Figure 3From: Accurate and efficient numerical solutions for elliptic obstacle problems Solutions to the linear problem for the obstacle \(\pmb{\varphi _{1}}\) ( 5.3 ) at resolution \(\pmb{64\times64}\) . (a) The numerical solution by the PDL1P, (b) its contour plot, (c) the numerical solution by the obstacle SOR, and (d) its contour plot.Back to article page