Commutator
From Encyclopedia of Mathematics
of two elements and
in a group with multiple operators
The element
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For groups without multiple operators (here the operation is usually called multiplication), the commutator of the elements and
is the element
. The set of all commutators in a group
generates a subgroup, called the commutator subgroup of
.
In an associative algebra the element is called the Lie product, or commutator, of
and
.
How to Cite This Entry:
Commutator. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Commutator&oldid=31490
Commutator. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Commutator&oldid=31490
This article was adapted from an original article by O.A. Ivanova (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article