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Summary
This PR cuts the number of MFs used in
solve_bicgstab
, saving on memory and LocalCopy operations. In particular, the MFsph
andsh
are removed.Additional background
This is a follow up to avoid-use-of-s and other PRs to improve
solve_bicgstab
. My own testing has shown that this PR gives the same results as before, but regression testing should be done to verify this in all cases.