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Error-Detecting Identification Codes for Algebra Students.

Peer reviewed

Sutherland, David C. – School Science and Mathematics, 1990

Discusses common error-detecting identification codes using linear algebra terminology to provide an interesting application of algebra. Presents examples from the International Standard Book Number, the Universal Product Code, bank identification numbers, and the ZIP code bar code. (YP)

Descriptors: Algebra, Coding, College Mathematics, Higher Education

Check-Digit Schemes.

Peer reviewed

Wheeler, Mary L. – Mathematics Teacher, 1994

Discusses the study of identification codes and check-digit schemes as a way to show students a practical application of mathematics and introduce them to coding theory. Examples include postal service money orders, parcel tracking numbers, ISBN codes, bank identification numbers, and UPC codes. (MKR)

Descriptors: Algebra, Coding, Mathematical Applications, Mathematics Curriculum