text: void d2E2dF2_j(double * Da, double * Db, double * FaXa, double * FbXb,
                 double * ja, double * jb, int * alo, basis * bo);
  void d2E2dF2_j_r(double * D, double * FX,
                   double * j, int * alo, basis * bo);
  