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Corrections to kurtosis.

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[SVN r3525]
This commit is contained in:
Paul A. Bristow 2006-12-13 19:03:22 +00:00
parent d7653488e8
commit a7f162346d
1 changed files with 12 additions and 4 deletions
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16
include/boost/math/distributions/triangular.hpp
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@ -423,8 +423,8 @@ namespace boost{ namespace math
} // RealType skewness(const triangular_distribution<RealType>& dist)
template <class RealType>
inline RealType kurtosis_excess(const triangular_distribution<RealType>& dist)
{
inline RealType kurtosis(const triangular_distribution<RealType>& dist)
{ // These checks may be belt and braces as should have been checked on construction?
RealType lower = dist.lower();
RealType upper = dist.upper();
RealType mode = dist.mode();
@ -437,8 +437,16 @@ namespace boost{ namespace math
} // RealType kurtosis_excess(const triangular_distribution<RealType>& dist)
template <class RealType>
inline RealType kurtosis(const triangular_distribution<RealType>& dist)
{
inline RealType kurtosis_excess(const triangular_distribution<RealType>& dist)
{ // These checks may be belt and braces as should have been checked on construction?
RealType lower = dist.lower();
RealType upper = dist.upper();
RealType mode = dist.mode();
RealType result; // of checks.
if(false == detail::check_triangular(BOOST_CURRENT_FUNCTION,lower, mode, upper, &result))
{
return result;
}
return static_cast<RealType>(-3)/5; // - 3/5 = -0.6
}