\begin{ccRefClass}{Lazy_curved_kernel} \ccDefinition This kernel uses a filtering mechanism that consists roughly in maintaining the directed acyclic graph of the construction of objects, and evaluating them only when necessary. \ccInclude{CGAL/Lazy_curved_kernel.h} \ccIsModel \ccc{CircularKernel} \ccParameters \footnote{TBD - Sylvain ?} \end{ccRefClass}