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# Centre of a ring/Related Articles

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*See also changes related to Centre of a ring, or pages that link to Centre of a ring or to this page or whose text contains "Centre of a ring".*

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- Algebra over a field [r]: A ring containing an isomorphic copy of a given field in its centre.
^{[e]} - Centre (mathematics) [r]:
*Add brief definition or description* - Derivation (mathematics) [r]: A map defined on a ring which behaves formally like differentiation: D(x.y)=D(x).y+x.D(y).
^{[e]} - Division ring [r]: (or skew field), In algebra it is a ring in which every non-zero element is invertible.
^{[e]} - Serge Lang [r]: (19 May 1927 – 12 September 2005) French-born American mathematician known for his work in number theory and for his mathematics textbooks, including the influential
*Algebra*.^{[e]}