THE MEANING OF
RELATIVITY

FOUR LECTURES DELIVERED AT PRINCETON UNIVERSITY, MAY, 1921

BY

ALBERT EINSTEIN

WITH FOUR DIAGRAMS

PRINCETON
PRINCETON UNIVERSITY PRESS
1923

Copyright 1922 Princeton University Press Published 1922

NOTE.—The translation of these lectures into English was made by EDWIN PLIMPTON ADAMS, Professor of Physics in Princeton University

CONTENTS

LECTURE I
[SPACE AND TIME IN PRE-RELATIVITY PHYSICS]
LECTURE II
[THE THEORY OF SPECIAL RELATIVITY]
LECTURE III
[THE GENERAL THEORY OF RELATIVITY]
LECTURE IV
[THE GENERAL THEORY OF RELATIVITY (continued)]
[INDEX]