- QuantLib
- HazardRateStructure
 
Hazard-rate term structure. More...
#include <ql/termstructures/credit/hazardratestructure.hpp>

| Public Member Functions | |
| Constructors | |
| See the TermStructure documentation for issues regarding constructors. | |
| HazardRateStructure (const DayCounter &dayCounter=DayCounter(), const std::vector< Handle< Quote > > &jumps=std::vector< Handle< Quote > >(), const std::vector< Date > &jumpDates=std::vector< Date >()) | |
| HazardRateStructure (const Date &referenceDate, const Calendar &cal=Calendar(), const DayCounter &dayCounter=DayCounter(), const std::vector< Handle< Quote > > &jumps=std::vector< Handle< Quote > >(), const std::vector< Date > &jumpDates=std::vector< Date >()) | |
| HazardRateStructure (Natural settlementDays, const Calendar &cal, const DayCounter &dayCounter=DayCounter(), const std::vector< Handle< Quote > > &jumps=std::vector< Handle< Quote > >(), const std::vector< Date > &jumpDates=std::vector< Date >()) | |
| Protected Member Functions | |
| Calculations | |
| This method must be implemented in derived classes to perform the actual calculations. When it is called, range check has already been performed; therefore, it must assume that extrapolation is required. | |
| virtual Real | hazardRateImpl (Time) const =0 | 
| hazard rate calculation | |
| DefaultProbabilityTermStructure implementation | |
| Probability | survivalProbabilityImpl (Time) const | 
| Real | defaultDensityImpl (Time) const | 
| default density calculation | |
Hazard-rate term structure.
This abstract class acts as an adapter to DefaultProbabilityTermStructure allowing the programmer to implement only the hazardRateImpl(Time) method in derived classes.
Survival/default probabilities and default densities are calculated from hazard rates.
Hazard rates are defined with annual frequency and continuous compounding.
| Probability survivalProbabilityImpl | ( | Time | ) | const  [protected, virtual] | 
survival probability calculation implemented in terms of the hazard rate  as
 as 
![\[ S(t) = \exp\left( - \int_0^t h(\tau) d\tau \right). \]](form_370.png) 
Implements DefaultProbabilityTermStructure.
Reimplemented in InterpolatedHazardRateCurve< Interpolator >.