The Collaborative International Dictionary of English. 2000.
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
List of mathematics articles (R) — NOTOC R R. A. Fisher Lectureship Rabdology Rabin automaton Rabin signature algorithm Rabinovich Fabrikant equations Rabinowitsch trick Racah polynomials Racah W coefficient Racetrack (game) Racks and quandles Radar chart Rademacher complexity… … Wikipedia
Арифмометр — прибор, служащий для механического выполнения больших вычислений, или числительная машина. История открытия А а начинается с самой глубокой старины; во все почти периоды человеческого развития мы видим попытки к нахождению способа облегчения… … Энциклопедический словарь Ф.А. Брокгауза и И.А. Ефрона
rhabdology — noun A variant spelling of rabdology … Wiktionary
