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Re: Why should I learn mathematics to understand physics

From Sylvia Else <sylvia@not.at.this.address>
Newsgroups sci.physics.relativity
Subject Re: Why should I learn mathematics to understand physics
Date 2017-02-27 19:58 +1100
Message-ID <ehi824FdbhpU1@mid.individual.net> (permalink)
References (4 earlier) <ehde5bFelstU1@mid.individual.net> <ehf2hpFojfiU2@mid.individual.net> <slrnob6uvo.qd0.nedlatham@woden.valhalla.oz> <ehhfh4F90enU3@mid.individual.net> <slrnob7kh5.c5c.nedlatham@woden.valhalla.oz>

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On 27/02/2017 6:15 PM, Ned Latham wrote:
> Sylvia Else wrote:
>> Ned Latham wrote:
>>> Sylvia Else wrote:
>>>
>>> ----sniup----
>>>
>>>> You could have pointed out that the speed through water depends
>>>> somewhat on the frequency of the light, so I should have included
>>>> the same frequency as a caveat. But probably you didn't know that.
>>>
>>> Do feel free to tell is when and how the speeds of light in water
>>> were measured.
>>
>> https://en.wikipedia.org/wiki/Fizeau_experiment
>
> That's not a speed measurement. It is at best a speed difference
> measurement, but even that is uncertain unless it can be shown that
> the phase shift is less that 2 Pi.
>
> Med
>
There is always going to be a speed for the water such that the phase 
shift is less than 2 pi.

In any case, the speed of light relative to the water it's travelling 
through is obtained directly by applying wave theory to the refractive 
index, which is known to vary with frequency.

Sylvia.

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Thread

Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-23 17:27 -0600
  Re: Why should I learn mathematics to understand physics "Ross A. Finlayson" <ross.finlayson@gmail.com> - 2017-02-23 19:23 -0800
  Re: Why should I learn mathematics to understand physics Serg Io <invliad@invalid.com> - 2017-02-23 21:35 -0600
    Re: Why should I learn mathematics to understand physics benj <nobody@yahoo.com> - 2017-02-24 06:20 -0500
      Re: Why should I learn mathematics to understand physics Serg Io <invliad@invalid.com> - 2017-02-24 06:22 -0600
  Re: Why should I learn mathematics to understand physics mlwozniak@wp.pl - 2017-02-23 23:02 -0800
  Re: Why should I learn mathematics to understand physics benj <nobody@yahoo.com> - 2017-02-24 05:28 -0500
    Re: Why should I learn mathematics to understand physics jimp@specsol.spam.sux.com - 2017-02-24 20:00 +0000
      Re: Why should I learn mathematics to understand physics benj <nobody@gmail.com> - 2017-02-25 03:19 -0500
        Re: Why should I learn mathematics to understand physics jimp@specsol.spam.sux.com - 2017-02-25 17:48 +0000
          Re: Why should I learn mathematics to understand physics Bret Noss <osotr@rwtropsws.org> - 2017-02-25 18:41 +0000
            Re: Why should I learn mathematics to understand physics jimp@specsol.spam.sux.com - 2017-02-25 19:07 +0000
              Re: Why should I learn mathematics to understand physics Bret Noss <osotr@rwtropsws.org> - 2017-02-25 19:35 +0000
      Re: Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-25 13:34 -0600
        Re: Why should I learn mathematics to understand physics benj <benj@nobody.net> - 2017-02-25 17:01 -0500
          Re: Why should I learn mathematics to understand physics jimp@specsol.spam.sux.com - 2017-02-25 22:21 +0000
            Re: Why should I learn mathematics to understand physics benj <benj@nobody.net> - 2017-02-25 17:56 -0500
              Re: Why should I learn mathematics to understand physics jimp@specsol.spam.sux.com - 2017-02-26 01:22 +0000
                Re: Why should I learn mathematics to understand physics benj <benj@nobody.net> - 2017-02-25 21:18 -0500
                Re: Why should I learn mathematics to understand physics jimp@specsol.spam.sux.com - 2017-02-26 02:58 +0000
          Re: Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-26 15:44 -0600
            Re: Why should I learn mathematics to understand physics benj <nobody@gmail.com> - 2017-02-26 22:45 -0500
              Re: Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-27 07:22 -0600
                Re: Why should I learn mathematics to understand physics benj <benj@nobody.net> - 2017-02-27 16:53 -0500
    Re: Why should I learn mathematics to understand physics JanPB <filmart@gmail.com> - 2017-02-24 14:41 -0800
  Re: Why should I learn mathematics to understand physics Robert Winn <rbwinn3@gmail.com> - 2017-02-24 03:45 -0800
  Re: Why should I learn mathematics to understand physics Robert Winn <rbwinn3@gmail.com> - 2017-02-24 03:48 -0800
    Re: Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-24 07:33 -0600
      Re: Why should I learn mathematics to understand physics Robert Winn <rbwinn3@gmail.com> - 2017-02-24 06:50 -0800
        Re: Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-24 10:09 -0600
  Re: Why should I learn mathematics to understand physics kenseto <setoken@att.net> - 2017-02-24 06:27 -0800
    Re: Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-24 09:14 -0600
      Re: Why should I learn mathematics to understand physics mlwozniak@wp.pl - 2017-02-24 07:42 -0800
      Re: Why should I learn mathematics to understand physics kenseto <setoken@att.net> - 2017-02-24 12:44 -0800
        Re: Why should I learn mathematics to understand physics Odd Bodkin <bodkinodd@gmail.com> - 2017-02-25 13:34 -0600
        Re: Why should I learn mathematics to understand physics moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-02-27 16:35 +0000
    Re: Why should I learn mathematics to understand physics moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-02-24 17:40 +0000
      Re: Why should I learn mathematics to understand physics kenseto <setoken@att.net> - 2017-02-24 12:45 -0800
        Re: Why should I learn mathematics to understand physics moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-02-27 07:10 +0000
  Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-24 07:11 -0800
    Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-25 20:08 +1100
      Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-25 02:47 -0800
        Re: Why should I learn mathematics to understand physics Dirk Van de moortel <dirkvandemoortel@hotspam.not> - 2017-02-25 12:55 +0100
          Re: Why should I learn mathematics to understand physics John Heath <heathjohn2@gmail.com> - 2017-02-25 11:36 -0800
          Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-26 15:01 +1100
        Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-26 00:12 +1100
          Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-26 15:06 +1100
            Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-26 07:13 -0800
              Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 12:59 +1100
            Re: Why should I learn mathematics to understand physics Ned Latham <nedlatham@woden.valhalla.oz> - 2017-02-27 01:08 +0000
              Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 13:00 +1100
                Re: Why should I learn mathematics to understand physics Ned Latham <nedlatham@woden.valhalla.oz> - 2017-02-27 07:15 +0000
                Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 19:58 +1100
          Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-26 01:08 -0800
            Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-26 20:43 +1100
              Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-26 06:26 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 08:57 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 09:15 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 09:37 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 09:49 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 10:00 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 10:12 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 10:18 -0800
                Re: Why should I learn mathematics to understand physics "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-26 10:59 -0800
                Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 09:57 +1100
                Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-27 00:42 -0800
                Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 20:10 +1100
                Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-27 12:05 -0800
                Re: Why should I learn mathematics to understand physics Sylvia Else <sylvia@not.at.this.address> - 2017-02-28 12:24 +1100
                Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-27 18:11 -0800
                Re: Why should I learn mathematics to understand physics matt.rush200@outlook.com - 2017-02-27 18:00 -0800

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