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Math Help - primitive root modulo p

  1. #1
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    primitive root modulo p

    Let p,q be odd primes with p = 2q + 1

    Show that 2 is a primitive root modulo p if and only if q \equiv 1 (mod 4)
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  2. #2
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    Re: primitive root modulo p

    I guess this proves a part of it, sophie germain prime primitive root.

    Salahuddin
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