Encyclopedia > Georg Purbach

Article Content

Georg Purbach

Georg Purbach (1423 - 1461) was a German astronomer and mathematician. He is credited with the invention of several scientific instruments, including the regula[?], the geometrical square[?], and the "Jacob's Staff[?]."

Purbach was the author of a seminal work in astronomy, Theoricae novae planetarum.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Wheatley Heights, New York

... an average density of 427.3/km² (1,104.1/mi²). The racial makeup of the town is 40.00% White, 48.41% African American, 0.30% Native American, 3.41% Asian, 0.00% ...