Must that "other physics" be a quantum theory, or are there other 
possibilities? AG

On Friday, November 20, 2020 at 3:55:11 AM UTC-7 Lawrence Crowell wrote:

> It simply means the trapping region of a black hole contains a further 
> region where the Weyl curvature diverges. It means there must be some other 
> physics and that general relativity is a classical approximation to 
> something more fundamental.
>
> LC 
>
> On Thursday, November 19, 2020 at 8:31:50 PM UTC-6 [email protected] 
> wrote:
>
>> In plain English, what are the implications of this singularity theorem? 
>> AG
>>
>> On Thursday, November 19, 2020 at 10:43:37 AM UTC-7 Lawrence Crowell 
>> wrote:
>>
>>> I thought Penrose was his advisor. They wrote papers together on the 
>>> singularity theorems.
>>>
>>> LC
>>>
>>> On Thursday, November 19, 2020 at 6:50:09 AM UTC-6 [email protected] 
>>> wrote:
>>>
>>>> Stephen William Hawking
>>>>
>>>> https://www.genealogy.math.ndsu.nodak.edu/id.php?id=78459
>>>>
>>>> Advisor: Dennis William Siahou Sciama 
>>>> <https://www.genealogy.math.ndsu.nodak.edu/id.php?id=72653>
>>>>
>>>>
>>>> On Thursday, November 19, 2020 at 6:27:29 AM UTC-6 Lawrence Crowell 
>>>> wrote:
>>>>
>>>>> Penrose was Hawking's primary dissertation advisor.
>>>>>
>>>>> LC
>>>>>
>>>>> On Wednesday, November 18, 2020 at 9:28:49 PM UTC-6 
>>>>> [email protected] wrote:
>>>>>
>>>>>> Hawking was Penrose's protégé ? On physics, what does this mean, in 
>>>>>> plain English? TIA, AG
>>>>>>
>>>>>> On Wednesday, November 18, 2020 at 3:07:02 PM UTC-7 Lawrence Crowell 
>>>>>> wrote:
>>>>>>
>>>>>>> The work of Penrose and Hawking, Hawking at the time his protégé, is 
>>>>>>> that there is a region where all geodesics are incomplete. The 
>>>>>>> geodesics 
>>>>>>> end and they do so at a spacelike region where the Weyl curvature 
>>>>>>> diverges. 
>>>>>>>
>>>>>>> LC
>>>>>>>
>>>>>>> On Tuesday, November 17, 2020 at 10:48:11 PM UTC-6 
>>>>>>> [email protected] wrote:
>>>>>>>
>>>>>>>> https://www.youtube.com/watch?v=z4odQd8q3xY
>>>>>>>>
>>>>>>>

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