suppose $\displaystyle G= $ the complete $\displaystyle r$ partite graph $\displaystyle K_{n, \ldots,n}$ then what is the automorphism group of $\displaystyle G+G $?

plz give some idea !

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- Jan 12th 2009, 10:10 PMthippliAutomorphism group of graphssuppose $\displaystyle G= $ the complete $\displaystyle r$ partite graph $\displaystyle K_{n, \ldots,n}$ then what is the automorphism group of $\displaystyle G+G $?

plz give some idea !