tag:blogger.com,1999:blog-22973357.post5990000029050551597..comments2023-09-27T07:44:19.769-04:00Comments on Sabine Hossenfelder: Backreaction: Whatshallmacallit?Sabine Hossenfelderhttp://www.blogger.com/profile/06151209308084588985noreply@blogger.comBlogger109125tag:blogger.com,1999:blog-22973357.post-18702261160506140852009-12-18T12:42:08.725-05:002009-12-18T12:42:08.725-05:00I did a more careful comparison of the theoretical...I did a more careful comparison of the theoretically "predicted" masses and the empirically measured mass values for 11 of the most well-known particles. <br /><br />The retrodictive agreement ranges from 94% to 99.9%, with an average agreement of 97.1% <br /><br />For a 1st approximation test with the Kerr solution that is probably as good as it gets. When the full Kerr-Newman solutionAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-87495859250560198812009-12-18T01:06:57.864-05:002009-12-18T01:06:57.864-05:00Plato,
I am not going for the Miss Congeniality P...Plato,<br /><br />I am not going for the Miss Congeniality Prize.<br /><br />How things look depend on your reference frame.<br /><br />You have never seen how things look from my reference frame, and you may not have that capacity.<br /><br />The reverse is probably true also.<br />-----------------------------<br /><br />ANON: I don't know how the read cyrilic or whatever that other messageAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-65149605378473635142009-12-17T18:15:29.781-05:002009-12-17T18:15:29.781-05:00RLO, ты заебал уже тут всех! Пойди расслабься!RLO, ты заебал уже тут всех! Пойди расслабься!Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-73230060725133724732009-12-17T14:01:23.405-05:002009-12-17T14:01:23.405-05:00Oh and one more.
The Cosmological ParametersOh and one more.<br /><br /><a href="http://backreaction.blogspot.com/2007/12/cosmological-parameters.html" title="By Stefan and Bee on Friday, December 21, 2007" rel="nofollow">The Cosmological Parameters </a>PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-25422886580638733562009-12-17T13:55:45.536-05:002009-12-17T13:55:45.536-05:00Hi Robert,
Your contempt is not very appealing:) ...Hi Robert,<br /><br />Your contempt is not very appealing:) <br /><br /><a href="http://4.bp.blogspot.com/_cldxKGOzgeM/R-dBSllQbZI/AAAAAAAAA2Y/ogvVOOCsHi4/s1600-h/wmap+Reveals+fullsky.jpg" title="Neutrinos used to be a larger fraction of the energy of the universe than they are now. " rel="nofollow">WMAP cosmic microwave fluctuations over the full sky with 5 years of data. WMAP cosmic microwave PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-1421156454040604732009-12-17T13:31:47.258-05:002009-12-17T13:31:47.258-05:00Hi Plato,
Take a look at this and see how science...Hi Plato,<br /><br />Take a look at this and see how science is done. And I mean the real kind of scientific discovery, not mouthing something some prof. told you, or reciting from a book by some short-hitter like Kaku , Carroll and Davies.<br />---------------------<br /><br />The problem set up yesterday has been taken one step further and has a much improved set of solutions.<br /><br />We Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-25501378739584801802009-12-17T01:47:56.129-05:002009-12-17T01:47:56.129-05:00Hi Robert,
and unto you forlorn...
"Rage, r...Hi Robert,<br /><br />and unto you forlorn...<br /><br />"Rage, rage against the dying of the light”.:)<br /><br />Best,PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-84993442617542606152009-12-16T23:35:42.451-05:002009-12-16T23:35:42.451-05:00Hello Anonymous,
But you err when you say that Di...Hello Anonymous,<br /><br />But you err when you say that Discrete Scale Relativity does not recover General Relativity as an approximation valid within apropriate limits, just as in the case of General Relativity and Special Relativity. Get a grip on reality, man!<br /><br /><br />Hi Plato,<br /><br />Your tangled logic is always a source of mirth. "Do not gently into that good night"<Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-42948829631818117322009-12-16T21:21:44.060-05:002009-12-16T21:21:44.060-05:00So much for your pseudoscience Robert.
While Stri...So much for <a href="http://eskesthai.blogspot.com/2009/12/so-what-about-missing-energy.html" title="So what about the Missing Energy? " rel="nofollow">your pseudoscience</a> Robert.<br /><br />While String theorists may seem apart from the Quantum Gravity group at the PI institution they are to me, the "overseers of this topic." <br /><br />Lee might have contended that the valleys PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-84210967907083846842009-12-16T19:15:16.032-05:002009-12-16T19:15:16.032-05:00Constructions that fail to reproduce Einstein'...Constructions that fail to reproduce Einstein's equations should not be called gravity.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-44037523330927484962009-12-15T11:35:22.322-05:002009-12-15T11:35:22.322-05:00Obviously people at this blog would rather talk en...Obviously people at this blog would rather talk endlessly and unproductively about sexual politics than use their minds and empirical evidence to consider new ideas about gravitation in the subatomic realm.<br /><br />Same as it ever was,<br />General Omar WindbottomAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-36510298678400679432009-12-10T13:30:58.904-05:002009-12-10T13:30:58.904-05:00I think it is very possible that Quantum Gravity i...I think it is very possible that Quantum Gravity is a solved problem.<br /><br />Basic theory: arxiv physics/0701132<br /><br />Proof of Concept Retrodictions: arxiv astro-ph/0701006<br /><br />Definitive tests are underway, initial supportive empirical results: arxiv astro-ph/0002363<br /><br />Basically, GR at stellar scale, GR at atomic scale, GR at subatomic scale. Key change is questioning Robert L. Oldershawhttps://www.blogger.com/profile/15396555790655312393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-77612663700900062622009-12-10T04:25:33.892-05:002009-12-10T04:25:33.892-05:00Background Independent Quantum Gravity ?Background Independent Quantum Gravity ?Nirmalyahttps://www.blogger.com/profile/00482736027241310182noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-74817891200594788102009-12-10T00:14:23.037-05:002009-12-10T00:14:23.037-05:00First rule of academia:
NEVER admit you are wrong...First rule of academia: <br />NEVER admit you are wrong.<br /><br />To demonstrate my lack of academic bona fides, I hereby admit that my Old Testament rant this morning was a bit much, even for me.<br /><br />There is an issue that deserves attention, however.<br /><br />If one checks out all the theoretical physics papers submitted to arxiv each day, and I do, then you know that it is several Robert L. Oldershawhttps://www.blogger.com/profile/15396555790655312393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-26608167047301112852009-12-09T13:11:24.829-05:002009-12-09T13:11:24.829-05:00Robert:
"They are people with a calling who ...Robert:<br /><br /><i>"They are people with a calling who are driven by a passion for figuring things out and/or creating things. They would perservere in their quest no matter what the situation "</i><br /><br />Indeed, and that's why, despite the effort it takes to write grant proposals the dedicated scientists who love their job are still dedicated scientists and working on Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-18135936397648849732009-12-09T12:20:27.935-05:002009-12-09T12:20:27.935-05:00Sigh, such a slow study!
The really innovative pe...Sigh, such a slow study!<br /><br />The really innovative people do not waste time with grant writing and other careerist encumberments.<br /><br />They are people with a calling who are driven by a passion for figuring things out and/or creating things. They would perservere in their quest no matter what the situation [well, unless the government forces them to work the rice paddies, but even Robert L. Oldershawhttps://www.blogger.com/profile/15396555790655312393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-16651029100732620932009-12-09T10:34:53.686-05:002009-12-09T10:34:53.686-05:00Anonymous: You write
"Quantum gravity in gen...Anonymous: You write<br /><br />"Quantum gravity in general will most likely never be tested exactly. Brief outlines from cosmological and other experiments can falsify some claims, but in general you won't ever be able to pin things down exactly, "<br /><br />The same can be said about every theory. What you mean to say, I think, is that the precision to which quantum gravity can Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-81368150221270669752009-12-09T09:19:56.847-05:002009-12-09T09:19:56.847-05:00Yes. The sad truth is actually that many people su...Yes. The sad truth is actually that many people submit proposals for topics they have already almost finished, so it is very predictable what the outcome will be. As you can easily guess, this creates somewhat of a chicken and egg problem. Best,<br /><br />B.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-68146445890052319482009-12-09T09:15:32.368-05:002009-12-09T09:15:32.368-05:00Good points, Bee.
"It is bad enough funding ...Good points, Bee.<br /><br />"It is bad enough funding agencies want a three year plan to begin with because one just can't do this in theoretical physics. You might have an idea, look into it, and find after a month it doesn't work."<br /><br />Yes, but I sometimes get the impression that government funding agencies love paperwork to the point that one wonders if they don'tSteven Colyerhttps://www.blogger.com/profile/10435759210177642257noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-33497040034429739872009-12-09T02:35:40.330-05:002009-12-09T02:35:40.330-05:00Robert: You suggestion is a sure way to stifle inn...Robert: You suggestion is a sure way to stifle innovation. It is bad enough funding agencies want a three year plan to begin with because one just can't do this in theoretical physics. You might have an idea, look into it, and find after a month it doesn't work. There goes your three year plan. If you require people in advance to know how a model that they haven't even worked out Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-75291813985856559662009-12-09T01:07:54.367-05:002009-12-09T01:07:54.367-05:00Female physicist fantasy ... what?! I'm marrie...Female physicist fantasy ... what?! I'm married to a female scientist, I don't have to fantasize.<br /><br />But if I did, it would be Marie Curie. :-)<br /><br />OK then, back on topic (and thanks for the links, RLO, anyone can call up your site by clicking on your name):<br /><br />Has it occurred to anyone that separating String Theory as a group from Quantum Gravity as a group just Steven Colyerhttps://www.blogger.com/profile/10435759210177642257noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-69232467690413131152009-12-09T00:19:52.636-05:002009-12-09T00:19:52.636-05:00Steve,
You said you would look at my website, but...Steve,<br /><br />You said you would look at my website, but obviously you have not kept your word.<br /><br />Grants received = 0<br />Salary received = 0<br />Freedom = max![priceless!]<br /><br />For definitive predictions, see<br /><br />1. Astrophysical Journal 322, 34-36, 1987 [main definitive prediction, and perhaps the most definitive set of physics predictions made since the 1940s].<br /Robert L. Oldershawhttps://www.blogger.com/profile/15396555790655312393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-17183784449444307382009-12-08T23:48:29.420-05:002009-12-08T23:48:29.420-05:00@ Anonymous - I was under the impression it's ...@ Anonymous - I was under the impression it's easier to prove a theory than falsify it. In any event, Vafa et. al. claim to have "proved" Hawking radiation via string theory, or at least others have regarded their mathematics as proof. I'm very skeptical, but listening. Your points re Quantum Gravity NEVER being provable will not be received well by string theorists. I'm Steven Colyerhttps://www.blogger.com/profile/10435759210177642257noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-91664051721274703622009-12-08T13:10:57.196-05:002009-12-08T13:10:57.196-05:00Imagine making a "definitive prediction"...Imagine making a "definitive prediction" concerning a microscopic theory?:)PlatoHagelhttps://www.blogger.com/profile/00849253658526056393noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-20747085194649577232009-12-08T12:47:38.393-05:002009-12-08T12:47:38.393-05:00Dr. H,
The "track record" was specifica...Dr. H,<br /><br />The "track record" was specifically linked to the making of definitive predictions, not to making big [or small] discoveries.<br /><br />Basically, funding agencies should all have a specific section in their grant applications entitled: Definitive Predictions. In it the potential grantee should be required to "show exactly how their proposed idea, model, theory, Robert L. Oldershawhttps://www.blogger.com/profile/15396555790655312393noreply@blogger.com