number of prime numbers less than a number
positive real number
The PrimeCounting(x) command computes the number of prime numbers less than or equal to x.
pi is an alias of PrimeCounting.
The prime counting function is approximated by Li⁡x and xln⁡x.
The NumberTheory[PrimeCounting] command was introduced in Maple 2016.
For more information on Maple 2016 changes, see Updates in Maple 2016.
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