Andrew Johnson
Andrew Johnson
Add argument `autodiff = "..."` to allow users to request an (attempt) at using an R autodiff implementation for the gradients Possible choices: - [`RTMB::MakeADFun`](https://cran.r-project.org/web/packages/RTMB/) - `stats::D` - [`nlsr::nlsDeriv`](https://cran.r-project.org/web/packages/nlsr/) -...
For the 2.32 -> 2.36+ transition, we need to account for the changes in Stan's rng otherwise CRAN `rstan` won't build against the next `StanHeaders`: ``` Module.cpp:106:21: error: no viable...
## Summary This PR adds the (vectorised) student-t quantile function with signature: ``` reals student_t_qf(reals p, reals nu, reals mu, reals sigma) ``` The current implementation directly estimates the quantile...
## Summary Opening this as a draft PR for feedback on the signature/approach. For the Gaussian copula (and other copula families), the user needs to provide both the `y` variable...
## Summary This PR updates `hypergeometric_pFq` to delegate the existing specialisations (e.g., `hypergeometric_2F1`) to take advantage of their optimisations/reparameterisations. For this I had to extract the actual call to Boost's...
**Describe the bug** Trying out the `setup-r` action errors on the new `windows-11-arm` runner with: ``` > Run r-lib/actions/setup-r@v2 Error: Error: Failed to resolve R version release at https://api.r-hub.io/rversions/resolve/release/win/arm64. ```...
While running a [workflow to check the interface tests](https://github.com/stan-dev/cmdstan/actions/runs/15709774996) across the various Github runners (for the clang crash), the windows tests have a failure (for both x86_64 and arm64): ```...
From: https://community.fabric.microsoft.com/t5/Developer/Custom-Visual-Formatting-with-JSON-File/m-p/4807845#M62844
Hello! I'm seeing address sanitizer errors when running pathfinder models. If I add to `make/local`: ``` CPPFLAGS = -fsanitize=address LDFLAGS = -fsanitize=address ``` And build cmdstan and the example model,...