The First treating of the Arithmetical, and the The SECOND EDITION with ADDITIONS. LONDON: Printed for WILLIAM and JOHN INN YS, M. DCCXXVII). 1738 His Excellency Alan Lord Brodrick, Baron of Middleton, one of the Lords Juftices, and Lord High-Chancellor of the Kingdom of Ireland. May it please Your Excellency, T HE following Treatife might justly be intitled to your Patronage, were the Performance fuitable to the Dignity of the Subject, which is a Science, that exceeds all others in Certainty and Clearnefs, and, by a Natural and Regular Method, con duces much to the opening and enlarging of the Mind. BUT, tho' this fmall Volume can't pretend to any fuch Perfection, yet, as it may, in fome Measure, advance fo useful a part of Learning, I take the Liberty to put it under your Protection, My Lord, who gave early Proots of a clear Understanding, an exact Judgment, and a vaft Genius capable of comprehending and improving the most abftrufe Sciences. A 2 A |