Let b】1 be an integer. Aurifeuille et al. discovered a special factorization for a class of numbers in the form of b<sup>n</sup>±1. It is called Aurifeuil
Let E be a finite interval or real axis R and denote by L<sub>p</sub>(E), 1≤p≤∞, the classical Lebesque space with usual norm. Let r∈N and denote by L<sub>p</