Primality by trial division: Difference between revisions

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=={{header|REXX}}==
=={{header|REXX}}==
===compact version===
===compact version===
This version uses a technique which increments by six for testing primality   (up to the √n).
This version uses a technique which increments by six for testing primality   (up to the   √{{overline| n }}).


Programming note:   all the REXX programs below show all primes up and including the number specified.
Programming note:   all the REXX programs below show all primes up and including the number specified.