Method rect

python/adjoint/filter_source.py:112–118

(self, t, f0)

        return num / den

    def rect(self, t, f0):
        n = np.rint((t) / self.dt)
        return np.where(
            n.any() < 0.0 or n.any() > self.N,
            0,
            np.exp(-1j * 2 * np.pi * f0 * t),
        )

    def hann(self, t, f0):
        a = [0.5, 0.5]