![Mathematical Notes]()
Mathematical NotesBlumenson, L.; Berberian, S. K.; Jakobsen, J. F.; Rahman, Q. I.; Zeitlin, David; Ferguson, Rolfe P.; Kauffman, Dolores H.; Reiersöl, Olav; Barrett, L. C.; Jacobson, R. A.; Maurer, Donald; Bragg, L. R.; Leach, E. B. · The American Mathematical Monthly · 1963