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By Eric W. Weisstein December 25, 2005--Less than a year after the 42nd Mersenne prime was reported (MathWorld headline news: February 26, 2005), the Great Internet Mersenne Prime Search (GIMPS) project has discovered the 43rd known Mersenne prime. The candidate prime was flagged prime by Drs. Curtis Cooper and Steven Boone, professors at Central Missouri State University. Additional details can b
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