Name
number_primorial — Returns the product of all primes lower or equal to n
Calling Sequence
p = number_primorial ( n )
Parameters
- n :
a 1x1 matrix of floating point integers, must be positive
- p :
a 1x1 matrix of floating point integers
Description
The primorial function p(n) is p1*p2*...*pn,
where pi are primes lower or equal than n.
Examples
number_primorial ( 2 ) // 2
number_primorial ( 3 ) // 2*3
number_primorial ( 4 ) // 2*3
number_primorial ( 7 ) // 2*3*5*7
Authors
Copyright (C) 2009 - 2010 - DIGITEO - Michael Baudin |