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Normalizer

The normalizer N_G(H) of a subset H of a group G is the set of elements g such that

g^(-1)Hg=H,

and N_G(H) is also a subgroup containing H if H is a subgroup of G.

See also

Centralizer, Tightly Embedded

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Cite this as:

Weisstein, Eric W. "Normalizer." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Normalizer.html

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