Author： Velleman Daniel J.
Publisher： Mathematical Association of America
ISSN： 1930-0972
Source： American Mathematical Monthly, Vol.116, Iss.4, 2009-04, pp. : 378-382
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract
Related content
American Mathematical Monthly, Vol. 121, Iss. 10, 2014-12 ,pp. :
Access to resources
Recommend
American Mathematical Monthly, Vol. 113, Iss. 7, 2006-08 ,pp. :
American Mathematical Monthly, Vol. 118, Iss. 10, 2011-12 ,pp. :
American Mathematical Monthly, Vol. 115, Iss. 3, 2008-03 ,pp. :
American Mathematical Monthly, Vol. 114, Iss. 1, 2007-01 ,pp. :