view flat_index.m @ 681:7368affc8f78 feature/poroelastic

Add D2 variable periodic for second order.
author Martin Almquist <malmquist@stanford.edu>
date Wed, 07 Feb 2018 15:42:50 -0800
parents 48b6fb693025
children
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function I = flat_index(n,i,j)
    I = i + (j - 1)*n;
end