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PITISCUS, BARTHOLOMAEUS. Trigonometriae sive de dimensione triangulorum libri quinque,item problematum variorum . . . libri decem. Woodcut diagrams throughout. [12], 333, [3]; 219 pages, including blank at end of first part. 2 parts in one volume. 4to, 192x147 mm, contemporary vellum boards; occasional toning, scattered minor ink blots, early owner's initials on title. Augsburg: Johannes Praetorius, 1608
The first comprehensive textbook of trigonometry, a term coined by Pitiscus. The first edition was published in 1595 as an appendix to Abraham Scultetus, Sphaericorum libri tres. DSB XI, 3-4.
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