\( \large\begin{array}{l}H(f)=\mathbb{R}=(-\infty;\infty)\\ D(f)=\mathbb{R}-\{k\pi;k\in\mathbb{Z}\}\end{array} \)Není zaškrtnuto
\( \large\begin{array}{l}H(f)=\mathbb{R}=(-\infty;\infty)\\ D(f)=\mathbb{R}-\{k\frac{\pi}{2};k\in\mathbb{Z}\}\end{array} \)Není zaškrtnuto
\( \large\begin{array}{l}H(f)=\mathbb{R}=(-\infty;\infty)\\ D(f)=\mathbb{R}-\{k\pi+\frac{\pi}{2};k\in\mathbb{Z}\}\end{array} \)Není zaškrtnuto
\( \large\begin{array}{l}H(f)=\mathbb{R}-\{0\}\\ D(f)=\mathbb{R}-\{k\pi;k\in\mathbb{Z}\}\end{array} \)Není zaškrtnuto