%0 Journal Article %T Considerations on New Functions in Number Theory %A Florentin Smarandache %J Mathematics %D 2000 %I arXiv %X In this paper a small survey is presented on eighteen new functions and four new sequences, such as: Inferior/Superior f-Part, Fractional f-Part, Complementary function with respect with another function, S-Multiplicative, Primitive Function, Double Factorial Function, S-Prime and S-Coprime Functions, Smallest Power Function. %U http://arxiv.org/abs/math/0010152v1