classifier/extensions/vector is loaded when GSL is not found, this requires use of mathn which was deprecated and then removed in ruby >= 2.5. The mathn gem requires cmath which is now a gem. In order to keep things ridiculously simple, I've updated the gem spec dependencies to include cmath.
classifier/extensions/vectoris loaded when GSL is not found, this requires use ofmathnwhich was deprecated and then removed in ruby >= 2.5. The mathn gem requirescmathwhich is now a gem. In order to keep things ridiculously simple, I've updated the gem spec dependencies to include cmath.Along the same vane, rubyforge closed down and rb-gsl is now located at https://github.com/SciRuby/rb-gsl