Does the equivalence between these definitions of limit require Axiom of Choice? – math.stackexchange.comHopf eccentric7/6/2026Yes I am aware of and have read this post, but still would like to seek a better clarification. So let me start again. The $\epsilon$-$\delta$ definition of limit of a function says that $\lim_{x\to ...axiom-of-choicelimitsmathematics