You know, there are lots of implementations [of the Levenstein distance]
there, but the >Ruby one seems to be missing 
That’s not true: there is one in Hal F.'s book “the Ruby Way” -
it’s
available
online via Safari
http://safari.oreilly.com/search (http://safari.oreilly.com/search)
Best regards,
Axel
Axel:
You know, there are lots of implementations [of the Levenstein
distance]
there, but the >Ruby one seems to be missing 
That’s not true: there is one in Hal F.'s book “the Ruby Way” -
it’s
available
online via Safari
http://safari.oreilly.com/search (http://safari.oreilly.com/search)
It’s missing from wikipedia though.