Re: Leonard Susskind | Lecture 2: Black Holes and the Holographic Principle

From: *Brent Meeker* > On 5/6/2018 6:56 PM, Bruce Kellett wrote: From: *spinozalens via Free Thinkers Physics Discussion Group* > No, Susskind makes clear that the Hawking

Re: Is the Continuum Hypothesis a) really true or really false, or b) something else ?

On Sun, May 06, 2018 at 06:19:01PM -0700, Brent Meeker wrote: > But don't you take all arithmetic theories to include the axioms that say > every number has a successor? Just because every number has a successor does not entail the existence of ω. This is otherwise known as "potential infinity"

Re: Leonard Susskind | Lecture 2: Black Holes and the Holographic Principle

From: *spinozalens via Free Thinkers Physics Discussion Group* > Δ No, Susskind makes clear that the Hawking radiation is blue shifted near the Horizon, and every other source I have on this agrees. You can't get a detectable photon

Re: Mind Uploading

On Sun, May 6, 2018 at 2:56 PM, Bruno Marchal wrote: > ​> ​ > Peano Arithmetic (PA) can already prove the existence of all computation. > I don't need Peano or Plato to know that computations exist because I can produce one right now, 2+2=4; but then unlike stuff in Plato's

Re: Entanglement

On Sunday, May 6, 2018 at 3:55:06 AM UTC, agrays...@gmail.com wrote: > > > > On Friday, May 4, 2018 at 5:49:15 PM UTC, Lawrence Crowell wrote: >> >> On Friday, May 4, 2018 at 8:21:52 AM UTC-5, Bruce wrote: >>> >>> >>> Unfortunately, it is not the case that you can implement absolutely any >>>

Re: time arrow, measurement, superposition

On Sunday, May 6, 2018 at 6:01:20 PM UTC, Bruno Marchal wrote: > > > On 2 May 2018, at 15:51, agrays...@gmail.com wrote: > > > > On Wednesday, May 2, 2018 at 1:31:51 PM UTC, scerir wrote: >> >> Here below a point made by Asher Peres. >> >> -- >> >> One can even think of an experiment

Re: Mind Uploading

> On 3 May 2018, at 14:42, John Clark wrote: > > On Thu, May 3, 2018 at 4:40 AM, Bruno Marchal > wrote: > > ​>>​I don't have a main dogma but if I did it would be information not matter. > > ​> ​That contradicts you

Re: Is the Continuum Hypothesis a) really true or really false, or b) something else ?

> On 2 May 2018, at 02:28, Lawrence Crowell > wrote: > > On Tuesday, May 1, 2018 at 3:37:15 PM UTC-5, Brent wrote: > An interesting proof by Hamkins and a lot of discussion of its > significance on John Baez's blog. It agrees with my intuition that the >