Robuta

https://cran.uib.no/web/packages/gslnls/index.html CRAN: Package gslnls An R interface to weighted nonlinear least-squares optimization with the GNU Scientific Library (GSL), see M. Galassi et al. (2009, ISBN:0954612078). The... cranpackage https://www.r-project.org/nosvn/R.check/r-oldrel-macos-x86_64/gslnls-00check.html Check results for 'gslnls' check results