acoustics.py 文件源码

def is_stable(self):
        """Checks if simulation satisfies stability conditions. Does not account for instability
        due to high absorption and includes a little headroom (1%).

        Returns:
            True if stable, False if not.
        """

        return np.all(self.material_vector('sound_velocity') <
                      0.99 * min(self.x.increment, self.y.increment) / self.t.increment)