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Fix several bugs in iterative linear solvers - #604

Merged

yguclu merged 20 commits into

develfrom

yguclu-fix-linear-solvers

Oct 20, 2026

Merged

Fix several bugs in iterative linear solvers#604
yguclu merged 20 commits into
develfrom
yguclu-fix-linear-solvers

Commits on Oct 9, 2026
- Fix undefined `inf` in MINRES and remove `np.infty` in LSMR
  yguclu
  committed
  50c84bc
- Fix off-by-one in GMRES solution update
  yguclu
  committed
  aa63882
- Fix GMRES for complex operators
  yguclu
  committed
  2de758e
- Fix preconditioned BiCGSTAB for complex operators
  yguclu
  committed
  9b97137
- Fix CG crash with maxiter=1
  yguclu
  committed
  01e18fd
- Fix LSMR division by zero when b = 0 or A^H r = 0
  yguclu
  committed
  dd703ea
- Mention fixes of iterative linear solvers in CHANGELOG.md
  yguclu
  committed
  778f084
Commits on Oct 17, 2026
Commits on Oct 18, 2026
- Split test_solver_diagonal into one test per solver
  yguclu
  committed
  908825d
- Merge branch 'devel' into yguclu-fix-linear-solvers
  yguclu
  authored
  a5cd084
Commits on Oct 19, 2026
- Merge branch 'devel' into yguclu-fix-linear-solvers
  yguclu
  authored
  d2cfefc
- Do not apply black to changed lines only, in AGENTS.md
  yguclu
  committed
  e94abcf
Commits on Oct 20, 2026
- Do not conjugate the real sine of the Givens rotations in GMRES, as in PETSc
  yguclu
  committed
  1883f4b
- Simplify the CHANGELOG line of #604
  yguclu
  committed
  22a10ba