{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"An elementary treatise on Fourier's series and spherical, cylindrical, and ellipsoidal harmonics with applications to problems in mathematical physics. By William Elwood Byerly.","author_name":"Michigan Historical Reprint Series","thumbnail_url":"https://www.ebooknetworking.net/books/141/818/big1418182044.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1418182044.html\">An elementary treatise on Fourier&#039;s series and spherical, cylindrical, and ellipsoidal harmonics with applications to problems in mathematical physics. By William Elwood Byerly.</a>","width":400,"height":300}