prime-counting function (Q251922)
function representing the number of primes less than or equal to a given number
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other details
aliases π(x)
description function representing the number of primes less than or equal to a given number

External Links
(P646) /m/01w_vl
(P2812) PrimeCountingFunction
(P3417) Prime-Counting-Function
(P6366) 78528601
(P12888) df-ppi