* \param theElems - The triangles to be fused.
* \param theCriterion - Is used to choose a neighbour to fuse with.
* \param theMaxAngle - Is a max angle between element normals at which fusion
* \param theElems - The triangles to be fused.
* \param theCriterion - Is used to choose a neighbour to fuse with.
* \param theMaxAngle - Is a max angle between element normals at which fusion
* \return bool - Success or not.
*/
bool TriToQuad (TIDSortedElemSet & theElems,
* \return bool - Success or not.
*/
bool TriToQuad (TIDSortedElemSet & theElems,