... reduced the power from 7.5 to 6. If various other conjectures about primes are true, then the power can be reducedto 3, which starts to look practical. The most exciting aspect of the Agrawal-Kayal-Saxena ... outside the picture, so stop. The remain-ing numbers, shaded, are the primes.Fig 2 The sieve of Eratosthenes. The sieve of Eratosthenes is not just a historical curiosity; it is still one of the ... light not just on Fermat’s question, but on a host of others. This is often the case with greatmathematical problems: it is the methods used to solve them, rather than the results themselves,...