Check digit methods

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3 Scopus citations


Although appending check digits to identification numbers is now standard practice, the methods used vary greatly and many are poorly conceived. In this paper we discuss numerous check digit schemes and their shortcomings. These include: division schemes; linear schemes; and nonlinear schemes.

Original languageEnglish (US)
Pages (from-to)503-505
Number of pages3
JournalThe International journal of applied engineering education
Issue number4
StatePublished - Dec 1 1989

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