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Article #72923

Re: yabba compressor - why not on prep ?

#72923
From: Dan Bernstein
Date: Sat, 16 Nov 1991 06:29
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In article <DJM.91Nov14141443@frob.eng.umd.edu> djm@eng.umd.edu (David J. MacKenzie) writes:
> RMS announced a month or two ago that about a week before the FSF was
> planning to release the yabba-based compression program, a patent on
> its algorithm was announced.

This is, to my knowledge, false. No patents currently cover Y coding or
anything else used by my yabba program. (Possible exception: I did
unroll some loops, and rumor has it that IBM patented unrolling in 1986.
I *hope* this rumor is false.) The recent Gibson-Graybill patent appears
to cover some of Ross Williams' LZRW algorithms, which GNU was looking
at along with yabba as possible replacements for compress.

---Dan
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Message-ID: <2570.Nov1606.29.4491@kramden.acf.nyu.edu>
Path: arc1-ca.pugleaf.net!gmdzi!ieee.org!dorm.rutgers.edu!rutgers!sun-barr!ames!agate!ucbvax!kramden.acf.nyu.edu!brnstnd
References: <hfaester.690044596@Physik.TU-Muenchen.DE> <9111141433.AA00494@pop-tarts> <DJM.91Nov14141443@frob.eng.umd.edu>

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From: brnstnd@kramden.acf.nyu.edu (Dan Bernstein)
Newsgroups: gnu.misc.discuss
Subject: Re: yabba compressor - why not on prep ?
Message-ID: <2570.Nov1606.29.4491@kramden.acf.nyu.edu>
Date: 16 Nov 91 06:29:44 GMT
References: <hfaester.690044596@Physik.TU-Muenchen.DE> <9111141433.AA00494@pop-tarts> <DJM.91Nov14141443@frob.eng.umd.edu>
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