Centre of a ring: Difference between revisions
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In [[ring theory]], the '''centre of a ring''' is the set of elements which commute with every element of the ring: | In [[ring theory]], the '''centre of a ring''' is the set of elements which commute with every element of the ring: | ||
Latest revision as of 11:32, 13 February 2009
In ring theory, the centre of a ring is the set of elements which commute with every element of the ring:
The centre is a subring.
References
- Serge Lang (1993). Algebra, 3rd ed. Addison-Wesley, 84. ISBN 0-201-55540-9.