GNU Scientific Library - Bugs: bug #59845, Initialize newton, steffenson...
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bug #59845: Initialize newton, steffenson solvers with GSL_FN_FDF_EVAL_F_DF
Submitter: | Leo Singer <lpsinger> | ||
Submitted: | Fri 08 Jan 2021 04:09:33 PM UTC | ||
Category: | Performance | Severity: | 3 - Normal |
Operating System: | Status: | None | |
Assigned to: | None | Open/Closed: | Open |
Release: | 2.6 |
Attached Files
file #50683: 0001-initialize-newton-steffenson-solvers-with-GSL_FN_FDF.patch added by lpsinger (1KiB - application/octet-stream)
Depends on the following items: None found
Items that depend on this one: None found
Carbon-Copy List
Follows 1 latest change.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2021-01-08 | lpsinger | Attached File | - | Added 0001-initialize-newton-steffenson-solvers-with-GSL_FN_FDF.patch, #50683 |
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Corresponding source code
These were the only places in these two solvers where GSL_FN_FDF_EVAL_F or GSL_FN_FDF_EVAL_DF were used independently. If the function or its derivative shared some expensive calculations in common, then this could lead to inefficient initialization of the solver.