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Groups > sci.physics.relativity > #479422

Re: What is a field?

From benj <benj.fake@gmail.com>
Newsgroups sci.physics.relativity
Subject Re: What is a field?
Date 2018-12-08 23:26 -0500
Organization Aioe.org NNTP Server
Message-ID <pui5i7$1o74$2@gioia.aioe.org> (permalink)
References (1 earlier) <a8def99f-cc96-c6c3-0c12-a0c59a35aa39@PointedEars.de> <b4b4ec75-31f3-4ba9-b992-64d4101ee2c5@googlegroups.com> <pugobg$1c8p$2@gioia.aioe.org> <aac77cb2-8aec-4671-8bbd-8af3998a5db9@googlegroups.com> <puh58g$39v$3@gioia.aioe.org>

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On 12/8/2018 2:15 PM, 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?

Occam's razor! Every Lib here pretending to know science always uses it 
as a hard and fast proof of all their theories.

>>>
>>>>
>>>>>
>>>>> <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
>>
> 
> 
>

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Thread

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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