Mathematics Teacher (1959) Vol. 52, No. 1

  • Mathematics Teacher (1959) Vol. 52, No. 1

    JANUARY 1959 Pseudo logarithms HAROLD D. LARSEN Mathematics as a subject for learning plausible reasoning G. P6LYA The cardioid RO DERT C. YATES Breakthroughs in mathematical thought HOWARD F. FEHR f'u olf.t:ial jOVI'fllll oJ COUNCIL 01' TEA.CBJDB8 01' MATHEMATICS The Mathematics Teacher is the ojficia~journaJ of The N