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view +grid/boundaryIdentifier.txt @ 754:5264ce57b573 feature/d1_staggered

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Bugfix diracDiscr to make it work for grids that are non-equidistant near boundaries.
author Martin Almquist <malmquist@stanford.edu>
date Fri, 15 Jun 2018 14:01:13 -0700
parents 763d50caddf3
children
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A grid.boundaryIdentifier identifies a boundary of a grid.
For a Cartesian grid it is simply 's', 'n', 'w', 'e'.
For a multiblock grid it might be something like {1, 's'}.
For some other grid it will be up to the developer to chose
a good way to identify boundaries.