Issues

• Preconditioned gradient descent as an external minimiser (follow-up to #198)

  patrick-kidger/optimistix#242 · Filter by author IvanBioli opened on Oct 11, 2026

• GoldenSearch returns wrong results for any bracket not straddling zero

  patrick-kidger/optimistix#236 · Filter by author jankiemm opened on Aug 7, 2026
  1

• Fixed point tangent solve

  question
  patrick-kidger/optimistix#231 · Filter by author unalmis opened on May 16, 2026
  1

• NaNs encountered when taking the quotient of two arrays

  patrick-kidger/optimistix#229 · Filter by author NiallOswald opened on May 1, 2026
  3

• Self-Scaled Broyden Family of Quasi-Newton Methods implementation

  patrick-kidger/optimistix#223 · Filter by author IvanBioli opened on Mar 12, 2026
  1

• Status of constrained non-linear optimization

  question
  patrick-kidger/optimistix#222 · Filter by author nikolas-claussen opened on Mar 9, 2026
  5

• Tolerance schemes when using iterative solvers in least squares

  question
  patrick-kidger/optimistix#208 · Filter by author jpbrodrick89 opened on Jan 29, 2026
  6

• Is throw=False option in root_find meant to catch solver fails?

  patrick-kidger/optimistix#206 · Filter by author MoAly98 opened on Jan 25, 2026
  1

• A question about optx.root_find() to find roots

  question
  patrick-kidger/optimistix#204 · Filter by author mathliuqiang opened on Jan 8, 2026
  2

• Scalable optimization for large data

  question
  patrick-kidger/optimistix#201 · Filter by author stli opened on Dec 30, 2025
  3

• feature request: Ability for more advanced debug callbacks.

  patrick-kidger/optimistix#192 · Filter by author StephenJamesCashen opened on Dec 3, 2025

• Scale-invariant Levenberg-Marquardt

  patrick-kidger/optimistix#187 · Filter by author michael-0brien opened on Nov 7, 2025
  13

• Flexibility in how solves are terminated

  patrick-kidger/optimistix#182 · Filter by author michael-0brien opened on Oct 31, 2025
  5

• Creating an AbstractMinimiser with DampedNewtonDescent

  patrick-kidger/optimistix#181 · Filter by author michael-0brien opened on Oct 31, 2025
  3

• Why is jax.lax.custom_root not used?

  question
  patrick-kidger/optimistix#172 · Filter by author sbodenstein opened on Oct 6, 2025
  1

• JAX 0.7.2 breaks least_squares

  question
  patrick-kidger/optimistix#170 · Filter by author jagourq opened on Sep 30, 2025
  1

• More root finding methods

  feature
  patrick-kidger/optimistix#167 · Filter by author matillda123 opened on Sep 13, 2025
  8

• NewtonChord w/ cauchy_termination=False divergence test unhelfpul when atol is low

  question
  patrick-kidger/optimistix#165 · Filter by author jpbrodrick89 opened on Sep 10, 2025
  6

• Can we use GaussNewton/LevenbergMarquardt on KL loss minimization

  question
  patrick-kidger/optimistix#162 · Filter by author timnotavailable opened on Sep 2, 2025
  3

• Allow for dynamic atol

  patrick-kidger/optimistix#161 · Filter by author jpbrodrick89 opened on Sep 1, 2025
  3

• Differentiating auxiliary variables

  question
  patrick-kidger/optimistix#154 · Filter by author bleyerj opened on Jul 31, 2025
  4

• Feature Request: SQUAREM Accelerated Fixed Point Methods

  patrick-kidger/optimistix#152 · Filter by author AndrewCSQ opened on Jul 26, 2025
  1

• Question about BestSoFar wrapper and handling of max_steps

  question
  patrick-kidger/optimistix#147 · Filter by author marcelosena opened on Jul 14, 2025
  9

• Running multiple optimizations at once

  question
  patrick-kidger/optimistix#144 · Filter by author matillda123 opened on Jun 28, 2025
  15

• Issue with BFGS + vmap + diagonal

  patrick-kidger/optimistix#142 · Filter by author gorold opened on Jun 8, 2025
  4