Media type: E-Article Title: 91 Contributor: Collier, Guy B.; Zerr, G. B. M.; Stevens, M. C.; Drane, Walter H.; Schuyler, Elmer; Scheffer, J.; Schmitt, Cooper D.; Lilley, George Published: publisher unknown, 1900 Published in: The American Mathematical Monthly, 7 (1900) 1, Seite 19-20 Language: English ISSN: 0002-9890; 1930-0972 Keywords: Solutions of Problems Origination: Footnote: Access State: Open Access