\copyrightVincent \begin{saveblock}{pijltjes} \begin{highlightblock}[gobble=8] \DeclareMathOperator{\Image}{Image} a \iff b, a\implies b, a\mapsto b \lim_{x\to 0}\frac{\sin(x)}{x} = 1 \Image(f) = \mathbb{R}_{\geq 0} \end{highlightblock} \end{saveblock} \addtorecentlist{x\textbackslash to 0} \begin{frame} {\lang,Formulas: Arrows and operators,Formules: Pijltjes en operatoren,} \consumeblock{pijltjes} \vspace{-10pt} \begin{align*} a \iff b, a\implies b, a\mapsto b \end{align*} \begin{align*} \lim_{x\to 0}\frac{\sin(x)}{x} = 1 \end{align*} \begin{align*} \Image(f) = \mathbb{R}_{\geq 0} \end{align*} \end{frame}