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Question Number 28978 by abdo imad last updated on 02/Feb/18
$${let}\:{give}\:{p}\:{from}\:{R}\:{study}\:{the}\:{convergence}\:{of} \\ $$$$\prod_{{k}=\mathrm{1}} ^{\infty} \:\left(\mathrm{1}+{k}^{−{p}} \right)\:. \\ $$