VP1Interval Node1 VP1Interval - m_lower - m_upper - m_openLower - m_openUpper - m_excludeInterval + VP1Interval() + VP1Interval() + ~VP1Interval() + setOpenLower() + setOpenUpper() + setOpen() + setLower() + setUpper() + setExcludeInterval() + set() and 21 more... + inf() - testSanity()