernicus.