Project Gutenberg 2008-05-09 Public domain in the USA. 63 Schubert, Hermann 1848 1911 Schubert, Hermann Cäsar Hannibal Schubert, Hermann Casar Hannibal McCormack, Thomas J. (Thomas Joseph) 1865 1932 McCormack, Thomas Joseph McCormack, Thomas 03017382 Mathematical Essays and Recreations Notion and definition of number -- Monism in arithmetic -- On the nature of mathematical knowledge -- The magic square -- The fourth dimension -- The squaring of the circle. en Hyperspace Magic squares Mathematics -- Philosophy Circle-squaring QA Text Mathematics Browsing: Mathematics Browsing: Science - General 1173572 2008-05-09T08:28:22 application/pdf 967829 2008-05-09T08:28:22 application/pdf application/zip 11427 2024-09-11T05:02:19.963471 application/rdf+xml 459666 2008-05-09T08:28:22 application/prs.tex 465229 2008-05-09T08:28:22 application/prs.tex application/zip 17643 2024-09-11T05:02:19.881488 image/jpeg 4010 2024-09-11T05:02:19.713494 image/jpeg Archives containing the RDF files for *all* our books can be downloaded at https://www.gutenberg.org/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia