Mathematics Teacher (1972) Vol. 65, No. 3

  • Mathematics Teacher (1972) Vol. 65, No. 3

    l\IARCH 1972 A Physical Model for Factoring Quadratic Polynomials James K. Bidu:ell Modulo Systems: One More Step Xa thaniel J1ann III A FORTRAN Program for Computer Plotting of Functions of Two Variables /)avid f{rabill and Clifford Lonu Commutativity of Linear Functions lValtei Ehrenpreis and JJichael Iannone Mathema