lib/numb/betrothed.rb in numb-0.111.0 vs lib/numb/betrothed.rb in numb-0.114.0

@@ -1,8 +1,8 @@
 # coding: utf-8
 class Integer
   def betrothed?(m)
-    σ == m.σ and σ == self.succ + m
+    σ == m.σ and consecutive?(σ - m)
   end
   alias :quasi_amicable? :betrothed?
   alias :reduced_amicable? :betrothed?
 end