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Old 2018-02-26, 11:26   #1
JM Montolio A
 
Feb 2018

9610 Posts
Smile A useful function.

Hi,


Define M(n) as:


for (p^e), M( p^e ) = M(p)*(p ^ (e-1) )


for (m,n ) coprimes, M(n*m)= (M(n)*M(m))/(mcd(M(n),M(m))


for p prime, p | (2^M(p)-1)


¿ useful function ?


JM M
Spain
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