Research indexJournal article
Elementary Problems
American Mathematical Monthly1 Apr 1991
NobleIDark:/48914/w1/20260525/16B391A5DOI10.1080/00029890.1991.12000771
Journal article
Elementary Problems
American Mathematical Monthly · 1991 · Subscription
NobleIDark:/48914/w1/20260525/16B391A5DOI10.1080/00029890.1991.12000771