Sha256: 96e4fa19ac2cb87f1069db81d5b6bbca220455f850401a53b846ab1fef615b1c

Contents?: true

Size: 223 Bytes

Versions: 5

Compression:

Stored size: 223 Bytes

Contents

class Integer
  def pronic?
    return false unless even? and (positive? or zero?)
    (Math.sqrt(succ).round - sqrt.round) == 1
  end

  alias :heteromecic? :pronic?
  alias :oblong? :pronic?
  alias :promic? :pronic?
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version Path
numb-0.186.0 lib/numb/pronic.rb
numb-0.185.0 lib/numb/pronic.rb
numb-0.184.0 lib/numb/pronic.rb
numb-0.181.0 lib/numb/pronic.rb
numb-0.170.0 lib/numb/pronic.rb