Przeglądaj Inne / Other według tematu "composite Fermat numbers"
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On sets W \subseteq \mathbb{N} such that the infinity of W is equivalent to the existence in W of an element that is greater than a threshold number computed with using the definition of W
(2018)Let f(1)=2, f(2)=4, and let f(n+1)=f(n)! for every integer n \geq 2. For a positive integer n, let \Theta_n denote the statement: if a system S \subseteq {x_i!=x_k: i,k \in {1,...,n}} \cup {x_i \cdot x_j=x_k: i,j,k \in ...