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From Greeks to Today: Cipher Trees and Computer Cryptography.

Peer reviewed

Grady, M. Tim; Brumbaugh, Doug – Journal of Computers in Mathematics and Science Teaching, 1988

Explores the use of computers for teaching mathematical models of transposition ciphers. Illustrates the ideas, includes activities and extensions, provides a mathematical model and includes computer programs to implement these topics. (MVL)

Descriptors: Algorithms, Cryptography, Instructional Materials, Integrated Activities

Bounded Population Growth: A Curve Fitting Lesson.

Peer reviewed

Mathews, John H. – Mathematics and Computer Education, 1992

Presents two mathematical methods for fitting the logistic curve to population data supplied by the U.S. Census Bureau utilizing computer algebra software to carry out the computations and plot graphs. (JKK)

Descriptors: College Mathematics, Computer Assisted Instruction, Differential Equations, Higher Education