\begin{ccRefConcept}{PolynomialTraits_d::SignAtHomogeneous}
\ccDefinition

This \ccc{AdaptableFunctor} returns the sign of a
\ccc{PolynomialTraits_d::Polynomial_d} $p$ at a given homogeneous point 
represented by an iterator range.

\ccRefines 
\ccc{AdaptableFunctor}

\ccTypes

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\ccCreationVariable{sign_at_homogeneous}
\ccTypedef{typedef CGAL::Sign                        result_type;}{}\ccGlue

\ccOperations
template <class InputIterator>
\ccMethod{result_type operator()(PolynomialTraits_d::Polynomial_d  p,
                                 InputIterator                     begin,
                                 InputIterator                     end );}{ 
Returns the sign of $p$ at the given homogeneous point, where $begin$ is 
referring to the innermost variable.
\ccPrecond{\ccc{std::iterator_traits< InputIterator >::value_type} is  
  \ccc{PolynomialTraits_d::Innermost_coefficient}.}
\ccPrecond (end-begin == \ccc{PolynomialTraits_d::d} + 1)  
}
%\ccHasModels

\ccSeeAlso

\ccRefIdfierPage{Polynomial_d}\\
\ccRefIdfierPage{PolynomialTraits_d}\\

\end{ccRefConcept}