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  1. MHB Master
    \(\displaystyle \int\)
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    #1
    $\tiny{412.5.9}$
    this is under the section on Permutation Groups

    What cycle is $(a_1a_2\dots a_n)^{-1}$

    ok thot there would be and east theorem on this but can't find

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    #2
    How about this? reverse the order

    $(a b c d ) (d c b a ) $ a goes to b from the first then the second send b to a.

    So

    $(a_1 a_2 a_3 a_4 \cdots a_n) (a_n a_{n-1} \cdots a_2 a_1 ) = 1 $

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