CGAL 5.4  3D Spherical Geometry Kernel

Concept to represent trivariate polynomials of degree up to 2 capable of storing equations of spheres, whose center's coordinates, as well as the square of the radius, are of a type that is a model of the concept FieldNumberType
.
AlgebraicKernelForSpheres
Operations  
bool  operator== (const AlgebraicKernelForSpheres::PolynomialForSpheres_2_3 &p, const AlgebraicKernelForSpheres::PolynomialForSpheres_2_3 &q) 
Tests equality of two polynomials.  