/// <summary> /// Returns new time which is equal to inputed Time turned back by inputed amount of TimePeriod /// </summary> /// <param name="t"></param> /// <param name="period"></param> /// <returns></returns> public static Time SubstractTimePeriod(Time t, TimePeriod period) => t.SubstractTimePeriod(period);
/// <summary> /// Returns new Time which is equal to old Time after inputed TimePeriod passed /// </summary> /// <param name="t"></param> /// <param name="period"></param> /// <returns></returns> public static Time AddTimePeriod(Time t, TimePeriod period) => t.AddTimePeriod(period);
