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2021-01-03 18:28:29
Schott, Caspar "
Organum mathematicum libris Ix. explicatum a P. G. Schotto S.J., quo per paucas ac facillime parabiles tabellas, intra cistulam ad modum organi pneumatici constructam reconditas, pleraeque mathematicae disciplinae, modo novo ac facili traduntur. Opus posthumum."
Wurzburg, J.A. & W. Endter (printed by J.Hertz), 1668. in-4. [xxxiii], 858, [10=index] pp. With 2 frontisp.(portraits), 23 folding engravings, 40 engraved full-page plates, 28 folding tables, and numerous woodcuts and engravings in the text. Modern 'old style' leather. (new endpapers; frontispieces strengthened in inner margin; paper of first and last quires slightly tired or frayed; some quires a bit browned/foxed; some worming (for the largest part very inobtrusive) in inner margin and margin index (a few letters text loss)) ¶ Rare first edition of this elaborate mathematical handbook explaining the use of ao. the 'mathematical organ', a computational machine devised by Athenasius Kircher to aid with the education of his pupil Karl Joseph von Habsburg. The Organum Mathematicum builds on John Napier's invention Napier's bones (a calculating device for the calculation of products and quotients of numbers) resulting in a machine that by means of a few easily obtainable tablets, concealed in a small box constructed on the model of the pneumatic organ, many mathematical systems are delivered up in a new and simple way, according to Kircher himself in a letter to Caspar Schott, stating that: I have thought out how, with the removal of the difficulties of calculation, the practical functioning of a universal geometry might be explained. Caspar Schott, pupil and later colleague of Athenasius Kircher, took it upon himself to explain in great detail Kircher's Organum mathematicum. Topics this machine could help with are arithmetics, geometry, fortification, sundials, astronomy, ast … [Click Below for Full Description]
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