Fouriersynthese

Formeln mit mtable formatieren

\begin{array}{l} F (t) & = & A_{0} + A_{1} \sin (2 π f_{1} t + ϕ_{1}) + A_{2} \sin (2 π f_{2} t + ϕ_{2}) + \dots + A_{n} \sin (2 π f_{n} t + ϕ_{n}) \\ = & A_{0} + \sum_{i = 1}^{n} A_{i} \sin (2 π f_{i} t + ϕ_{i}) \\ mit f_{i} = i f = \frac{i}{T} \end{array}