solve_cg: avoid use of MF z
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…s implemented in MLCGSolverT class.
…to solve_cg-avoid-use-of-z
…to solve_cg-avoid-use-of-z
WeiqunZhang
approved these changes
Nov 29, 2023
guj
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to guj/amrex
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this pull request
Dec 13, 2023
## Summary The method `solve_cg` is modified so that the MF `z` is no longer used, thus saving on memory usage. ## Additional background This is similar to the PR that changed `solve_bicgstab` that avoided use of `s`.
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Summary
The method
solve_cgis modified so that the MFzis no longer used, thus saving on memory usage.Additional background
This is similar to the PR that changed
solve_bicgstabthat avoided use ofs.