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. Author manuscript; available in PMC: 2011 Feb 1.
Published in final edited form as: IEEE Trans Antennas Propag. 2010 Feb 1;58(2):449–458. doi: 10.1109/TAP.2009.2037691

Fig. 2.

Fig. 2

Plot of the maximum relative error of the nodal adjoint Jacobian as a function of parameter/field element area ratio. Sample parameter (solid lines) and field (dashed lines) mesh pairs are shown as insets.