[[Viggo Brun]] proved this convergence in 1919. The convergence of this series leaves it unclear whether there are an infinite number of [[twin primes]], one of the great unsolved problems in [[mathematics]]. The scarcity of twin primes as they grow larger enables their reciprocal sum to converge.
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[[Viggo Brun]] proved this convergence in 1919. The convergence of this [[series_(mathematics)|series]] leaves it unclear whether there are an infinite number of [[twin primes]], one of the great unsolved problems in [[mathematics]]. The scarcity of twin primes as they grow larger enables their reciprocal sum to converge.