The identity element of an additive group , usually denoted 0. In the additive group of vectors, the additive identity is the zero vector , in the additive group of polynomials it is the zero polynomial , in the additive group of matrices it is the zero matrix.
See alsoAdditive Group, Additive Inverse, Multiplicative Identity, Zero, Zero Matrix, Zero Polynomial, Zero Vector
This entry contributed by Margherita Barile
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Barile, Margherita. "Additive Identity." From MathWorld--A Wolfram Web Resource, created by Eric W. Weisstein. https://mathworld.wolfram.com/AdditiveIdentity.html