Sha256: 153b543ef30e0a29120c52ee3d1a79c719ae1f035e600ce7f520f92dac03d2a7
Contents?: true
Size: 168 Bytes
Versions: 15
Compression:
Stored size: 168 Bytes
Contents
class Integer
def ore?
div = divisors
Rational(div.size, div.map{|d| Rational(1, d)}.reduce(:+)).denominator == 1
end
alias :harmonic_divisor? :ore?
end
Version data entries
15 entries across 15 versions & 1 rubygems