Planetarum sentence example

planetarum
  • At a printing-press established in Walther's house by Regiomontanus, Purbach's Theoricae planetarum novae was published in 1472 or 1473; a series of popular calendars issued from it, and in 1474 a volume of Ephemerides calculated by Regiomontanus for thirty-two years (1474-1506), in which the method of "lunar distances," for determining the longitude at sea, was recommended and explained.
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  • In a letter, Del movimento della cometa apparsa it mese di decembre 1664, published in 1665 under the pseudonym Pier Maria Mutoli, he was the first to suggest the idea of a parabolic path; and another of his astronomical works was Theorica mediceorum planetarum ex causis physicis deducta (Florence, 1666), in which he considered the influence of attraction on the satellites of Jupiter.
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  • He wrote An Astronomical Description of the late Comet (1619); Canicularia (1648); and translated Proclus' De Sphaera, and Ptolemy's De Planetarum Hypothesibus (1620).
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  • Purbach's Theoricae Novae Planetarum (1542), and probably got it from Maurolycus.
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  • The dissertation by which Hegel qualified for the position of Privatdozent (De orbitis planetarum) was probably chosen under the influence of Schelling's philosophy of nature.
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  • Some of the works, however, with which he has been credited (including the Theoria or Theorica planetarum, and the versions of Avicenna's Canon of Medicine - the basis of the numerous subsequent Latin editions of that well-known work - and of the Almansorius of Abu Bakr Razi) are probably due to a later Gerard, of the 13th century, also called Cremonensis but more precisely de Sabloneta (Sabbionetta).
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