Re: Re: [Haskell-cafe] List comparisons and permutation group code

Using the base libraries... how sneaky. :) On 10/20/06, David House wrote:

On 20/10/06, Henk-Jan van Tuyl wrote:

...

How about this: import List isIdentity (PL xs) = xs `isPrefixOf` [1..] ?

Nice! Short, lazy and says what it does (onomatopoeic code? :)).

-- -David House, dmhouse@gmail.com _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe