Wikipedia page: https://en.wikipedia.org/wiki/Infinite_product https://en.wikipedia.org/wiki/Infinite_product Infinite product expressions for the trigonometri

Wikipedia page: https://en.wikipedia.org/wiki/Infinite_product https://en.wikipedia.org/wiki/Infinite_product Infinite product expressions for the trigonometric and hyperbolic functions: https://en.wikipedia.org/wiki/List_of_trigonometric_identities#Infinite_product_formulae https://en.wikipedia.org/wiki/List_of_trigonometric_identiti...