78274.git, branch main Introduction to Einstein Initial commit of ebook 78274 files 2026-03-23T15:01:54+00:00 www-data www-data@mail.pglaf.org 2026-03-23T15:01:54+00:00 4f20cce0c12c4c8efcf4d885e7a31563f0a8a99d