tag:blogger.com,1999:blog-22973357.post2634746551938567576..comments2023-09-27T07:44:19.769-04:00Comments on Sabine Hossenfelder: Backreaction: Essays, ElsewhereSabine Hossenfelderhttp://www.blogger.com/profile/06151209308084588985noreply@blogger.comBlogger82125tag:blogger.com,1999:blog-22973357.post-82146212127740618222020-04-07T08:29:04.453-04:002020-04-07T08:29:04.453-04:00experience,
I will look at the paper, though the ...experience,<br /><br />I will look at the paper, though the abstract makes me think the authors don't know what they are talking about to begin with.<br /><br />Having said that, it is almost certainly correct that if you replace quantum mechanics with a more fundamental, deterministic theory, that allows you to make more predictions, then this will increase computational power (of, say, a Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-108997235828848912020-04-07T07:11:26.974-04:002020-04-07T07:11:26.974-04:00Dr. Hossenfelder,
I did read your paper, and it ...Dr. Hossenfelder, <br /><br />I did read your paper, and it also seemed to me from my amateur perspective that you were talking about a different class of models. Namely, the paper I linked seems to be talking about non local deterministic models<br /><br />"In this article we consider the class of deterministicmodels for nonlocal correlations in which the hiddenvariables"<br /><br />experiencehttps://www.blogger.com/profile/06260138375282055114noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-10303669907419289892020-04-06T11:14:52.793-04:002020-04-06T11:14:52.793-04:00The second sentence of the abstract is wrong. A su...The second sentence of the abstract is wrong. A superdeterministic model is, of course, distinguishable from quantum mechanics. If it was not, what would be the point of even thinking about it? We explained this very clearly in <a href="https://arxiv.org/abs/1912.06462" rel="nofollow">our paper</a>. I recommend you read it because we made a lot of effort to answer all the common questions. Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-37631166317736515462020-04-06T10:26:10.694-04:002020-04-06T10:26:10.694-04:00Dear Dr. Hossenfelder,
I was discussing superdet...Dear Dr. Hossenfelder, <br /><br />I was discussing superdeterminism and your paper with someone on an online forum. He brought my attention to a paper which he said proves that a superdeterministic theory would necessarily be completely uncomputable, in the sense that it would yield no equation at all.<br /><br />This is the paper: https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.experiencehttps://www.blogger.com/profile/06260138375282055114noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-84447854425142189852020-03-26T13:55:06.359-04:002020-03-26T13:55:06.359-04:00Had another ‘numbers dream’ overnight during the 2...Had another ‘numbers dream’ overnight during the 22/23 of March. This time the venue was more relevant – a card game in which a 4 of spades and a 5 of spades were vividly displayed, with other cards in the background being out of focus. Once again these numbers matched the numbers that came up in the New Hampshire’s Pick 4 evening game. If I’m not mistaken the odds of guessing two of four David Schroederhttps://www.blogger.com/profile/18048116250413347228noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-23701386296468434572020-03-23T20:45:47.062-04:002020-03-23T20:45:47.062-04:00Of the algorithmic incompleteness of the present t...Of the algorithmic incompleteness of the present tense and Superdeterminism<br /><br />Let’s move ourselves into SE Code as a state space for a few minutes. You present consists of fetching the next number on a random list, SE Code classifying it by number of bits, sending it to its 2^ number of bits neighborhood, testing next bits, adjusting final address correction, and storage.<br /><br />Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-88408650226514380052020-03-19T11:34:17.966-04:002020-03-19T11:34:17.966-04:00I read some years ago that P = NP is true for clos...I read some years ago that P = NP is true for closed timelike curves. I will have to look this up and find the paper reference. It was a decent paper. The extension to all PSPACE and undecidable propositions is of course difficult to prove explicitly. However, a spacetime that permits CTCs will present Cauchy horizons, and in principle an observer can in a finite time verify whether a Turing Lawrence Crowellhttps://www.blogger.com/profile/12090839464038445335noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-74880037816176914842020-03-18T21:05:38.677-04:002020-03-18T21:05:38.677-04:00HELP! HELP! HELP!!!
https://en.wikipedia.org/wi...HELP! HELP! HELP!!!<br /><br />https://en.wikipedia.org/wiki/Superdeterminism<br /><br />So many wrong things I wouldn't know where start!!!<br /><br /><br /><br /><br /><br /><br />(In a delightful family off-topic, right in the first few minutes of "The Plot Against America" the other day, on the lines "Apartments?" and the answer from the husband "Single family Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-53417371780517345882020-03-16T18:22:54.457-04:002020-03-16T18:22:54.457-04:00Sabine,
In the Nautilus article you say "The...Sabine,<br /><br />In the Nautilus article you say "Therefore, we do not believe that probing smaller and smaller distances with bigger and bigger particle accelerators will help solve the still-open fundamental questions." Do you have suggestions on where to look (CMB correlations, superfluid/BEC dynamics, ...) or do we need more theoretical work first?Scott Wilburnhttps://www.blogger.com/profile/11830418437218464294noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-25274251570782413192020-03-16T16:15:14.657-04:002020-03-16T16:15:14.657-04:00There was a second part/conclusion to this and it ...There was a second part/conclusion to this and it didn't enter:<br /><br /><br />(Prime automaton data doesn’t move, is already classical in the physical sense and has way superior complexity class than binary code and SE Code.)<br /><br /><br />The model is built on the binary number base and can be neither larger nor smaller than it in physical size. Yet, the classes of complexity are Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-2936545316399231242020-03-16T14:23:05.481-04:002020-03-16T14:23:05.481-04:00If Superdeterminism leads to less random/more pred...If Superdeterminism leads to less random/more predictable experimental outcomes than seen in standard QM, due to the action of hidden variables postulated in this model, then perhaps this could be a factor in unusual premonitory dreams that seem to defy statistical odds. The idea here is that the subconscious ‘mind’ of a human, animal, or maybe even a microbe, is somehow privy to information David Schroederhttps://www.blogger.com/profile/18048116250413347228noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-23209373001132132572020-03-16T12:22:43.941-04:002020-03-16T12:22:43.941-04:00Lawrence Crowell write:
"The answer to an un...Lawrence Crowell write:<br /><br />"The answer to an undecidable problem could come from a time machine if one sends the results back in time to yourself later."<br /><br />You still have to verify the answer; if you don't, then there is nothing to ensure that your "answer" isn't just random garbage. And if you get an answer from the future saying that program P does Kevin S. Van Hornhttps://www.blogger.com/profile/07591228017757297031noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-4968907102667804442020-03-16T09:39:48.640-04:002020-03-16T09:39:48.640-04:00Speaking of hypercomputation, I am running in the ...Speaking of hypercomputation, I am running in the very other direction.<br /><br />This is the SE Code, minimal freedom state space system, therefore minimal computational requirements. If another more minimal-freedom state space exists, I will gladly correct and amend. At this point, I suspect it doesn’t.<br /><br />1 moves right, 0 moves left, if they meet they <b>S</b>top forever. If they Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-16957288802180261302020-03-16T09:26:05.923-04:002020-03-16T09:26:05.923-04:00(Dr., if you don't really like the next post f...(Dr., if you don't really like the next post feel free to get rid of it.)Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-18864136685627699212020-03-16T08:46:36.964-04:002020-03-16T08:46:36.964-04:00One last comment ... you say that you don't ha...One last comment ... you say that you don't have to worry about no-go theorems because they all assume statistical independence. This is probably because nobody even thought of trying to prove no-go theorems that don't assume statistical independence. You might start thinking about that ... I think it's quite likely that such no-go theorems exist, and might be able to narrow down the Peter Shorhttps://www.blogger.com/profile/13823970640202949073noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-34402183105523658752020-03-15T20:24:52.989-04:002020-03-15T20:24:52.989-04:00There might be a way to produce the effects of sup...There might be a way to produce the effects of superdeterminism without invoking determinism at all. Start with a block universe and suppose that one would like to construct a copy of that block universe. (Obviously hypothetical, but what the heck?) Superdeterminism would only require some arbitrary subset and the rest of the universe is "determined". But we could also ask, where would Rick Lubbockhttps://www.blogger.com/profile/01070357751075383393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-2232377687685433472020-03-15T19:49:19.235-04:002020-03-15T19:49:19.235-04:00Once again you impress me with a link, thanks, Thr...Once again you impress me with a link, thanks, Thrift! Chances are it (and t'Hooft) are way out of my league, but it resonates with me in the parts I understand. I will take my time reading and enjoying it.Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-32673469599545136122020-03-15T13:13:29.757-04:002020-03-15T13:13:29.757-04:00guessing it should have been "expect"guessing it should have been "expect"Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-2464398311708278262020-03-15T10:57:24.022-04:002020-03-15T10:57:24.022-04:00Totally off topic...
Your name is popping up ever...Totally off topic...<br /><br />Your name is popping up everywhere!<br /><br />https://mindmatters.ai/2020/03/meet-the-serious-panpsychists/Greg Feildhttps://www.blogger.com/profile/11893021846714172269noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-177723825920628412020-03-15T10:49:31.568-04:002020-03-15T10:49:31.568-04:00I noticed in reading (the superdeterminist) The Ce...I noticed in reading (the superdeterminist) The Cellular Automaton Interpretation of Quantum Mechanics, Gerard 't Hooft, arXiv:1405.1548,<br /><br />"In adopting the CAI, we except the idea that all events in this universe are highly correlated, but in a way that we cannot exploit in practice. It would be fair to say that these features still carry a sense of mystery that needs to be Philip Thrifthttps://www.blogger.com/profile/03021615111948806998noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-45163415052385483272020-03-15T08:20:01.245-04:002020-03-15T08:20:01.245-04:00Peter,
"I thought that at least part of λ wa...Peter,<br /><br /><i>"I thought that at least part of λ was unobservable because otherwise you run into problems with Bell's theorem and non-locality. But on reflection, I think maybe all these say is that λ has to be locally unobservable."</i><br /><br />I don't know what you mean by that, sorry. What does it mean for something to be "locally observable". Is any Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-7345726299761464862020-03-15T08:11:27.370-04:002020-03-15T08:11:27.370-04:00Sabine,
I think I now understand what you're ...Sabine,<br /><br />I think I now understand what you're doing with superdeterminism.<br /><br />I thought that at least part of λ was unobservable because otherwise you run into problems with Bell's theorem and non-locality. But on reflection, I think maybe all these say is that λ has to be <i>locally</i> unobservable.<br /><br />But if λ is completely observable by local measurements, I Peter Shorhttps://www.blogger.com/profile/13823970640202949073noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-78664536425582318782020-03-15T06:29:13.161-04:002020-03-15T06:29:13.161-04:00Superdeterminism has characteristics very similar ...Superdeterminism has characteristics very similar to hypercomputation. A hyper-Turing machine is one able to circumvent the restrictions of the Gödel-Turing uncomputability limit. A sort of Zeno machine may illustrate this. If I were to flip a switch at one second, then flip again at ½ second, then flip again at ¼ second and so forth, what is the state of the switch after 2 seconds? Well the Lawrence Crowellhttps://www.blogger.com/profile/12090839464038445335noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-85901282960162130562020-03-15T04:44:00.863-04:002020-03-15T04:44:00.863-04:00Keeping it as 12 year-old simple as possible: tha...Keeping it as 12 year-old simple as possible: that •is• my educational level, I don’t do “sophistication”, I just can’t •afford• it.<br /><br />(Am establishing future ground for yet another model and know where this is going.)<br /><br />A few interesting things about the prime automaton as state space:<br /><br />It’s physical, not material.<br /><br />It is an algorithm that doesn’t make Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-77067565055803839332020-03-14T19:54:39.359-04:002020-03-14T19:54:39.359-04:00Philip, that is gorgeous! Great find!
Same lines...Philip, that is gorgeous! Great find!<br /><br />Same lines of computational-field thought as Sabine's paper on applicability of certain types of metamaths to Physics!Ivan from Unionhttps://www.blogger.com/profile/05003869700062817289noreply@blogger.com