Excerpt from Four Lectures on Mathematics: Delivered at Columbia University in 1911 Lecture I. The Definition of Solutions of Linear Partial Differential Equations by Boundary Con ditions. 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.

These lectures, delivered at Columbia University in the fall of 1911, extend into mathematics and physics. The titles of the lectures are as follows: "The Determination of Solutions of Linear Partial Differential Equations by Boundary Conditions;" "Contemporary Researches in Differential Equations, Integral Equations, and Integro-Differential Equations:" "Analysis-Situs in Connection with Correspondences and Differential Equations;" "Elementary Solutions of Partial Differential Equations and Green's Functions. -School Science and Mathematics, Volume 16

Four Lectures on Mathematics, Delivered at Columbia University in 1911 by Hadamard