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A New Definition of Rounding

Published online by Cambridge University Press:  22 September 2016

A.A. Ball
A.A. Ball*
Affiliation:
Department of Engineering Mathematics, University of Technology, Loughborough, Leicestershire LEI 1 3TU
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Extract

Decimal expansions

Every real number x has a decimal expansion of the form

x=±N.n1n2n3…,

where N is either zero or a positive integer and each ni is one of the digits from 0 to 9. The notation N.nln2n3… is an abbreviation for the infinite series

Type
Research Article
Information
The Mathematical Gazette , Volume 64 , Issue 427 , March 1980 , pp. 5 - 9
Copyright
Copyright © Mathematical Association 1980

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