Leopold von Apfaltern

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Leopold von Apfaltern , also Leopold Apfaltrer von Apfaltern (born October 15, 1731 in Grünhof (Krain) , Krain ; † December 9, 1804 in Győr ) was a Jesuit and mathematician .

Life

Leopold von Apfaltern came from the baron family Apfaltern and was the son of Ignaz von Apfaltern and his wife Josepha von Gussich. First he was trained in Laibach . In 1746, at the age of 16, he joined the Jesuits. After years of probation there, he studied rhetoric in Leoben . He spent another three years in Graz and then continued studying in Laibach. A few years later he went back to Graz, where he dealt with mathematics. In Tyrnau he learned the Greek and Hebrew languages , then went on to Passau , then on to Gorizia and finally back to Graz, where he studied theology for four years and received the degree of baccalaureus in theology. In his free time he devoted himself to mathematics.

He was ordained a priest in 1761 and took his fourth vow on February 2, 1765. From 1765 he worked as a mathematics teacher at a grammar school in Klagenfurt . From 1780 he was Canon of Győr. He died there in 1804 at the age of 73.

The Carinthian agricultural society, to which he belonged alongside the Styrian and the Carniolan , awarded von Apfaltern a prize in 1766 for his work on the true relationship between the meadows and the fields in Carinthia .

Works

  • About the real relationship between the meadows and the fields in Carinthia (Klagenfurt 1768)
  • Comparison tables of old Carinthian dimensions and their prices with the new Austrian ones and their prices
  • Dissertatio de motu Rhombi conici (Klagenfurt 1772)
  • Treatise on the print of the vaults on their side wall (Vienna 1782, online )

literature