> Anything that isn't parsable as a number is a name. Therefore,
> 
> "0."    -> real
> ".0"    -> real
> "."     -> name
> "1.1"   -> real
> "1.1.1" -> name
> "1e1"   -> real
> "1x1"   -> name
> "s1"    -> name
> "1s"    -> name
> 
> Will the insanity never end?? >_<
> 
> Good luck writing a parser that can untangle all of that... :-(

http://xkcd.com/208/

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