code: private void growAtomArray() {
          growArraySize = (atoms.length < growArraySize) ? growArraySize : atoms.length;
          IAtom[] newatoms = new IAtom[atoms.length + growArraySize];
          System.arraycopy(atoms, 0, newatoms, 0, atoms.length);
          atoms = newatoms;
      }
docs: Grows the atom array by a given size.
  
  @see    #growArraySize