📙 Excerpt from Philosophiæ Naturalis Principia Mathematica, Vol. 2Jam sub praelo est altera et ultima Commentariorum nostrorum Pars; quia verò nullus est tam mediocris ingenu, quem usus et exercitatio non edoceant, hinc factum est ut aliqua nobis in mentem venerint quae brevi collecta appendice simul cum reliu tertn Libri parte justi voluminis molem component.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.