Stefan Kroboth

> My apologies for the long silence, but other things have come up. No worries :) > Good news: Powell published his paper with a test function so I will...

> How did you get access to the paper? I haven't found a publicly accessible version and also cannot access it through my research institution. I would like to take...

> Sadly not, but I think following the scipy implementation shouldn't be to bad for now. The algorithm can still be modified later after all. Feel free to get in...

> I seem to recall that one of the released version made the whole crate faster, but I can't find any proof of that! Probably this change: #112 . My...

Hi @jonboh, thanks a lot for this comment and the work you have put into it! I have heard of criterion.rs but haven't looked into it in detail. This looks...

I was planning to approach this the same way as it is done for observers. A list of (user-defined) stopping criteria (defined by a trait) can be attached to an...

Closing in favor of #289 and other future PRs.

Hi, apologies for the late reply! Thanks for the kind words, I am always happy to hear when people find argmin useful :) Admittedly, I'm not an expert on nalgebra....

I did some detective work but just ended up being confused. The type of the Hessian is inferred by whatever one passes into `inv_hessian` of `IterState` (inside the closure passed...

I am running into the same problem with `Vector3`. I think I have boiled it down to this constraint in the `Solver` impl of `BFGS`: ```rust P: /* ... */...