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Groups > alt.folklore.computers > #159321
| Newsgroups | alt.folklore.computers |
|---|---|
| Date | 2016-02-13 20:30 -0800 |
| References | (11 earlier) <ee76a632-d12e-4ed1-9221-33c80c9b6a75@googlegroups.com> <MPG.3129357287646d53989f6d@news.eternal-september.org> <1a4a2937-26e2-4d6e-be09-37bb5fa4ea86@googlegroups.com> <beaadb0d-840d-4bc2-bf58-293c8510deab@googlegroups.com> <MPG.3129977b37fcd5c0989f76@news.eternal-september.org> |
| Message-ID | <38c32ddf-336d-4e35-bace-74dae433bbd5@googlegroups.com> (permalink) |
| Subject | Re: Qbasic |
| From | Quadibloc <jsavard@ecn.ab.ca> |
On Saturday, February 13, 2016 at 5:41:35 PM UTC-7, J. Clarke wrote: > In article <beaadb0d-840d-4bc2-bf58-293c8510deab@googlegroups.com>, > hancock4@bbs.cpcn.com says... > > *For example, the Z mainframe has a SQRT instruction now. Does the x86 > > have one? > X86 has had SQRT since the '486. It had it before that but only in an > add-on chip. Yes, pretty well _all_ microprocessor chips with hardware floating-point these days even have instructions for LOG, SIN, and COS. In the case of SQRT, it's almost mandated by the IEEE 784 spec, since an algorithm exists for SQRT that produces the exact most accurate floating-point approximation to the result - just as is the case for the four arithmetic operations. This seems strange to a fossil like myself, because no one particularly felt a need to have hardware trig functions and the like even on big mainframe computers back in the old days. But today it's practically _de rigeur_. Presumably it's because techniques such as the CORDIC algorithm allow hardware to do a much better job than a polynomial approximation. John Savard
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Qbasic philo <philo@privacy.net> - 2016-02-05 11:25 -0600
Re: Qbasic Gene Wirchenko <genew@telus.net> - 2016-02-05 14:56 -0800
Re: Qbasic philo <philo@privacy.net> - 2016-02-05 18:13 -0600
Re: Qbasic Michael Black <et472@ncf.ca> - 2016-02-05 22:40 -0500
Re: Qbasic philo <philo@privacy.net> - 2016-02-05 22:32 -0600
Re: Qbasic "Gene Buckle" <gene.buckle@bbs.retroarchive.org.remove-3hg-this> - 2016-02-11 10:22 -0800
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-11 17:16 -0800
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-11 18:49 -0800
Re: Qbasic philo <philo@privacy.net> - 2016-02-12 05:25 -0600
Re: Qbasic "gareth" <no.spam@thank.you.invalid> - 2016-02-12 11:50 +0000
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Re: Qbasic "gareth" <no.spam@thank.you.invalid> - 2016-02-12 23:24 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-12 09:50 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-12 06:53 -0500
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-12 13:40 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-12 09:53 -0800
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-13 14:37 +0000
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-12 14:04 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-12 09:55 -0800
Re: Qbasic Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2016-02-12 20:49 +0000
Re: Qbasic Bob Eager <news0006@eager.cx> - 2016-02-12 23:21 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-12 15:55 -0800
Re: Qbasic Bob Eager <news0006@eager.cx> - 2016-02-13 00:26 +0000
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-16 15:55 +0000
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-12 21:09 +0000
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-12 17:11 -0600
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-12 23:27 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 06:26 -0500
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-16 15:54 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-17 11:34 -0800
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-17 19:56 +0000
Re: Qbasic Anne & Lynn Wheeler <lynn@garlic.com> - 2016-02-17 12:48 -0800
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-17 18:52 -0600
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-17 19:23 -0800
Re: Qbasic "Charles Richmond" <numerist@aquaporin4.com> - 2016-02-18 12:00 -0600
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-18 15:02 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-18 20:36 -0500
Re: Qbasic Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2016-02-19 04:14 +0000
Re: Qbasic "Charles Richmond" <numerist@aquaporin4.com> - 2016-02-19 20:05 -0600
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-19 21:34 -0500
Re: Qbasic "Osmium" <r124c4u102@comcast.net> - 2016-02-20 08:03 -0600
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-20 11:09 -0500
Re: Qbasic JimP <solosam90@gmail.com> - 2016-02-20 10:39 -0600
Re: Qbasic "Osmium" <r124c4u102@comcast.net> - 2016-02-20 12:05 -0600
Re: Qbasic Dave Garland <dave.garland@wizinfo.com> - 2016-02-20 13:47 -0600
Re: Qbasic "Osmium" <r124c4u102@comcast.net> - 2016-02-20 14:21 -0600
Re: Qbasic Dave Garland <dave.garland@wizinfo.com> - 2016-02-20 18:06 -0600
Re: Qbasic Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2016-02-20 18:57 +0000
Re: Qbasic Dave Garland <dave.garland@wizinfo.com> - 2016-02-20 14:02 -0600
Re: Qbasic Mike Spencer <mds@bogus.nodomain.nowhere> - 2016-02-20 16:51 -0400
Re: Qbasic Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2016-02-18 21:34 +0000
Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-18 06:25 +0000
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-18 14:17 +0000
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-18 11:33 -0600
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-18 17:41 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-18 14:54 -0800
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-17 18:41 -0700
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-18 20:14 -0500
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-18 20:54 -0600
Re: Qbasic "gareth" <no.spam@thank.you.invalid> - 2016-02-19 11:44 +0000
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-13 12:24 -0600
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-12 23:26 -0800
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-13 07:43 -0700
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 10:29 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-13 08:20 -0800
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 09:21 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 12:44 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-13 11:31 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 15:52 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-13 13:02 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 16:58 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-13 20:24 -0800
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 21:39 -0800
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-14 08:48 -0700
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 14:17 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 20:00 -0500
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 17:52 -0800
Re: Qbasic Anne & Lynn Wheeler <lynn@garlic.com> - 2016-02-13 19:28 -0800
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 21:32 -0800
Re: Qbasic David Wade <dave.g4ugm@gmail.com> - 2016-02-14 14:59 +0000
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-14 08:48 -0700
Re: Qbasic Anne & Lynn Wheeler <lynn@garlic.com> - 2016-02-14 10:15 -0800
Re: Qbasic Anne & Lynn Wheeler <lynn@garlic.com> - 2016-02-14 09:48 -0800
Re: Qbasic Anne & Lynn Wheeler <lynn@garlic.com> - 2016-02-14 12:01 -0800
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-14 08:48 -0700
Re: Qbasic Dan Espen <despen@verizon.net> - 2016-02-14 19:36 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-13 20:35 -0800
Re: Qbasic Dan Espen <despen@verizon.net> - 2016-02-14 10:15 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-14 08:20 -0800
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-14 14:31 -0600
Re: Qbasic Dan Espen <despen@verizon.net> - 2016-02-14 19:33 -0500
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-16 18:52 -0700
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 14:04 -0800
Re: Qbasic Morten Reistad <first@last.name,invalid> - 2016-02-13 23:18 +0100
Re: Qbasic "Osmium" <r124c4u102@comcast.net> - 2016-02-13 17:25 -0600
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 19:42 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-13 20:30 -0800
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 21:49 -0800
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-14 06:36 -0800
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-14 08:48 -0700
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-14 08:23 -0800
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-14 08:27 -0800
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-16 18:52 -0700
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-14 08:48 -0700
Re: Qbasic Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2016-02-15 21:27 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-15 14:30 -0800
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Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-17 11:23 -0800
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Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-16 07:07 +0000
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Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-16 15:21 +0100
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-17 11:30 -0800
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-17 19:49 +0000
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-18 13:58 +0000
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-18 16:53 +0100
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-19 14:24 +0000
Re: Qbasic "Rod Speed" <rod.speed.aaa@gmail.com> - 2016-02-20 05:09 +1100
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-20 15:18 +0000
Re: Qbasic "Rod Speed" <rod.speed.aaa@gmail.com> - 2016-02-21 03:30 +1100
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-20 19:06 +0100
Re: Qbasic "Rod Speed" <rod.speed.aaa@gmail.com> - 2016-02-21 05:55 +1100
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-20 21:42 +0100
Re: Qbasic "Rod Speed" <rod.speed.aaa@gmail.com> - 2016-02-21 12:05 +1100
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-20 16:24 -0600
Re: Qbasic Anonymous <no_email@invalid.invalid> - 2016-02-21 00:26 +0000
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-19 11:15 -0700
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-20 15:18 +0000
Re: Qbasic "hgww" <hgww@gmail.com> - 2016-02-21 03:43 +1100
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-19 18:36 +0000
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-20 15:18 +0000
Re: Qbasic "Rod Speed" <rod.speed.aaa@gmail.com> - 2016-02-21 03:31 +1100
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-20 19:13 +0100
Re: Qbasic "Rod Speed" <rod.speed.aaa@gmail.com> - 2016-02-21 06:00 +1100
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-16 10:10 -0800
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-16 18:32 +0000
Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-16 21:08 +0000
Re: Qbasic Stan Barr <plan.b@bluesomatic.org> - 2016-02-16 08:20 +0000
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-16 18:52 -0700
Re: Qbasic Lawrence Statton <lawrence@senguio.mx> - 2016-02-16 20:30 -0600
Re: Qbasic Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2016-02-17 04:17 +0000
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-17 11:25 -0800
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-13 17:25 +0100
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-13 11:34 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 16:47 -0500
Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-14 04:09 +0000
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-14 08:48 -0700
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-14 12:12 -0500
Re: Qbasic Dan Espen <despen@verizon.net> - 2016-02-14 19:39 -0500
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-14 19:55 -0500
Re: Qbasic Dan Espen <despen@verizon.net> - 2016-02-14 20:08 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-14 20:41 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-15 12:06 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-15 09:21 -0800
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-15 09:29 -0800
Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-15 21:22 +0000
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Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-15 21:20 +0000
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Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 13:07 -0500
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 10:48 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 15:49 -0500
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 14:09 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 19:56 -0500
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 17:43 -0800
Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-14 04:16 +0000
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-13 23:35 +0100
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 20:08 -0500
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-13 17:55 -0800
Re: Qbasic Andrew Swallow <am.swallow@btinternet.com> - 2016-02-14 04:14 +0000
Re: Qbasic Peter Flass <peter_flass@yahoo.com> - 2016-02-14 08:48 -0700
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-13 16:13 +0100
Re: Qbasic "Blanco" <rko4410@gmail.com> - 2016-02-14 04:44 +1100
Re: Qbasic Morten Reistad <first@last.name.invalid> - 2016-02-13 23:30 +0100
Re: Qbasic "Blanco" <rko4410@gmail.com> - 2016-02-14 13:27 +1100
Re: Qbasic Stephen Sprunk <stephen@sprunk.org> - 2016-02-14 13:43 -0600
Re: Qbasic "hgww" <hgww@gmail.com> - 2016-02-15 07:31 +1100
Re: Qbasic pechter@pechter.dyndns.org (William Pechter) - 2016-02-12 17:38 +0000
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-12 19:33 -0500
Re: Qbasic Quadibloc <jsavard@ecn.ab.ca> - 2016-02-12 09:51 -0800
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-12 19:24 -0500
Re: Qbasic jmfbahciv <See.above@aol.com> - 2016-02-13 14:37 +0000
Re: Qbasic "J. Clarke" <j.clarke.873638@gmail.com> - 2016-02-13 10:24 -0500
Re: Qbasic hancock4@bbs.cpcn.com - 2016-02-12 23:20 -0800
Re: Qbasic "gareth" <no.spam@thank.you.invalid> - 2016-02-13 11:09 +0000
Re: Qbasic Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2016-02-14 00:53 +0000
Re: Qbasic Roberto Waltman <usenet@rwaltman.com> - 2016-02-15 23:30 -0500
Re: Qbasic scott@slp53.sl.home (Scott Lurndal) - 2016-02-16 15:56 +0000
Re: Qbasic Ahem A Rivet's Shot <steveo@eircom.net> - 2016-02-13 11:33 +0000
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