if F is inner automorphism , what does this mean ?


by Maths Lover
Tags: automorphism
Maths Lover
Maths Lover is offline
#1
Dec10-12, 06:57 PM
P: 62
hi
if F is inner automorphism , what does this mean ?

I think that if
F : G to G
then
we can write F(x) as
F(x) = g x g^(-1)
for some fixed g in G and all x in G

that means that F moves X to the conjgation x by g


is this right ?
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algebrat
algebrat is offline
#2
Dec10-12, 10:30 PM
P: 428
Yes, I confirmed this on wikipedia.
Maths Lover
Maths Lover is offline
#3
Dec16-12, 04:55 PM
P: 62
Quote Quote by algebrat View Post
Yes, I confirmed this on wikipedia.
thank you very much :)


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