[Haskell-cafe] New slogan for haskell.org

Andrew Coppin andrewcoppin at btinternet.com
Wed Dec 12 16:40:59 EST 2007


Bill Wood wrote:
> On Wed, 2007-12-12 at 11:19 +0000, Andrew Coppin wrote:
>    . . .
>   
>> ...and normal programmers care about the Fibonacci numbers because...?
>>
>> Seriously, there are many, many programmers who don't even know what 
>> Fibonacci numbers *are*. And even I can't think of a useful purpose for 
>> them. (Unless you count Fibonacci codes?)
>>     
>
> Knuth[1] pp. 417-419 discusses Fibonacci trees and Fibonacci search.
> According to Knuth (and who am I to argue with him) Fibonacci search has
> better average case running time than binary search, although worst case
> can be slightly slower.
>
> Cormen et. al.[2] devotes chapter 20 to Fibonacci heaps, which they say
> are of primarily theoretical interest.
>
> [1] Donald E. Knuth, The Art of Computer Programming, vol. 3, second
> edition, Addison Wesley Longman (1998).
>
> [2] Thomas H. Cormen, Charles E. Leiserson, Ronald L. Rivest and
> Clifford Stein, Introduction to Algorithms, second edition, The MIT
> Press (2001).
>   

Mmm, today I learned something.

http://en.wikipedia.org/wiki/Fibonacci_heap
http://en.wikipedia.org/wiki/Fibonacci_search

It seems that at least the latter actually involves the Fibonacci 
numbers, rather than merely having "Fibonacci" in the name. [That was 
going to be my next question...]



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