CGAL 5.3  2D Circular Geometry Kernel

Concept to represent bivariate polynomials of degree up to 2 capable of storing equations of circles, whose center's coordinates, as well as the square of the radius, are of a type that is a model of the concept FieldNumberType
.
AlgebraicKernelForCircles
Operations  
bool  operator== (AlgebraicKernelForCircles::const PolynomialForCircles_2_2 &p, const AlgebraicKernelForCircles::PolynomialForCircles_2_2 &q) 