THE Prefent State OF THE REPUBLICK O F LETTER S. For January, 1730. Reddere VOL. V. ·Fungar vice cotis, acutum quæ ferrum valet, exfors ipfa fecandi. Horat. Non fimili frondefcit virga metallo. LONDON: Printed for WILLIAM INNYS, at the Weft Price One Shilling. [2] I. BOOKS printed for W. IN NY S. TH HE Method of Fluxions, both Direct and Inverfe: The former being a Tranflation from. the celebrated Marquis L' Hofpital's Analyfe des Infinemens Petits; and the latter fupply'd by the Tranflator, E. Stone, F. R. S. 8vo. 1730. 2. A new Mathematical Dictionary; wherein is contain'd, not only the Explanation of the bare Terms, but likewife an Hiftory of the Rife, Progrefs, State, Properties, &c. of Things, both in pure Mathematicks and Natural Philofophy, fo far as it comes under a Mathematical Confideration. By E. Stone, F. R. S. 8vo. 3. An Analytick Treatife of Conick Sections, and their Ufe for refolving of Equations in Determinate and Indeterminate Problems. Being the pofthumous Work of the Marquis De L' Hofpital, Honorary Fellow of the Royal Academy of Sciences. Made English by E. Stone. 4to. 4. The Conftru&tion and principal Ufes of Mathematical Inftruments. Tranflated from the French of M. Bion, Chief Inftrument-Maker to the French King. To which are added, The Conftruction and Uses of fuch Inftruments as are omitted by M. Bion; particularly of thofe invented or improved by the English. The whole illuftrated with Twenty-fix Folio Copperplates, containing the Figures, &c. of the feveral Intruments. By E. Stope., Folio. [3] Tbourgh, and of Socinianifm, from L'4- 'HE Hiftory of Arianifm, from M. Maim- my With two Introductory Difcourfes con- cerning the nature of speculative doctrines, III. The facred and prophane History of the World connected, from the Creation, to the diffolution of the Affyrian Empire, and the IV. A Letter to T. E. Efq; in Answer to V. Remarks upon Dr. Clarke's Catechifm, 72 Reasons for fo little Variety in this; and a Scheme of the future Journals, 75 THE THE PRESENT STATE OF THE Republick of Letters. For JANUARY 1730, ARTICLE I The HISTORY of Arianifm, from M. Maimbourgh; and of Socinianifm, from L'Amy: With two Introductory Dif courfes concerning the nature of speculative Doctrines, and of the doctrine of the Trinity in particular. By Mr. WEBSTER, of St. Dunstan's in the West. [These two Difcourfes are printed by themselves, as a Pamphlet.] S it is the business of these Discourses to prepare the Reader for a careful attention to the enfuing history, it is proper to give an account of them. JANUARY 1730. A The |