Rabdology

Rabdology
Rabdology Rab*dol"o*gy (r[a^]b*d[o^]l"[-o]*j[y^]), n. [Gr. "ra`bdos rod, stick + -logy: cf. F. rabdologie.] The method or art of performing arithmetical operations by means of Napier's bones. See {Napier's bones}. [Written also {rhabdology}.] [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Rabdology — In 1617 a treatise in Latin entitled Rabdologiæ and writtenby John Napier was published in Edinburgh. Printed three yearsafter his treatise on the discovery of logarithms and in the same yearas his death, it describes three devices to aid… …   Wikipedia

  • rabdology — noun The practice of performing arithmetic using Napiers bones …   Wiktionary

  • rhabdology — Rabdology Rab*dol o*gy (r[a^]b*d[o^]l [ o]*j[y^]), n. [Gr. ra bdos rod, stick + logy: cf. F. rabdologie.] The method or art of performing arithmetical operations by means of Napier s bones. See {Napier s bones}. [Written also {rhabdology}.] [1913 …   The Collaborative International Dictionary of English

  • Napier's bones — Computing devices in Rabdology Napier s bones Promptuary …   Wikipedia

  • Location arithmetic — (Latin arithmeticæ localis ) is a technique to do binary arithmetic using a chessboard like grid. John Napier termed the technique in his treatise Rabdology , from the way that positions of counters on the board represented numbers.Using simple… …   Wikipedia

  • Rhabdology — Rhab*dol o*gy, n. Same as {Rabdology}. [1913 Webster] …   The Collaborative International Dictionary of English

  • List of computability and complexity topics — This is a list of computability and complexity topics, by Wikipedia page. Computability theory is the part of the theory of computation that deals with what can be computed, in principle. Computational complexity theory deals with how hard… …   Wikipedia

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  • rhabdology — noun A variant spelling of rabdology …   Wiktionary

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