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The Loss of Accuracy: Pitfalls and Implications for Mathematics Instruction.
Peer reviewed Peer reviewed
Glidden, Peter Lochiel – Mathematics Teacher, 1992
Offers examples of loss of accuracy when using digital computing devices. Discusses causes for loss of accuracy and methods of preventing loss. Presents implications that loss of accuracy has for mathematics instruction. (MDH)
Descriptors: Calculators, Computation, Computer Assisted Instruction, Mathematics Education
The Computer Revolution and Physical Chemistry.
Peer reviewed Peer reviewed
O'Brien, James F. – Journal of College Science Teaching, 1989
Describes laboratory-oriented software programs that are short, time-saving, eliminate computational errors, and not found in public domain courseware. Program availability for IBM and Apple microcomputers is included. (RT)
Descriptors: Chemistry, College Science, Computation, Computer Software
Determination of the Strike and Dip of Planar Geological Structures: A Computer Solution.
Peer reviewed Peer reviewed
Pizarro, Antonio – Journal of Computers in Mathematics and Science Teaching, 1988
Explains the use of the 3-dimensional analytic geometry method to find values for a field geology problem. Gives a description of the mathematical theory for this method which can be applied to data obtained by drilling as well as open surfaces, and a computer program. (RT)
Descriptors: Algorithms, Analytic Geometry, College Science, Computation
A Rapidly Converging Recursive Approach to Pi.
Peer reviewed Peer reviewed
Dence, Joseph B.; Dence, Thomas P. – Mathematics Teacher, 1993
Presents an algorithm to estimate pi by approximating a unit circle with a sequence of inscribed regular polygons. Demonstrates the application of the algorithm with a hand-held calculator and an Apple computer. Provides a program to calculate pi in Pascal programing language. (12 references) (MDH)
Descriptors: Algorithms, Area, Calculators, Computation