Relativity: The Special and the General Theory, 100th Anniversary Edition, Hardcover - Albert Einstein
In the early 1920s alone, it was translated into ten languages, and fifteen editions in the original German appeared over the course of Einstein's lifetime.His intention was "to give an exact insight into the theory of relativity to those readers who, from a general scientific and philosophical point of view, are interested in the theory, but who are not conversant with the mathematical apparatus of theoretical physics. After completing the final version of his general theory of relativity in November 1915, Albert Einstein wrote a book about relativity for a popular audience..