view flat_index.m @ 1325:1b0f2415237f feature/D2_boundary_opt

Add variable coefficient boundary-optimized second derivatives.
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Sun, 13 Feb 2022 19:32:34 +0100
parents 48b6fb693025
children
line wrap: on
line source

function I = flat_index(n,i,j)
    I = i + (j - 1)*n;
end