The Mathematical Gazette is the original journal of the Mathematical Association and it is now over a century old. Its readership is a mixture of school teachers, college and university lecturers, ...
Two methods are discussed for finding large integers $m$ such that $m - 1$ and $m + 1$ are both primes. Eight such numbers $m$ of magnitudes 22, 22, 32, 64, 136, 154 ...
As the calendar flipped over to March 1, Team Prime Rib moved up to the #1 spot in the Great Internet Mersenne Prime Search (GIMPS). While TPR is now the top factoring team, they still need help to ...
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