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. Author manuscript; available in PMC: 2016 Feb 16.
Published in final edited form as: Eur J Med Chem. 2014 Aug 25;0:27–42. doi: 10.1016/j.ejmech.2014.08.064

Figure 2. Discretization of the dielectric function in a finite difference solver of PB equation in a 2D domain.

Figure 2

The dielectric constant needs to be mapped on all the midpoints of the grid. For a cubic grid of side n, a data structure of size 3n3 must be allocated.