Reference Entry

additive identity

Christopher Clapham and James Nicholson

in The Concise Oxford Dictionary of Mathematics

Fourth edition

Published in print January 2009 | ISBN: 9780199235940
Published online January 2009 | e-ISBN: 9780191727122
additive identity

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The identity element under an operation of addition, usually denoted by 0, so a+0=0+a=a.

Reference Entry.  16 words. 

Subjects: Pure Mathematics

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