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  1. ... for primes a, b, d, and positive integer k such that: 1/a + 1/b + 1/( abdk ) = 1/d <===> d(ab^2dk + a^2bdk + ab) = a^2b^2dk <...

    2 Answers · Science & Mathematics · 25/11/2012

  2. ... as long as I am coherent enough to write. http://home.earthlink.net/~ abdk -faq/faq.htm

    3 Answers · Arts & Humanities · 02/10/2006

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