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Article #2527

Re: Lisp vs APL for numeric work (was Re: Fortran vs. C for numerical work)

#2527
From: Michael Rys
Date: Wed, 19 Dec 1990 20:10
36 lines
2326 bytes
In article <1990Dec12.175323.8958@Think.COM> barmar@think.com (Barry Margolin) writes:
>In article <13615@chaph.usc.edu> jeenglis@alcor.usc.edu (Joe English Muffin) writes:
>>  The numerical facilities in Common
>>Lisp are second only to those in APL among the most
>>common languages (well, those that I know of
>>anyway), including Fortran.
>
>I'd hazard to say that they're even better than APL.  Does APL have
>arbitrary precision rational numbers, complex numbers (I think they're an
>experimental feature in some APLs), and multiple floating point formats?


APR numbers - no, you would have to write your own functions.
complex numbers - yes, it should be in the upcoming extended APL
standard. All modern APL dialects (APL II, SAX, J etc) have them.
What do you mean with multiple floating point formats? IEEE and such?

I have never seen that in an APL dialect, but I have never come across
the situation where I could use different formats.

>
>Barry Margolin, Thinking Machines Corp.
>
>barmar@think.com
>{uunet,harvard}!think!barmar

Cheers.../Michael
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Message-ID: <1990Dec19.201059.16458@bernina.ethz.ch>
Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!snorkelwacker.mit.edu!bloom-beacon!eru!hagbard!sunic!mcsun!cernvax!chx400!bernina!mrys
References: <X2uRT4w163w@mantis.UUCP> <1990Dec12.011232.11101@alchemy.chem.utoronto.ca> <13615@chaph.usc.edu> <1990Dec12.175323.8958@Think.COM>

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Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!snorkelwacker.mit.edu!bloom-beacon!eru!hagbard!sunic!mcsun!cernvax!chx400!bernina!mrys
From: mrys@bernina.ethz.ch (Michael Rys)
Newsgroups: comp.lang.misc
Subject: Re: Lisp vs APL for numeric work (was Re: Fortran vs. C for numerical work)
Message-ID: <1990Dec19.201059.16458@bernina.ethz.ch>
Date: 19 Dec 90 20:10:59 GMT
References: <X2uRT4w163w@mantis.UUCP> <1990Dec12.011232.11101@alchemy.chem.utoronto.ca> <13615@chaph.usc.edu> <1990Dec12.175323.8958@Think.COM>
Reply-To: mrys@bernina.UUCP (Michael Rys)
Organization: Swiss Federal Institute of Technology (ETH), Zuerich
Lines: 36