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Moor's arithmetick. : In tvvo books. The first treating of the vulgar arithmetick in all its parts, with several new inventions to ease the memory, by Nepairs rods, logarithms, decimals, &c. fitted for the use of all persons. The second of arithmetick in species or algebra, whereby all difficult questions receive their analytical laws and resolutions, made very plain and easie for the use of scholars and the more curious. To which are added two treatises: 1. A new contemplation geometrical upon the oval figure called the ellipsis. 2. The two first books of Mydorgius his conical sections analized by that reverend divine Mr. W. Oughtred, Englished and completed with cuts