Re: Androcles and Draper resume Einstein 1905

From: Dirk Van de moortel (dirkvandemoortel_at_ThankS-NO-SperM.hotmail.com)
Date: 01/09/05 

Date: Sun, 09 Jan 2005 13:55:22 GMT

"Androcles" <dummy@dummy.net> wrote in message news:VfaEd.81857$Z7.10433@fe2.news.blueyonder.co.uk...
>
> "PDraper" <pdraper@yahoo.com> wrote in message
> news:BE062240.A2C%pdraper@yahoo.com...
> > On 1/8/05 10:15 AM, in article
> > XNSDd.29680$C8.10512@fe3.news.blueyonder.co.uk, "Androcles"
> > <dummy@dummy.net> wrote:
> >
> >>
> >> "PDraper" <pdraper@yahoo.com> wrote in message
> >> news:BE054FDB.8DA%pdraper@yahoo.com...
> >>> Let's see. Where were we?
> >>> You seem to be done with Randy Poe, so let's pick up somewhere near
> >>> where we
> >>> left off.
> >>>
> >>> However, unlike your discussion with Randy, let's try to stick with
> >>> the 1905
> >>> paper.
> >>
> >> That's what I tried to do with Randy, Paul, but he was lost in
> >> Einstein's notation.
> >>
> >>
> >>> Would you mind including the URL to the translated paper again for
> >>> this thread?
> >> Gladly.
> >> http://www.fourmilab.ch/etexts/einstein/specrel/www/
> >>
> >>>
> >>> Also, in light of your discussion with Randy, I'd like to suggest an
> >>> amendment to the basic ground rules. Let me know if you agree to it.
> >>
> >> Err, the ground rules were already agreed to.
> >>
> >> "
> >> Draper:
> >> : Androcles, in your case, I will get over my disenchantment.
> >> :
> >> : But I want this to be a fruitful exchange between the two of us, so
> >> : let's agree on some ground rules. We'll go things one little step
> >> at
> >> a
> >> : time. When we get to a point of conflict, we'll identify what the
> >> : error is on either side, and the party in error MUST acknowledge
> >> the
> >> : error and remove the erroneous statement from further discussion.
> >>
> >> Androcles:
> >> I'll agree to your terms.
> >> My terms:
> >> Either one of us could inadvertantly make a typographical error
> >> or simple arithmetic error, and should correct it if noticed.
> >> I'd require: the error to be acknowledged and corrected; the
> >> discussion continued until I have convince you or you have
> >> convinced me. Failing to respond in a reasonable time
> >> is a Pyrrhic victory and unsatisfactory. The penalty for failing
> >> to respond is to be hounded by me at any time I choose.
> >>
> >> You are currently in violation of the ground rules.
> >> You have not responded in a reasonable time or acknowledged error.
> >>
> >> I see no good reason to agree to any further rules.
> >>
> >> Androcles.
> >
> > Well, let's try it anyway.
> > We'll say that there is a fixed-length rod with an emitter and a
> > receiver at
> > one end, along with a clock, and a mirror at the other end, along with
> > a
> > clock. By "fixed" I mean the rod does not change length as time goes
> > by.
> >
> > We'll say that the clocks are synchronized in a frame of reference if:
> > A. The rod is stationary in the frame of reference.
> > B. t2 = (1/2)(t1 + t3), where t1 is the time of emission of a light
> > pulse
> > from the emitter, t2 is the time of reflection from the mirror, and t3
> > is
> > the time of receipt at the receiver.
> >
> > OK so far?
>
> No. You are using Poe's dreadful notation. Stick to Einstein's.
> t1 = (t0 + t2)/2 under the conditions specified.
>
> Understand I was having fun jerking Poe's chain, he said I was idiotic
> at the get-go and snipped any point he was unable to answer.
> This he calls 'nettiquette', and I call willfully ignorant.
> McCullough is another like him.

That's what people usually get when they try to educate an Ape :-)

>
>
> We'll also say that the measuring tapes are synchronized in a frame
> of reference if:
> A. The clocks match second for second in the frame of reference.
> B. x1 = (x0 + x2), where x0 is the place of the emitter, x1 is the place
> of the mirror, and x2 is the place of the receiver.
>
> Ok so far?

So now let's see how Paul reacts to surrealism.
This is going to be fun :-)

Dirk Vdm

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