public FltInterval Exp()
{
if (IsEmpty())
{
return(FltInterval.Empty);
}
// slightly enlarge interval
double min = Epsilon.PrevOne(Math.Exp(m_Min));
double max = Epsilon.NextOne(Math.Exp(m_Max));
return(new FltInterval(min, max));
}
public FltInterval Log()
{
if (IsEmpty())
{
return(FltInterval.Empty);
}
if (m_Max < 0)
{
return(FltInterval.Empty);
}
double min = m_Min < 0 ? double.MinValue
: m_Min == 0 ? 0
: Epsilon.PrevOne(Math.Log(m_Min));
double max = Epsilon.NextOne(Math.Log(m_Max));
return(new FltInterval(min, max));
}