Prev CF Date
Function Prev CF Date within Bond with keys Bond Prev CF Date keys returns the payment date(s) of the cash flow(s) associated with the accrual period(s) of the referenced bond(s) preceding the given settlement date Tˢ
If the settlement date Tˢ is not explicitly given, it will be set to the bond's settlement date as implied by a trade transaction assumed to occur on the trade date T₀ (typically today).