def log_abs_det_jacobian(self, x, y):
    return (2.0 * ((math.log(2.0) - x) - F.softplus(((- 2.0) * x))))
def log_abs_det_jacobian(self, x, y):
    return (2.0 * ((math.log(2.0) - x) - F.softplus(((- 2.0) * x))))