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| Computer Programs | 4 |
| Journal Articles | 4 |
| Guides - Classroom - Teacher | 3 |
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Peer reviewedMeyer, Ruth A.; Riley, James E. – School Science and Mathematics, 1989
Presents a method for using matrix algebra and computers to encode and decode secret messages. Provides examples of coding procedures, a short review of matrix multiplication, and a BASIC program for use with secret messages containing up to 1000 numbers. (RT)
Descriptors: Algebra, Computer Software, Computer Uses in Education, Mathematical Enrichment
Peer reviewedMathews, John H. – Journal of Computers in Mathematics and Science Teaching, 1988
Notes muMATH is a powerful computer algebra systems assistant for performing symbol manipulation in algebra and calculus. Provides several examples and program listings for calculus tutoring, differentiation drill problems, and integration drill problems. (MVL)
Descriptors: Algebra, Calculus, College Mathematics, Computer Oriented Programs
Peer reviewedSchaefer, Paul – Journal of Computers in Mathematics and Science Teaching, 1989
Provides a program listing in True BASIC which constructs several kinds of matrices: (1) matrices with integral entries that have inverses that have integral entries; (2) matrices with integral entries that have inverses that are rational numbers with reasonable denominators; and (3) matrices with integral entries and prescribed integer…
Descriptors: Algebra, College Mathematics, Computer Oriented Programs, Computer Software
Peer reviewedDownes, Michael – Journal of Computers in Mathematics and Science Teaching, 1989
Uses a LOGO program and probability to solve systems of equations. Provides a physical model and a LOGO model. Lists programs and explains the methodology used. (MVL)
Descriptors: Algebra, Computer Oriented Programs, Computer Software, Computer Uses in Education
