Johann Friedrich Penther

Johann Friedrich Penther ( born May 17, 1693 Fiirstenwalde; † September 17, 1749 in Göttingen ) was a German mathematician and architectural theorist.

Life

After his training, Johann Friedrich Penther held the post of a Secret War Council in Brandenburg- Prussia. From 1728 Penther spent many years of his life in the service of the Counts of Stolberg active. Between 1720 and 1727 he worked as a teacher of Stolberg Castle and Governor of Graf and sons as a mountain secretary. In 1724, a map of the town of Stolberg and a list of the sites, owners and occupants emerged. From 1727 to 1729 he accompanied Count Gottlob Friedrich of Stolberg as Imperial captain to Hungary and Silesia. In 1730 he was appointed to the chamber in Stolberg and Bergrat.

Heinrich Ernst Graf zu Stolberg - Wernigerode Penther appointed as Professor of Economics at the Academy of Sciences in Göttingen and entrusted him with the management of all the property of the Academy. After Publications of the University of Göttingen (including Catalogus Professorum Gottingensium ) J. F. Penther was also a professor in the Faculty of Arts of the University of Göttingen.

His first published in 1732 " geometriae practice " is one of the most important German-language textbooks for Surveying in the 18th century. It is richly illustrated and extensively covered geometrical drawing, the creation of maps and the calculation of geometrical instruments. The self -designed Penther frontispiece shows the enthroned Emperor Justinian I, who identifies himself as a promoter of geometry by quotations from his Codex Justinian.

Works

• Church in Strassberg, 1732/34
• Church in Schwenda, 1736/37
• Gnomish essay with 12 sundials for the Lustgarten Wernigerode, now Wolfenbüttel, 1738

Writings

• Practice geometrica. ( 1732)
• Construction stop or correct instruction in zweyen Beyspielen as it was on a handsome stone house, like all building materials, ingleichen all other construction costs to make their costs ausfündig. ( Augsburg, 1743, 1753, 1765 )
• Detailed instruction for Civil Construction Art. Pfeffel, Augsburg 1744-1748 (4 vols ) Lexicon archietctonicum or explanation of the most common [ ... ] Art Words of civil construction art. ( Volume 1 )
• All sorts of residential buildings. ( Volume 2 )
• Civil construction - art [ ... ] orders of columns. ( Volume 3 )
• Publique secular buildings. ( Volume 4 )