view +grid/boundaryIdentifier.txt @ 827:d1e5143d67ed feature/operator_files

add testfor D2 and sign in assemble_op
author Ylva Rydin <ylva.rydin@telia.com>
date Mon, 10 Sep 2018 18:50:29 +0200
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.