\begin{ccRefConcept}{RealEmbeddableTraits::IsNegative}

\ccDefinition

\ccc{AdaptableUnaryFunction}, returns true in case the argument is negative.  
 
\ccRefines 

\ccc{AdaptableUnaryFunction} 

\ccTypes
\ccNestedType{result_type} 
        { Type convertible to \ccc{bool}.}
\ccNestedType{argument_type}
        { Is \ccc{RealEmbeddableTraits::Type}.}

\ccOperations
\ccCreationVariable{is_negative}
\ccThree{xxxxxxxxxxx}{xxxxxxxxxxx}{}

\ccMethod{result_type operator()(argument_type x);}
        { returns true in case $x$ is negative. }

%\ccHasModels

\ccSeeAlso

\ccRefIdfierPage{RealEmbeddableTraits}\\

\end{ccRefConcept} 
