| BuildUp(TExtendedHelper) | public | Build a Extended-sized floating point from its composing parts | 
| Exponent(TExtendedHelper) | public | Exponent of the floating-point value | 
| Fraction(TExtendedHelper) | public | Fraction of the floating-point value | 
| IsInfinity(IsInfinity) | public | Check whether a value is positive or negative infinity. | 
| IsNan(IsNan) | public | Check whether a value equals NaN. | 
| IsNegativeInfinity(IsNegativeInfinity) | public | Check whether a value is  negative infinity. | 
| IsPositiveInfinity(IsPositiveInfinity) | public | Check whether a value is positive infinity. | 
| Mantissa(TExtendedHelper) | public | Mantissa of the floating-point | 
| Parse(Parse) | public | Convert a string to a floating point value | 
| Size(TExtendedHelper) | public | Size (in bytes) of a Extended-sized floating point value. | 
| SpecialType(TExtendedHelper) | public | Return the type of the Extended-sized floating point value | 
| ToString(ToString) | public | Convert a Extended-sized floating point value to a string | 
| TryParse(TryParse) | public | Try to convert a string to a Extended-sized floating point value. |