# prime counting function

The**prime counting function**π(

*x*) is the number of primes less than or equal to

*x*. E.g., π(3.14)=2 and for large

*x*, π(

*x*) is approximately

*x*/ln

*x*.

Printed from the PrimePages <t5k.org> © Reginald McLean.

Printed from the PrimePages <t5k.org> © Reginald McLean.