The Lawson-Hanson Algorithm for Non-Negative Least Squares (NNLS) R package nnls version 1.6 CRAN Task View: ChemPhys (https://CRAN.R-project.org/view=ChemPhys) CRAN Task View: Optimization (https://CRAN.R-project.org/view=Optimization) An R interface to the Lawson-Hanson implementation of an algorithm for non-negative least squares (NNLS). Also allows the combination of non-negative and non-positive constraints. Software Suggests: bvls, quadprog Katharine Mullen <mullenkate@gmail.com> Comprehensive R Archive Network (CRAN) Katharine M. Mullen [aut], Ivo H. M. van Stokkum [aut], Katharine Mullen [cre] GPL (>= 2) 2024-10-23 application/tgz https://CRAN.R-project.org/package=nnls doi:10.32614/CRAN.package.nnls