QLNet.Schedule.startDate C# (CSharp) Метод

        public Date startDate()
        {
            return adjustedDates_.First();
        }

            //===========================================================================//
            //                            GFunctionWithShifts                            //
            //===========================================================================//
            public GFunctionWithShifts(CmsCoupon coupon, Handle <Quote> meanReversion)
            {
                meanReversion_   = meanReversion;
                calibratedShift_ = 0.03;
                tmpRs_           = 10000000.0;
                accuracy_        = 1.0e-14;

                SwapIndex   swapIndex = coupon.swapIndex();
                VanillaSwap swap      = swapIndex.underlyingSwap(coupon.fixingDate());

                swapRateValue_ = swap.fairRate();

                objectiveFunction_ = new ObjectiveFunction(this, swapRateValue_);

                Schedule schedule = swap.fixedSchedule();
                Handle <YieldTermStructure> rateCurve = swapIndex.forwardingTermStructure();
                DayCounter dc = swapIndex.dayCounter();

                swapStartTime_   = dc.yearFraction(rateCurve.link.referenceDate(), schedule.startDate());
                discountAtStart_ = rateCurve.link.discount(schedule.startDate());

                double paymentTime = dc.yearFraction(rateCurve.link.referenceDate(), coupon.date());

                shapedPaymentTime_ = shapeOfShift(paymentTime);

                List <CashFlow> fixedLeg = new List <CashFlow>(swap.fixedLeg());
                int             n        = fixedLeg.Count;

                shapedSwapPaymentTimes_ = new List <double>();
                swapPaymentDiscounts_   = new List <double>();
                accruals_ = new List <double>();

                for (int i = 0; i < n; ++i)
                {
                    Coupon coupon1 = fixedLeg[i] as Coupon;
                    accruals_.Add(coupon1.accrualPeriod());
                    Date   paymentDate     = new Date(coupon1.date().serialNumber());
                    double swapPaymentTime = dc.yearFraction(rateCurve.link.referenceDate(), paymentDate);
                    shapedSwapPaymentTimes_.Add(shapeOfShift(swapPaymentTime));
                    swapPaymentDiscounts_.Add(rateCurve.link.discount(paymentDate));
                }
                discountRatio_ = swapPaymentDiscounts_.Last() / discountAtStart_;
            }