Changes

All twin primes except (3, 5) are of the form 6n +/- 1.<ref>http://mathworld.wolfram.com/TwinPrimes.html</ref>

All twin primes except (3, 5) are of the form 6n +/- 1.<ref>http://mathworld.wolfram.com/TwinPrimes.html</ref>

Proving that there are infinitely many twin primes is one of the great unsolved problems in [[mathematics]].

Proving that there are infinitely many twin primes (the [[twin prime conjecture]]) is one of the great unsolved problems in [[mathematics]].

== References ==

== References ==

[[category:mathematics]]

[[category:mathematics]]