void computeAspectRatio();
void computeAspectRatio3D();
void computeFreeNodesInfo();
void computeAspectRatio();
void computeAspectRatio3D();
void computeFreeNodesInfo();
void computeDoubleNodesInfo();
void computeDoubleEdgesInfo();
void computeDoubleFacesInfo();
void computeDoubleNodesInfo();
void computeDoubleEdgesInfo();
void computeDoubleFacesInfo();