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A complex number is expressed as $$z = x + iy$$, where $$x, y \in \mathbb{R}$$ and $$i = \sqrt{-1}$$.
Here, $$x = \mathrm{Re}(z)$$ (real part) and $$y = \mathrm{Im}(z)$$ (imaginary part).
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A complex number is expressed as $$z = x + iy$$, where $$x, y \in \mathbb{R}$$ and $$i = \sqrt{-1}$$.
Here, $$x = \mathrm{Re}(z)$$ (real part) and $$y = \mathrm{Im}(z)$$ (imaginary part).
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