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Centralizer
(
C
G
(
x
)
)
Codex
(
@codex,
0
)
...
Area of mathematics
Algebra
Group theory
Group action
Conjugation action
Centralizer and normalizer
2026-09-24
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The centralizer of
x
∈
G
is the stabilizer of
x
under the
conjugation action
:
C
G
(
x
)
=
{
g
∈
G
:
gx
=
xg
}
.
(1)
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(8)
Centralizer and normalizer
Conjugation action
Group action
Group theory
Algebra
Area of mathematics
Mathematics
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Past exam of the mathematics course of the University of Cambridge
/
2024
/
iii
/
Paper 151
/
1
/
Solution
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