THE Young Mathematician's Guide: Being a PLAIN and EASY INTRODUCTION TO THЕ MATHEMATICKS. IN FIVE PARTS. V I Z. 1. Arithmetick, Vulgar and Decimal, with all the ufeful Rules; IV. Conic Sections, wherein the chief Properties, &c. of the By JOHN WARD. The TWELFTH EDITION, To which is added, A SUPPLEMENT, containing the Hiftory of LOGARITHMS, LONDON: Printed for J. BEECROFT, J. RIVINGTON, L. HAWES, W. CLARKE Sir RICHARD GROSVENOR, of Eaton, in the County Palatine of Chefter, Baronet. SIR, W HEN requested by fome Booksellers in London, to Revise and Prepare this Treatife for a New Impreffion, and once refolved to answer their Demands; I was not long confidering at whofe Feet to lay it. My Memory may indeed be impaired by Age, Misfortunes, and Accidents; nay, I am fenfible it is fo: But it must be entirely loft, when I am forgetful of the great Obligations I lie under to Sir Richard Grofvenor. Your Hofpitality and Generofity make you ftand unenvied in the Abundance of Fortune. Any Upftart may contrive to spend a Great Eftate; but it is a Felicity almost peculiar to Great Birth to become One. Were I now to describe Liberality, without Profufeness; Steadiness in Principles, without any private View; Candour and Affability, Good Nature joined to found Judgment, and a Serenity of Temper, which your Enemies will always find the Companion of true Courage; and then pronounce that you are poffeffed of all thefe good Qualities in as high a Degree as moft Men living; No Gentleman that knows you well, would think I flattered you. |