BUG: sparse.linalg/gcrotmk: avoid rounding error in termination check #8636
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
gcrotmk does not recompute the residual vector, so it tends to accumulate rounding error. Recompute the vector if the termination check is successful, to avoid exceeding tolerances.
|
Travis test failure seems unrelated (some problem in numpy master?) |
rgommers
added
scipy.sparse.linalg
maintenance
|
Works for me, thanks! |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
gcrotmk does not recompute the residual vector, so it tends to
accumulate rounding error. Recompute the vector if the termination check
is successful, to avoid exceeding tolerances.
Fixes gh-8629