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Rabdologia, or, The art of numbring by rods whereby the tedious operations of multiplication, and division, and of extraction of roots, both square and cubick, are avoided, being for the most part performed by addition and subtraction : with many examples for the practice of the same : first invented by the Lord Napier, Baron of Marchiston ... /

Main Author: Partridge, Seth, 1603-1686.
Corporate Author: Early English Books Online.
Format: Online Book
Language: English
Published: London : Printed by Robert White, and are to be sold by John Partridge ..., 1648
Series: Early English books online.
Subjects:
Online Access: http://ezproxy.villanova.edu/login?URL=http://gateway.proquest.com/openurl?ctx_ver=Z39.88-2003&res_id=xri:eebo&rft_val_fmt=&rft_id=xri:eebo:image:94398
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