Hot Questions - Stack Exchange7d agoDerive vertical thickness of a function plot – math.stackexchange.comJHTLet r>0 and f:R→Rf:\mathbb{R} \to \mathbb{R}f:R→R be a differentiable function. Define its graph Gf:={(x,f(x))∣x∈R},G_f := \{(x,f(x)) \mid x \in \mathbb{R}\},Gf:={(x,f(x))∣x∈R}, the disk Read at Hot Questions - Stack ExchangeTagscalculusmathematics