returns true if an event has already occurred before a date
overloads Event::hasOccurred in order to take
Settings.includeTodaysCashflows
in account
This method should be called at the end of non-const methods or when the programmer desires to notify any changes.
returns true if the cashflow is trading ex-coupon on the refDate
Amortizing payment
This class specializes SimpleCashFlow so that visitors can perform more detailed cash-flow analysis.