public override string ToString() =>
$"{NumSteps.ToString("e")},{FullTime},{HalfwayDiff.ToString("e")},{FullDiff.ToString("e")}," +
$"{EnergyFluctuation.ToString("e")},{RadiusFluctuation.ToString("e")}";
public override string ToString() => $"{NumSteps},{HalfwayTime},{HalfwayDiff.ToString("e")},{FullTime},{FullDiff.ToString("e")}";
