 
| Typedefs | |
| typedef Real | Probability | 
| probability | |
| typedef QL_INTEGER | Integer | 
| integer number | |
| typedef QL_BIG_INTEGER | BigInteger | 
| large integer number | |
| typedef unsigned QL_INTEGER | Natural | 
| positive integer | |
| typedef QL_REAL | Real | 
| real number | |
| typedef Real | Decimal | 
| decimal number | |
| typedef std::size_t | Size | 
| size of a container | |
| typedef Real | Time | 
| continuous quantity with 1-year units | |
| typedef Real | DiscountFactor | 
| discount factor between dates | |
| typedef Real | Rate | 
| interest rates | |
| typedef Real | Spread | 
| spreads on interest rates | |
| typedef Real | Volatility | 
| volatility | |
A number of numeric types are defined in order to add clarity to function and method declarations.
| typedef Real Probability | 
probability
| typedef QL_INTEGER Integer | 
integer number
| typedef QL_BIG_INTEGER BigInteger | 
large integer number
| typedef unsigned QL_INTEGER Natural | 
positive integer
| typedef QL_REAL Real | 
real number
| typedef Real Decimal | 
decimal number
| typedef std::size_t Size | 
size of a container
| typedef Real Time | 
continuous quantity with 1-year units
| typedef Real DiscountFactor | 
discount factor between dates
| typedef Real Rate | 
interest rates
| typedef Real Spread | 
spreads on interest rates
| typedef Real Volatility | 
volatility