On Mon, Dec 24, 2018 at 3:45 PM Jason Resch <jasonre...@gmail.com> wrote:

> On Sat, Dec 22, 2018 at 9:33 PM Brent Meeker <meeke...@verizon.net> wrote:
>
>> On 12/22/2018 12:04 PM, Philip Thrift wrote
>>
>>
>> https://www.eurekalert.org/pub_releases/2018-12/lsu-be122018.php
>>
>> Theoretical physicists developed a theory called loop quantum gravity in
>> the 1990s that marries the laws of microscopic physics, or quantum
>> mechanics, with gravity, which explains the dynamics of space and time.
>> Ashtekar, Olmedos and Singh's new equations describe black holes in loop
>> quantum gravity and showed that black hole singularity does not exist.
>>
>>
>> "In Einstein's theory, space-time is a fabric that can be divided as
>> small as we want. This is essentially the cause of the singularity where
>> the gravitational field becomes infinite. In loop quantum gravity, the
>> fabric of space-time has a *tile-like structure*, which cannot be
>> divided beyond the smallest tile. My colleagues and I have shown that this
>> is the case inside black holes and therefore there is no singularity,"
>> Singh said.
>>
>> "These tile-like units of geometry--called 'quantum excitations'-- which
>> resolve the singularity problem are orders of magnitude smaller than we can
>> detect with today's technology, but we have precise mathematical equations
>> that predict their behavior," said Ashtekar, who is one of the founding
>> fathers of loop quantum gravity.
>>
>>
>> But is this consistent with https://arxiv.org/abs/1109.5191v2 which
>> showed spacetime to be smooth down to 1/525 of the Planck length?
>>
>
> Brent,
>
> Wouldn't this be a successful prediction of Bruno's theory?  In another
> thread you said it had only made retrodictions, but wasn't one of Bruno's
> predictions that space and time would be continuous (not discrete),
> therefore it would predict LQG is false, and then
> https://arxiv.org/abs/1109.5191v2 would be a confirmation of that.
>

How did Bruno predict that from a digital (integral) model)? And where did
he make such a prediction?

Bruce

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