The RcppEnsmallen package brings to R a Header-Only C++ Mathematical Optimization Library for Armadillo. In particular, Ensmallen is a templated C++ mathematical optimization library (by the MLPACK team) that provides a simple set of abstractions for writing an objective function to optimize. There are a lot of goodies in this release. Portions of the goodies are thanks to the excellent job done by the Ensmallen Development Team. For this update, they’ve add the NSGA2 optimizer and addressed a bunch of edge case …