Excerpt from New Elements of Conick Sections: Together With a Method for Their Description on a Plane I believe Mr. De Witt would not have ufied jb compounded a Method fir the De fcription of the]? Curves, had he not thought that the Demonfirations would have been more eajy and fimple' on that Account 5 which he could not bring to pafs in the Elli pjis, when he endeavoured to de monfirate the Properties 0 the Diameters. The. Demonfiration whio I have given you, hath jome Conformity with that of the Antients, but it is much more fimple and Plain. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.