en Copyright 2025 Java http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#bd89dbf26d8a5efecb980364933175da61864cd7 Merge branch 'barry/2025-12-24/improve-snes-domain-error-handling' into 'main'Improve the propagation of function domain error handling in SNES, especially...See merge request petsc/petsc!8914 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Wed, 07 Jan 2026 17:10:44 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#76c6338944e4871467ad7a763eee41b62845c2b0 Improve the propagation of function domain error handling in SNES, especially in the line search routines.Due to the object layering of SNESLineSearch under SNES there is some code duplication include both SNESLineSearchReason and SNESConvergedReason and SNESCheckFunctionNorm() and SNESLineSearchCheckFunctionNorm() and Jacobian friendsReported-by: david.knezevic@akselos.com List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Wed, 24 Dec 2025 15:15:19 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#19620d22b41d3b8f978e0856cb1f132f4c411490 Merge remote-tracking branch 'origin/release' List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Sat, 11 Oct 2025 04:16:55 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#bb2a876bdab4355e2c2547d6e161965769c6a028 Merge branch 'zach/fix-linesearch-behavior' into 'release'linesearch(cp): Fix bug in step size when step would be outside of domainSee merge request petsc/petsc!8760 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Sat, 11 Oct 2025 04:13:27 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#1ab863044338d7e9bf7610b1986050c003f57221 linesearch(cp): Fix bug in step size when step would be outside of domain List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Thu, 02 Oct 2025 20:34:02 +0000 Zach Atkins <zach.atkins@colorado.edu> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#e0f7661ef47ee0a77f8da1ab85987b8efeada20d Merge branch 'sneslinesearch-improvements' into 'main'SNESLinesearch: Minor improvementsSee merge request petsc/petsc!8630 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Wed, 27 Aug 2025 02:18:34 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#a99ef635ef3fb31080710bc8e0dbbde292199c98 SNESLinesearch: Minor improvements- add missing configuration options in the documentation of the line searches (some of the available options were not listed), and consistently list their respective default values- add proper convergence criteria for the secant method in the L2 line search based on ltol and atol (otherwise, the secant method is mostly running for the maximum number of iterations)- fix a small bug in the CP line search, where steptol * lambda was used to check for convergence based on the change of lambda instead of the ltol parameter- rename sneslinesearch->maxstep to sneslinesearch->maxlambda in the options database to be consistent with its purpose in the algorithms- rename SNESLineSearchL2 to SNESLineSearchSecant to better represent its underlying approach List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Wed, 27 Aug 2025 02:18:34 +0000 Jonas Heinzmann <jheinzmann@ethz.ch> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#c59835d02e78e47c66bbf6f0a7d8d58c36aab673 Merge branch 'jonas-heinzmann/fix-sneslinesearch-vi-directionalderivative' into 'main'SNESLineSearch: fix computation of directional derivative in the case of the VI solversSee merge request petsc/petsc!8137 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Mon, 17 Feb 2025 19:49:49 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#d5def619400c53ceafc7498a3d382ce0d1e29f7d SNESLineSearch: fix computation of directional derivative in the case of the VI solversThe two line search algorithms bisection and critical point work with the directional derivative, assuming that F(x) = grad G(x).However, when working with the variational inequality solvers, the constraints were not correctly considered when computing the directional derivative.This commit introduces a new linesearch->ops->vidirderiv function which correctly considers the constraints (similar to linesearch->ops->viproject and linesearch->ops->vinorm). List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Mon, 17 Feb 2025 19:49:49 +0000 Jonas Heinzmann <jheinzmann@ethz.ch> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#0b3826d4d2998fc0a4fa12e0ff4ee854a4862f68 Merge branch 'jonas-heinzmann/sneslinesearch-addbisection' into 'main'SNESLineSearch: add bisection line searchSee merge request petsc/petsc!8028 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Wed, 04 Dec 2024 18:52:56 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#b9d635d7b5c3ee5434768b771e5fbf76581fe7bc SNESLineSearch: add bisection line searchAdd new bisection line search for SNES, which proves to be useful for highly non-linear problems. The line search assumes that F(X) = grad G(X) and seeks to find the root in the directional derivative through bisection.(tested in snes/tutorials/ex99) List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Sat, 23 Nov 2024 15:25:02 +0000 Jonas Heinzmann <jheinzmann@ethz.ch> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#1432289d7afe9d1e12dafc9089156c7017493277 Merge branch 'release' List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Wed, 29 May 2024 19:36:05 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#26f68b99ca240ebf7d176386b0ecebbd7d5ea925 Merge branch 'barry/2024-05-27/docs-sneslinesearch/release' into 'release'Add Fortran stub for SNESSetObjective() with usage testSee merge request petsc/petsc!7583 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Wed, 29 May 2024 19:01:19 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#89dfbbd54135f7d16b8da6a6c7b6a7ee61018d1f Add to SNESLineSearch docs List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Mon, 27 May 2024 21:19:29 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#1bd63e3efbce1229b47e2ec5bb1e7d27e9e9b2dd Merge remote-tracking branch 'origin/release' List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Thu, 30 Nov 2023 17:02:19 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#50935e0a4020496bf025f56546dffdea8b1b624f Merge branch 'barry/2023-11-22/fix-some-manualpages/release' into 'release'Improve SNES manual pagesSee merge request petsc/petsc!7049 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Thu, 30 Nov 2023 16:40:15 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#420bcc1b905230dede3c88f397d1a4e60493adde Fix some manual pages focusing on SNES List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Thu, 23 Nov 2023 03:57:01 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#b3b04bfa6a3dd7d7a8226e764d09b3b1ecbf4878 Merge branch 'stefanozampini/ngmres-objective' into 'main'Support objective functions in SNESNGMRESSee merge request petsc/petsc!6957 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Fri, 27 Oct 2023 14:19:25 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#6b095a85e4a7400e1f5005aabbce4fbe90ab3d26 SNESLinesearch: align all linesearches to the behaviour of BTupdate docs List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Mon, 23 Oct 2023 14:36:09 +0000 Stefano Zampini <stefano.zampini@gmail.com> http://opengrok.kc2vjw.com:8080/history/petsc/src/snes/linesearch/impls/cp/linesearchcp.c#2695622ab41ccaa973219c97e6b79e72cc44c781 Merge branch 'stefanozampini/snes' into 'main'Improve Trust-Region support in SNESSee merge request petsc/petsc!6150 List of files: /petsc/src/snes/linesearch/impls/cp/linesearchcp.c Thu, 16 Mar 2023 18:05:44 +0000 Satish Balay <balay@mcs.anl.gov>