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more about arithmetic
## arithmetic |

4 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Sexagesimal \Sex`a*ges"i*mal\, a. [Cf. F. sexag['e]simal.] Pertaining to or founded on the number sixty. {Sexagesimal fractions} or {numbers} (Arith. & Alg.), those fractions whose denominators are some power of sixty; as 1/60, 1/3600, 1/216000; -- called also {astronomical fractions}, because formerly there were no others used in astronomical calculations. {Sexagesimal}, or {Sexagenary}, {arithmetic}, the method of computing by the sexagenary scale, or by sixties. {Sexagesimal scale} (Math.), the sexagenary scale. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Arithmetic \A*rith"me*tic\, n. [OE. arsmetike OF arismetique L. arithmetica, fr Gr ? (sc. ?), fr ? arithmetical, fr ? to number, fr ? number, prob. fr same root as E. arm, the idea of counting coming from that of fitting, attaching. See {Arm}. The modern Eng. and French forms are accommodated to the Greek.] 1. The science of numbers; the art of computation by figures. 2. A book containing the principles of this science. {Arithmetic of sines}, trigonometry. {Political arithmetic}, the application of the science of numbers to problems in civil government, political economy, and social science. {Universal arithmetic}, the name given by Sir Isaac Newton to algebra. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Mathematics \Math`e*mat"ics\, n. [F. math['e]matiques, pl., L. mathematica, sing., Gr ? (sc. ?) science. See {Mathematic}, and {-ics}.] That science, or class of sciences, which treats of the exact relations existing between quantities or magnitudes, and of the methods by which in accordance with these relations, quantities sought are deducible from other quantities known or supposed; the science of spatial and quantitative relations. Note: Mathematics embraces three departments, namely: 1. {Arithmetic}. 2. {Geometry}, including {Trigonometry} and {Conic Sections}. 3. {Analysis}, in which letters are used including {Algebra}, {Analytical Geometry}, and {Calculus}. Each of these divisions is divided into pure or abstract, which considers magnitude or quantity abstractly, without relation to matter; and mixed or applied, which treats of magnitude as subsisting in material bodies, and is consequently interwoven with physical considerations. From WordNet r 1.6 [wn]: arithmetic adj : relating to or involving arithmetic; "arithmetical computations" [syn: {arithmetical}] n : the branch of pure mathematics dealing with the theory of numerical calculations

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