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. Author manuscript; available in PMC: 2014 Jan 7.
Published in final edited form as: Phys Chem Chem Phys. 2012 Nov 13;15(1):129–141. doi: 10.1039/c2cp41894k

Fig. 4.

Fig. 4

RMS errors of potential (kcal mol−1 Å−1) versus grid spacing (h, Å) with respect to analytical results on the irregular grid points for the WHA and AUG methods of monopole, dipole, and quadrupole, respectively.