\begin{ccRefFunctionObjectConcept}{CircularKernel::Equal_2} \ccDefinition Testing equality between objects. \ccRefines \ccc{Kernel::Equal_2} \ccCreationVariable{fo} An object \ccVar\ of this type must provide in addition: \ccMemberFunction{bool operator() (const CircularKernel::Circular_arc_point_2 &p0, const CircularKernel::Circular_arc_point_2 &p1);} {For two points.} \ccMemberFunction{bool operator() (const CircularKernel::Circular_arc_2 &a0, const CircularKernel::Circular_arc_2 &a1);} {For two arcs.} \ccMemberFunction{bool operator() (const CircularKernel::Line_arc_2 &a0, const CircularKernel::Line_arc_2 &a1);} {For two segments.} \ccHasModels \ccc{Circular_kernel_2::Equal_2;} \ccSeeAlso \ccRefIdfierPage{CGAL::equal} \end{ccRefFunctionObjectConcept}