Contents

# coding: utf-8
class Integer
  def σ∞
    infinitary_divisors.reduce :+
  end

  alias :sum_of_infinitary_divisors :σ∞
  alias :isigma :σ∞
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
numb-0.152.0	lib/numb/sum_of_infinitary_divisors.rb