Project Gutenberg 2004-10-10 Public domain in the USA. 179 McMahon, James 1856 1922 Hyperbolic Functions en Exponential functions QA Text Mathematics 778476 2018-07-12T08:20:52 application/pdf 8575 2025-07-06T06:38:58.016724 application/rdf+xml 220939 2020-12-18T10:41:42 application/prs.tex 12932 2025-07-06T06:38:57.954716 image/jpeg 3436 2025-07-06T06:38:57.698732 image/jpeg 146721 2018-07-12T14:38:04 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia