Re: The most accurate clock ever

On 12/3/2018 5:24 AM, John Clark wrote: On Sun, Dec 2, 2018 at 11:54 PM Brent Meeker > wrote: >>If you are on the Earth's surface and you raise a clock by one centimeter you've increased its distance from the earth's center by one part in

Re: Measuring a system in a superposition of states vs in a mixed state

On 12/3/2018 8:50 AM, Bruno Marchal wrote: On 3 Dec 2018, at 10:35, Philip Thrift > wrote: On Sunday, December 2, 2018 at 8:17:54 PM UTC-6, Brent wrote: On 12/2/2018 5:14 PM, Philip Thrift wrote: On Sunday, December 2, 2018 at 4:25:04 PM UTC-6,

Re: Extended Wigner’s Friend

You should read Scott Aaronson's take: https://www.scottaaronson.com/blog/?p=3975 Brent On 12/3/2018 5:15 PM, Mason Green wrote: There’s a new article in Quanta Magazine (https://www.quantamagazine.org/frauchiger-renner-paradox-clarifies-where-our-views-of-reality-go-wrong-20181203/) about

Re: Where Max Tegmark is really wrong

On 12/3/2018 9:59 AM, Philip Thrift wrote: But that is close to the solipsist move. The fact that we cannot define truth does not entail that some notion of truth does not make sense. In particular, Peano arithmetic can already define an infinity of approximation of truth,

Extended Wigner’s Friend

Here’s a recent editorial I found in the magazine arguing against Many-Worlds on the grounds that it denies the reality of experience or the self. (https://www.quantamagazine.org/why-the-many-worlds-interpretation-of-quantum-mechanics-has-many-problems-20181018/) Well, if we don’t want

Extended Wigner’s Friend

There’s a new article in Quanta Magazine (https://www.quantamagazine.org/frauchiger-renner-paradox-clarifies-where-our-views-of-reality-go-wrong-20181203/) about a thought experiment that poses trouble for certain interpretations of quantum mechanics. Specifically it implies that either 1

Re: Extended Wigner’s Friend

On Tue, 4 Dec 2018 at 12:47, Mason Green wrote: > Here’s a recent editorial I found in the magazine arguing against > Many-Worlds on the grounds that it denies the reality of experience or the > self. ( >

Re: Where Max Tegmark is really wrong

On 12/3/2018 7:31 AM, Bruno Marchal wrote: On 2 Dec 2018, at 21:06, Brent Meeker wrote: On 12/2/2018 4:52 AM, Bruno Marchal wrote: Language have no relation with truth a priori. Theories might have. Semantics are truth “by definition”, by relativising it to the notion of model/reality.

Re: Extended Wigner’s Friend

On 12/3/2018 5:47 PM, Mason Green wrote: Here’s a recent editorial I found in the magazine arguing against Many-Worlds on the grounds that it denies the reality of experience or the self.

Re: Towards Conscious AI Systems (a symposium at the AAAI Stanford Spring Symposium 2019)

> On 30 Nov 2018, at 20:52, John Clark wrote: > > On Thu, Nov 29, 2018 at 1:53 PM Bruno Marchal > wrote: > > >>All I ask you to do is follow the scientific method. > > > I do, which is not so frequent in theology > > The scientific method in theology? You must be

Re: Measuring a system in a superposition of states vs in a mixed state

On Sunday, December 2, 2018 at 8:17:54 PM UTC-6, Brent wrote: > > > > On 12/2/2018 5:14 PM, Philip Thrift wrote: > > > > On Sunday, December 2, 2018 at 4:25:04 PM UTC-6, Brent wrote: >> >> >> >> On 12/2/2018 11:42 AM, Philip Thrift wrote: >> >> >> >> On Sunday, December 2, 2018 at 8:13:48 AM

Re: Towards Conscious AI Systems (a symposium at the AAAI Stanford Spring Symposium 2019)

On Monday, December 3, 2018 at 5:05:57 AM UTC-6, Bruno Marchal wrote: > > > > You assume a primary physical reality. I do not, and on the contrary show > that this idea is contradictory with the Mechanist theory. > > > Since Matter (a material computer) can compute Mechanism, I don't see how

Re: Where Max Tegmark is really wrong

> On 2 Dec 2018, at 21:02, Brent Meeker wrote: > > > > On 12/2/2018 4:58 AM, Bruno Marchal wrote: >> >>> On 30 Nov 2018, at 19:22, Brent Meeker >> > wrote: >>> >>> >>> >>> On 11/30/2018 1:15 AM, Bruno Marchal wrote: >> >> Perspectivism is a form of

Re: Where Max Tegmark is really wrong

> On 2 Dec 2018, at 14:45, Philip Thrift wrote: > > > > On Sunday, December 2, 2018 at 6:52:38 AM UTC-6, Bruno Marchal wrote: > >> On 30 Nov 2018, at 17:44, Philip Thrift > >> wrote: >> >> >> >> On Friday, November 30, 2018 at 6:39:19 AM UTC-6, agrays...@gmail.com >>

Re: The most accurate clock ever

On Sun, Dec 2, 2018 at 11:54 PM Brent Meeker wrote: >>If you are on the Earth's surface and you raise a clock by one centimeter >> you've increased its distance from the earth's center by one part in >> 637,000,000, it is now 1.16 times further away. The intensity of >> the gravitational

Re: If Quantum Mechanics can be derived using arithmetic only, how would that derivation begin?

> On 2 Dec 2018, at 15:00, agrayson2...@gmail.com wrote: > > > > On Sunday, December 2, 2018 at 12:11:50 PM UTC, Bruno Marchal wrote: > >> On 30 Nov 2018, at 12:13, agrays...@gmail.com wrote: >> >> >> >> On Friday, November 30, 2018 at 12:34:13 AM UTC, Brent wrote: >> What can be inferred

Re: If Quantum Mechanics can be derived using arithmetic only, how would that derivation begin?

On Monday, December 3, 2018 at 2:42:26 PM UTC, Bruno Marchal wrote: > > > On 2 Dec 2018, at 15:00, agrays...@gmail.com wrote: > > > > On Sunday, December 2, 2018 at 12:11:50 PM UTC, Bruno Marchal wrote: >> >> >> On 30 Nov 2018, at 12:13, agrays...@gmail.com wrote: >> >> >> >> On Friday,

Re: Where Max Tegmark is really wrong

> On 2 Dec 2018, at 21:06, Brent Meeker wrote: > > > > On 12/2/2018 4:52 AM, Bruno Marchal wrote: >> >> Language have no relation with truth a priori. Theories might have. >> Semantics are truth “by definition”, by relativising it to the notion of >> model/reality. >> > > Then what is

Re: Where Max Tegmark is really wrong

> On 2 Dec 2018, at 21:25, Philip Thrift wrote: > > > > On Sunday, December 2, 2018 at 2:02:43 PM UTC-6, Brent wrote: > > > On 12/2/2018 4:58 AM, Bruno Marchal wrote: >> >>> On 30 Nov 2018, at 19:22, Brent Meeker > >>> wrote: >>> >>> >>> >>> On 11/30/2018 1:15 AM, Bruno Marchal wrote:

Re: Measuring a system in a superposition of states vs in a mixed state

> On 3 Dec 2018, at 10:35, Philip Thrift wrote: > > > > On Sunday, December 2, 2018 at 8:17:54 PM UTC-6, Brent wrote: > > > On 12/2/2018 5:14 PM, Philip Thrift wrote: >> >> >> On Sunday, December 2, 2018 at 4:25:04 PM UTC-6, Brent wrote: >> >> >> On 12/2/2018 11:42 AM, Philip Thrift

Re: Where Max Tegmark is really wrong

> On 2 Dec 2018, at 21:41, agrayson2...@gmail.com wrote: > > > > On Sunday, December 2, 2018 at 8:25:47 PM UTC, Philip Thrift wrote: > > > On Sunday, December 2, 2018 at 2:02:43 PM UTC-6, Brent wrote: > > > On 12/2/2018 4:58 AM, Bruno Marchal wrote: >> >>> On 30 Nov 2018, at 19:22, Brent

Re: Where Max Tegmark is really wrong

On Monday, December 3, 2018 at 9:12:54 AM UTC-6, Bruno Marchal wrote: > > > On 2 Dec 2018, at 14:45, Philip Thrift > > wrote: > > > > On Sunday, December 2, 2018 at 6:52:38 AM UTC-6, Bruno Marchal wrote: >> >> >> On 30 Nov 2018, at 17:44, Philip Thrift wrote: >> >> >> >> On Friday, November

Re: Where Max Tegmark is really wrong

On Monday, December 3, 2018 at 11:59:21 AM UTC-6, Philip Thrift wrote: > > > > On Monday, December 3, 2018 at 9:12:54 AM UTC-6, Bruno Marchal wrote: >> >> >> On 2 Dec 2018, at 14:45, Philip Thrift wrote: >> >> >> >> On Sunday, December 2, 2018 at 6:52:38 AM UTC-6, Bruno Marchal wrote: >>> >>>

Re: Towards Conscious AI Systems (a symposium at the AAAI Stanford Spring Symposium 2019)

> On 2 Dec 2018, at 13:24, Philip Thrift wrote: > > > > On Sunday, December 2, 2018 at 5:23:15 AM UTC-6, Bruno Marchal wrote: > >> On 29 Nov 2018, at 20:00, Philip Thrift > >> wrote: >> >> >> >> On Thursday, November 29, 2018 at 10:27:00 AM UTC-6, Bruno Marchal wrote: >> >>> On 27 Nov

Re: Towards Conscious AI Systems (a symposium at the AAAI Stanford Spring Symposium 2019)

> On 2 Dec 2018, at 13:32, Philip Thrift wrote: > > > > On Sunday, December 2, 2018 at 5:26:14 AM UTC-6, Bruno Marchal wrote: > >> On 29 Nov 2018, at 20:24, Philip Thrift > >> wrote: >> >> >> >> On Thursday, November 29, 2018 at 10:44:05 AM UTC-6, Bruno Marchal wrote: >> >>> On 27 Nov

Re: Coherent states of a superposition

On Sunday, November 18, 2018 at 1:05:26 PM UTC, agrays...@gmail.com wrote: > > > > On Saturday, November 17, 2018 at 7:39:14 PM UTC, agrays...@gmail.com > wrote: >> >> If you write a superposition as a sum of eigenstates, why is it >> important, or relevant, or even true that the component

Re: Towards Conscious AI Systems (a symposium at the AAAI Stanford Spring Symposium 2019)

> On 3 Dec 2018, at 12:24, Philip Thrift wrote: > > > > On Monday, December 3, 2018 at 5:05:57 AM UTC-6, Bruno Marchal wrote: > > > You assume a primary physical reality. I do not, and on the contrary show > that this idea is contradictory with the Mechanist theory. > > > > > Since

Re: Towards Conscious AI Systems (a symposium at the AAAI Stanford Spring Symposium 2019)

On Monday, December 3, 2018 at 1:24:30 PM UTC-6, Bruno Marchal wrote: > > > On 2 Dec 2018, at 13:24, Philip Thrift > > wrote: > > > > On Sunday, December 2, 2018 at 5:23:15 AM UTC-6, Bruno Marchal wrote: >> >> >> On 29 Nov 2018, at 20:00, Philip Thrift wrote: >> >> >> >> On Thursday, November