NOTES ON REPRESENTATIONS OF FINITE GROUPS Contents 1 ...
NOTES ON REPRESENTATIONS OF FINITE GROUPS Contents 1 ...
NOTES ON REPRESENTATIONS OF FINITE GROUPS Contents 1 ...
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12 BEN MCKAYBut χ(g) = 0 except at g = 1, son = 1|G| χ(1)¯η(1)= 1|G| |G|¯η(1)= ¯η(1)= dim W.□