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Groups > sci.physics.relativity > #479449
| From | Odd Bodkin <bodkinodd@gmail.com> |
|---|---|
| Newsgroups | sci.physics.relativity |
| Subject | Re: What is a field? |
| Date | 2018-12-09 13:07 +0000 |
| Organization | Aioe.org NNTP Server |
| Message-ID | <puj41r$1erv$1@gioia.aioe.org> (permalink) |
| References | (4 earlier) <aac77cb2-8aec-4671-8bbd-8af3998a5db9@googlegroups.com> <puh58g$39v$3@gioia.aioe.org> <6c4c0f85-ac75-4159-ab0f-bd8bf28c3999@googlegroups.com> <puhhc6$oa5$1@gioia.aioe.org> <61342560-217e-42e0-bcba-d4706615ccca@googlegroups.com> |
kenseto <setoken@att.net> wrote: > On Saturday, December 8, 2018 at 5:42:19 PM UTC-5, Odd Bodkin wrote: >> kenseto <setoken@att.net> wrote: >>> On Saturday, December 8, 2018 at 2:15:32 PM UTC-5, Odd Bodkin wrote: >>>> kenseto <setoken@att.net> wrote: >>>>> On Saturday, December 8, 2018 at 10:35:16 AM UTC-5, Odd Bodkin wrote: >>>>>> kenseto <setoken@att.net> wrote: >>>>>>> On Friday, December 7, 2018 at 4:01:34 PM UTC-5, Thomas 'PointedEars' Lahn wrote: >>>>>>>> kenseto wrote: >>>>>>>>> According to Steven Weinberg: A field is a sort of stress in space, >>>>>>>>> something like the various sorts of stress that are possible within a solid body. >>>>>>>> >>>>>>>> Where and when did he write/say this? >>>>>>>> >>>>>>>> IIRC, we have been over this here. >>>>>>>> >>>>>>>> A field in physics is simply an object in models where every point in a >>>>>>>> mathematical space is assigned a value: >>>>>>> >>>>>>> So Weinberg’s description that a field is the stress exists at every >>>>>>> point in a solid body is very close to the correct description. In any >>>>>>> case what is mathematical space? Is it not a solid body? If it is not a >>>>>>> solid body how can material objects interact with the stresses exist within it? >>>>>> >>>>>> Material objects interact with more things than other material objects. >>>>> >>>>> Yeah, in my theory, material objects react to the distorted geometries >>>>> (stresses in Weinberg’s term) exist within the E-Matrix due to >>>>> confinement. And the distortions in the E-matrix are due to the absolute >>>>> motions of the interacting objects in the E-Matrix. >>>>> This explanation is much more simpler than the current explanation that >>>>> the interacting material objects are reacting with the virtual particles >>>>> pop in and out of space and that these virtual particles are financed by >>>>> the Uncertainty Principle. >>>> >>>> What on earth makes you think that if an idea is simpler, then it’s more >>>> correct? >>> >>> That is being expounded by Philosophers physicists throughout the centuries. >> >> No it is not. Once again, you have vastly oversimplified what these >> “Philosophers physicists” have actually said, to the point where it is >> wrong. > > No Sir! It is you who is wrong. You have no idea what they said. William of Okkam, Newton, R.B. Lindsay, Einstein, Feynman. I know what they said. “Hypotheses should not be multiplied unnecessarily.” Which one said that? > >> >>> You allowed the mathematicians led you into a fantasy mathematical dead >>> end of non-existing mathematical objects such as extra dimensions, >>> virtual-particles, force messengers....etc. >>> >>> >>>> >>>>>> >>>>>>> >>>>>>>> >>>>>>>> <https://en.wikipedia.org/wiki/Field_(physics)> >>>>>>>> >>>>>>>> For example, there can be a temperature field that describes the temperature >>>>>>>> in a room in every point in the room. If it describes the temperature at a >>>>>>>> particular time, it is a 3-dimension scalar field (since temperature is a >>>>>>>> scalar quantity). [I mention this particularly because we did calculations >>>>>>>> on and plots of such a field in freshman physics.[1]] >>>>>>>> >>>>>>>> Other fields that should be well-known are the electric field and the >>>>>>>> magnetic field. These are vector fields (E⃗ and B⃗, respectively) because >>>>>>>> not only do they have a strength (which is a scalar); the field lines, along >>>>>>>> which a charged particle would move freely as it is accelerated by the >>>>>>>> forces of the fields, have a direction. [E.g. for the electric field >>>>>>>> between two capacitor plates only from one particular plate to the other >>>>>>>> (with direct current). Again, you do calculations on these fields in >>>>>>>> freshman physics.] >>>>>>>> >>>>>>>> <https://en.wikipedia.org/wiki/Capacitor> >>>>>>>> <https://en.wikipedia.org/wiki/Electromagnetic_coil> >>>>>>>> >>>>>>>> There can also be a field describing the gravitational potential (V or Φ), >>>>>>>> force (F⃗), or acceleration (g⃗) in every point in 3-dimensional space: the >>>>>>>> gravitational field. The (gravitational) potential is a scalar (no arrow >>>>>>>> above the symbol), so a field based on it would be a 3-dimensional scalar >>>>>>>> field. Force and acceleration are both vectors (arrow above the symbol, or >>>>>>>> bold font; they have a magnitude and a direction), so a gravitational field >>>>>>>> based on either of those quantities would be a (3-dimensional) vector field >>>>>>>> instead. [dito] >>>>>>>> >>>>>>>> <https://en.wikipedia.org/wiki/Gravitational_field> >>>>>>>> >>>>>>>> In general relativity, the gravitational field is a 4 (1+3 or >>>>>>>> 3+1)-dimensional *tensor* field, defined by the Einstein *tensor* which >>>>>>>> describes the curvature of spacetime corresponding to the density of energy >>>>>>>> and momentum. Hence “Einstein *Field* Equations (for gravitation)”. >>>>>>>> >>>>>>>> <https://en.wikipedia.org/wiki/Einstein_field_equations> >>>>>>>> >>>>>>>> [Hopefully I do not have to remind you of this *again* next year.] >>>>>>>> >>>>>>>> [1] <https://www.wolframalpha.com/input/?i=plot+exp(-sqrt(x%5E2+%2B+y%5E2))> >>>>>>>> (the greater the elevation, the higher the temperature; you can imagine >>>>>>>> a heat source in the center of a room) >>>>>>>> -- >>>>>>>> PointedEars >>>>>>>> >>>>>>>> Twitter: @PointedEars2 >>>>>>>> Please do not cc me. / Bitte keine Kopien per E-Mail. >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Odd Bodkin — Maker of fine toys, tools, tables >>>>> >>>> >>>> >>>> >>>> -- >>>> Odd Bodkin — Maker of fine toys, tools, tables >>> >> >> >> >> -- >> Odd Bodkin — Maker of fine toys, tools, tables > > -- Odd Bodkin -- maker of fine toys, tools, tables
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What is a field? kenseto <setoken@att.net> - 2018-12-07 06:08 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-07 16:58 +0000
Re: What is a field? paulcardinale0@gmail.com - 2018-12-07 11:58 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 06:05 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 14:13 +0000
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-07 11:39 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 06:28 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 15:35 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 10:33 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-08 10:43 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 19:15 +0000
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-08 17:52 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 18:21 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 10:26 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-08 18:37 +0000
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-08 20:18 +0100
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 19:56 +0000
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-08 21:51 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 08:20 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-09 12:44 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 22:20 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-10 08:04 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-10 10:31 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-10 13:33 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-10 13:53 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 06:16 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-11 14:41 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-10 22:00 +0000
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-10 14:13 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-10 23:03 +0000
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-10 15:46 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-11 01:37 +0000
Re: What is a field? Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2018-12-10 16:26 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 07:32 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-12 13:53 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-13 07:27 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 07:27 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-11 16:00 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-10 21:56 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 06:51 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-11 18:42 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 18:09 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-11 20:18 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-12 13:53 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-13 07:21 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-13 18:32 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-13 13:20 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-13 21:46 +0000
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-13 10:47 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-14 05:35 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-14 15:13 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-14 15:22 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-15 14:05 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-15 23:27 -0800
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-12 13:04 -0500
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:30 -0500
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 08:12 -0800
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-09 17:19 +0100
Re: What is a field? Rich Carpenter <lcug@kigcohc.pa> - 2018-12-09 00:32 +0000
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-08 10:42 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 19:15 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:29 -0500
Re: What is a field? kenseto <setoken@att.net> - 2018-12-10 06:18 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-10 07:26 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-10 08:11 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-10 17:07 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-10 22:00 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 07:14 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-11 18:42 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-12 04:56 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-12 13:53 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 07:54 -0800
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 07:58 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 22:20 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-12 13:00 -0500
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-12 18:14 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-13 10:59 -0500
Re: What is a field? kenseto <setoken@att.net> - 2018-12-13 08:51 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-13 18:32 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-13 13:23 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-13 21:46 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-13 23:36 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-13 20:06 -0500
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-14 12:21 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-14 15:16 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-15 02:14 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-13 19:53 -0500
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-14 12:21 +0000
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-12 10:38 -0800
Re: What is a field? mitchrae3323@gmail.com - 2018-12-07 12:48 -0800
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-07 12:51 -0800
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-08 12:22 -0800
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-08 22:05 +0100
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-08 16:24 -0800
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:46 -0500
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-08 22:41 -0800
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-09 14:08 -0800
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-09 14:44 -0800
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-12 13:36 -0500
Re: What is a field? JanPB <filmart@gmail.com> - 2018-12-08 21:56 -0800
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-08 22:54 -0800
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-08 23:22 -0800
Re: What is a field? "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2018-12-09 12:35 -0800
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-07 22:01 +0100
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 06:42 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 15:35 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 10:21 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 19:15 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 14:17 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 22:42 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 14:58 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-09 01:22 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 13:07 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:26 -0500
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 13:07 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 10:27 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 19:15 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:23 -0500
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 13:07 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 14:19 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 22:25 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-10 07:54 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-10 17:15 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-10 21:41 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-12 13:14 -0500
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-12 18:18 +0000
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-08 20:09 +0100
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 14:28 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-08 22:42 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 14:56 -0800
Re: What is a field? Dirk Van de moortel <dirkvandemoortel@notmail.com> - 2018-12-09 00:06 +0100
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 00:13 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:44 -0500
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 09:19 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 22:22 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-10 07:50 -0800
Re: What is a field? moroney@world.std.spaamtrap.com (Michael Moroney) - 2018-12-10 17:09 +0000
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-10 21:41 +0000
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:37 -0500
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 13:07 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 08:40 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-09 22:22 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-10 08:07 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-10 21:56 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 07:07 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-11 18:42 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-11 18:19 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-12 13:53 +0000
Re: What is a field? kenseto <setoken@att.net> - 2018-12-13 07:54 -0800
Re: What is a field? Odd Bodkin <bodkinodd@gmail.com> - 2018-12-13 18:32 +0000
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-09 01:24 +0100
Re: What is a field? benj <benj.fake@gmail.com> - 2018-12-08 23:42 -0500
Re: What is a field? kenseto <setoken@att.net> - 2018-12-09 10:08 -0800
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-09 19:36 +0100
Re: What is a field? kenseto <setoken@att.net> - 2018-12-08 14:43 -0800
Re: What is a field? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-12-09 11:51 +0100
Re: What is a field? carleto4157990662@gmail.com - 2018-12-07 13:42 -0800
Re: What is a field? "Chris M. Thomasson" <invalid_chris_thomasson@invalid.invalid> - 2018-12-15 19:51 -0800
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