#include <ElCLib.hxx>
#include <gp_Ax2d.hxx>
#include <gp_Circ2d.hxx>
#include <gp_Lin2d.hxx>
#include <Standard_NegativeValue.hxx>
#include <Standard_OutOfRange.hxx>
#include <StdFail_NotDone.hxx>
#include <TColStd_Array1OfReal.hxx>
#include <GccEnt_BadQualifier.hxx>
#include <IntRes2d_Domain.hxx>
#include <IntRes2d_IntersectionPoint.hxx>