public float baselineTf(float freq) {if (0.0f == freq) return 0.0f;return (freq <= tf_min)? tf_base: (float)Math.sqrt(freq + (tf_base * tf_base) - tf_min);}

public virtual float BaselineTf(float freq){if (0.0f == freq){return 0.0f;}return (freq <= tf_min) ? tf_base : (float)Math.Sqrt(freq + (tf_base * tf_base) - tf_min);}
