Źródło TeX:

=e^{-\left(\frac{\omega^2}{4\alpha}\right)}\cdot\int_{-\infty}^{+\infty}e^{-\alpha\left[t+j\left(\frac{\omega}{2\alpha}\right)\right]^2}dt=\sqrt{\frac{\pi}{\alpha}}\cdot e^{-\left(\frac{\omega^2}{4\alpha}\right)}