I've read all of them, there is nothing about what it is supposed to
solve...

Please state it here and now... do not refer to inexistant post.


2014-02-06 Edgar L. Owen <edgaro...@att.net>:

> Quentin,
>
> Please refer to my extensive posts to Jesse for that...
>
> Edgar
>
>
> On Thursday, February 6, 2014 1:21:13 PM UTC-5, Quentin Anciaux wrote:
>
>> So, what is it ? What is it supposed to solve in the first place ?
>>
>>
>> 2014-02-06 Edgar L. Owen <edga...@att.net>:
>>
>> Quentin,
>>>
>>> But it's NOT the case...
>>>
>>> Edgar
>>>
>>>
>>>
>>> On Thursday, February 6, 2014 10:52:58 AM UTC-5, Quentin Anciaux wrote:
>>>>
>>>>
>>>>
>>>>
>>>> 2014-02-06 Jesse Mazer <laser...@gmail.com>:
>>>>
>>>>
>>>>>
>>>>> On Thu, Feb 6, 2014 at 9:01 AM, Edgar L. Owen <edga...@att.net> wrote:
>>>>>
>>>>>> But recall that p-time is not a directly measurable quantity so
>>>>>> "arbitrary precision" does not apply. You still haven't grasped the 
>>>>>> concept
>>>>>> correctly. P-time has no direct measure, because the present moment is 
>>>>>> that
>>>>>> in which all measures, including those of clock time, are computed.
>>>>>>
>>>>>
>>>>> I don't recall you ever spelling that out in conversation with me,
>>>>> thanks for clarifying. In the past people had asked you about how to
>>>>> determine p-time and you had said things like "we should be able to 
>>>>> compute
>>>>> p-time from Omega, the curvature of the universe" (in the post at
>>>>> http://www.mail-archive.com/everything-list@googlegroups.
>>>>> com/msg47450.html ). So if you now say that determining which events
>>>>> are simultaneous in p-time is fundamentally impossible for any being 
>>>>> within
>>>>> the universe, that answers what I was wondering about in question #1.
>>>>>
>>>>
>>>> If that's the case... what good is it to entertain such "p-time"...
>>>> it's useless. Predict nothing, cannot be measured. What is p-time supposed
>>>> to solve ?
>>>>
>>>>
>>>>>
>>>>> Jesse
>>>>>
>>>>>
>>>>>
>>>>>>
>>>>>> Nevertheless the fact of existence of all observers and thus of
>>>>>> everything in the present moment is a direct empirical observation. Just
>>>>>> like consciousness it is not subject to measure, but that doesn't mean it
>>>>>> doesn't exist.
>>>>>>
>>>>>> Edgar
>>>>>>
>>>>>> On Thursday, February 6, 2014 12:47:05 AM UTC-5, jessem wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Feb 5, 2014 at 7:38 PM, meekerdb <meek...@verizon.net>wrote:
>>>>>>>
>>>>>>>>  On 2/5/2014 9:31 AM, Jesse Mazer wrote:
>>>>>>>>
>>>>>>>> --question 1 dealt with the question of how YOU would define p-time
>>>>>>>> simultaneity in a cosmological model where there's no way to slice the 
>>>>>>>> 4D
>>>>>>>> spacetime into a series of 3D surfaces such that the density of matter 
>>>>>>>> is
>>>>>>>> perfectly uniform on each slice (and that uniform can be characterized 
>>>>>>>> by
>>>>>>>> the parameter Omega), unlike in the simple FLRW model where matter is
>>>>>>>> assumed to be distributed in this perfectly uniform way.
>>>>>>>>
>>>>>>>>
>>>>>>>> I don't see that perfect uniformity is necessary.  We have
>>>>>>>> calculated our epoch relative to the CMB as 13.8By.  I assume any other
>>>>>>>> scientific species in the universe could do the same and so say whether
>>>>>>>> they were 'at the same time' as measured by expansion of the cosmos.  I
>>>>>>>> don't see how the existence of galaxies and galaxy clusters precludes 
>>>>>>>> this
>>>>>>>> kind of measurement.
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Using the CMB may give an approximate answer, but would you argue it
>>>>>>> could distinguish between different simultaneity definitions that agree
>>>>>>> approximately when averaged over large scales, but disagree somewhat 
>>>>>>> about
>>>>>>> the details of simultaneity in highly curved regions? For example, could
>>>>>>> the CMB be used to define a unique definition of simultaneity in the
>>>>>>> neighborhood of a black hole (where coordinate systems like 
>>>>>>> Schwarzschild
>>>>>>> coordinates and Eddington-Finkelstein coordinates and Kruskal-Szekeres
>>>>>>> coordinates give very different definitions of simultaneity)? Edgar 
>>>>>>> isn't
>>>>>>> just claiming some approximate pragmatic truth about simultaneity, he's
>>>>>>> claiming an absolute and exact truth about simultaneity in all
>>>>>>> circumstances, I was asking if he thinks this truth can be empirically
>>>>>>> determined to arbitrary precision even in principle, and if so what
>>>>>>> empirical observations would be used.
>>>>>>>
>>>>>>> Jesse
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>> Brent
>>>>>>>>
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All those moments will be lost in time, like tears in rain. (Roy
Batty/Rutger Hauer)

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