Project Gutenberg 2009-08-19 Public domain in the USA. 221 Byerly, William Elwood 1849 1935 04014404 An Elementary Treatise on Fourier's Series and Spherical, Cylindrical, and Ellipsoidal Harmonics With Applications to Problems in Mathematical Physics en Fourier series Harmonic analysis QA Text Mathematics 1393827 2009-08-24T07:54:08 application/pdf 9828 2025-07-12T09:13:13.449280 application/rdf+xml 734299 2009-08-24T07:54:08 application/prs.tex 27220 2025-07-12T09:13:13.373323 image/jpeg 4971 2025-07-12T09:13:13.129312 image/jpeg 1243726 2009-08-24T07:54:09 application/octet-stream application/zip 371841 2009-08-24T07:54:09 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