Quote:
Originally Posted by R.D. Silverman
What you ask is meaningless. The norms are substantially smaller than N.
If the norm is smooth, then it is smooth mod N and viceversa.

I know they are smaller than N.
Is of any use this in some kind of modification of nfs:
1. f(x,y) > N
2. f(x,y) mod N is smooth
3. xm*y mod N is smooth
(3 seems clear).