We give a representation of any integer as a vector of the Witt ring W(Z_p) and relate it to the Fermat quotient q(n) = (n^(p−1) − 1)/p. Logarithms are introduced in order to establish an isomorphism between the commutative unipotent groups 1+ pW(Z_p) and W(Z_p).
|Journal||Journal of Number Theory|
|Publication status||Published - 2008|
All Science Journal Classification (ASJC) codes
- Algebra and Number Theory