public static ILogicB Instance(ICoreStore coreStore, ICoreBond coreBond)
        {
            if (LogicBInstance == null)
            {
                LogicBInstance = new LogicB(coreStore, coreBond);
            }

            return(LogicBInstance);
        }
        public static ILogicB Instance()
        {
            if (LogicBInstance == null)
            {
                LogicBInstance = new LogicB();
            }

            return(LogicBInstance);
        }