Fix smear time step bug

ryosuke-hirai / HORMONE

Repository for hydrodynamical code HORMONE

GNU General Public License v3.0

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Closed ryosuke-hirai closed 2 months ago

ryosuke-hirai commented 2 months ago

dti has array boundary errors when MPI domains are not aligned with the smearing blocks. This pull request fixes that problem.

ryosuke-hirai commented 2 months ago

Also changed the smearing to use Kahan summation algorithm in an attempt to minimize roundoff errors.