public:
/// A constant TimeValue representing the smallest time
- /// value permissable by the class. MinTime is some point
+ /// value permissible by the class. MinTime is some point
/// in the distant past, about 300 billion years BCE.
/// @brief The smallest possible time value.
static const TimeValue MinTime;
/// A constant TimeValue representing the largest time
- /// value permissable by the class. MaxTime is some point
+ /// value permissible by the class. MaxTime is some point
/// in the distant future, about 300 billion years AD.
/// @brief The largest possible time value.
static const TimeValue MaxTime;