POV-Ray : Newsgroups : povray.off-topic : Knuth says so : Re: Knuth says so Server Time
5 Sep 2024 21:25:36 EDT (-0400)
  Re: Knuth says so  
From: Vincent Le Chevalier
Date: 24 Jun 2009 08:21:23
Message: <4a421a43$1@news.povray.org>
Darren New a écrit :
> Warp wrote:
>> Darren New <dne### [at] sanrrcom> wrote:
>>> In the US, for many years (and probably still now) mathematical 
>>> algorithms cannot be patented.
>>
>>   You mean eg. LZW is not a mathematical algorithm?
> 
> The operations it does are mathematical. *Using it for compression* is 
> what's patented. Not actually running the algorithm, but running the 
> algorithm with the intent to compress the data.
> 
So, technically you could argue that you're using LZW not to compress, 
but to obfuscate your data? A slight compression being just a 
side-effect :-)

-- 
Vincent


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