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From: Pentcho Valev on 11 Jul 2010 02:21 http://www.scientificamerican.com/article.cfm?id=is-time-an-illusion Craig Callender (another influential philosopher of science) in SCIENTIFIC AMERICAN: "Einstein mounted the next assault by doing away with the idea of absolute simultaneity. According to his special theory of relativity, what events are happening at the same time depends on how fast you are going. The true arena of events is not time or space, but their union: spacetime. Two observers moving at different velocities disagree on when and where an event occurs, but they agree on its spacetime location. Space and time are secondary concepts that, as mathematician Hermann Minkowski, who had been one of Einstein's university professors, famously declared, "are doomed to fade away into mere shadows." And things only get worse in 1915 with Einstein's general theory of relativity, which extends special relativity to situations where the force of gravity operates. Gravity distorts time, so that a second's passage here may not mean the same thing as a second's passage there. Only in rare cases is it possible to synchronize clocks and have them stay synchronized, even in principle. You cannot generally think of the world as unfolding, tick by tick, according to a single time parameter. In extreme situations, the world might not be carvable into instants of time at all. It then becomes impossible to say that an event happened before or after another." Clearly Callender rejects "the passage of time is an illusion", this absurd consequence of Einstein's 1905 false light postulate, but if asked: Is Einstein's 1905 light postulate false? Callender would certainly reply "No!". George Orwell explains this behaviour so typical of Einsteinians: http://www.liferesearchuniversal.com/1984-17.html#seventeen George Orwell: "Doublethink means the power of holding two contradictory beliefs in one's mind simultaneously, and accepting both of them. The Party intellectual knows in which direction his memories must be altered; he therefore knows that he is playing tricks with reality; but by the exercise of doublethink he also satisfies himself that reality is not violated. The process has to be conscious, or it would not be carried out with sufficient precision, but it also has to be unconscious, or it would bring with it a feeling of falsity and hence of guilt. Doublethink lies at the very heart of Ingsoc, since the essential act of the Party is to use conscious deception while retaining the firmness of purpose that goes with complete honesty. To tell deliberate lies while genuinely believing in them, to forget any fact that has become inconvenient, and then, when it becomes necessary again, to draw it back from oblivion for just so long as it is needed, to deny the existence of objective reality and all the while to take account of the reality which one denies - all this is indispensably necessary. Even in using the word doublethink it is necessary to exercise doublethink. For by using the word one admits that one is tampering with reality; by a fresh act of doublethink one erases this knowledge ; and so on indefinitely, with the lie always one leap ahead of the truth. (...) It need hardly be said that the subtlest practitioners of doublethink are those who invented doublethink and know that it is a vast system of mental cheating. In our society, those who have the best knowledge of what is happening are also those who are furthest from seeing the world as it is. In general, the greater the understanding, the greater the delusion ; the more intelligent, the less sane." Pentcho Valev wrote: For a century Einsteinians have been procrusteanizing their and innocent people's minds into conformity with "time dilation" or, generally, "the passage of time is an illusion" - the most schizophrenic consequence of Einstein's 1905 false light postulate: http://www.nytimes.com/2004/01/01/opinion/the-time-we-thought-we-knew.html Brian Greene: "In the early part of the 20th century, however, Albert Einstein saw through nature's Newtonian facade and revealed that the passage of time depends on circumstance and environment. He showed that the wristwatches worn by two individuals moving relative to one another, or experiencing different gravitational fields, tick off time at different rates. The passage of time, according to Einstein, is in the eye of the beholder. (...) Rudolf Carnap, the philosopher, recounts Einstein's telling him that ''the experience of the now means something special for man, something essentially different from the past and the future, but this important difference does not and cannot occur within physics.'' And later, in a condolence letter to the widow of Michele Besso, his longtime friend and fellow physicist, Einstein wrote: ''In quitting this strange world he has once again preceded me by just a little. That doesn't mean anything. For we convinced physicists the distinction between past, present, and future is only an illusion, however persistent.'' (...) Now, however, modern physics' notion of time is clearly at odds with the one most of us have internalized. Einstein greeted the failure of science to confirm the familiar experience of time with ''painful but inevitable resignation.'' The developments since his era have only widened the disparity between common experience and scientific knowledge. Most physicists cope with this disparity by compartmentalizing: there's time as understood scientifically, and then there's time as experienced intuitively. For decades, I've struggled to bring my experience closer to my understanding. In my everyday routines, I delight in what I know is the individual's power, however imperceptible, to affect time's passage. In my mind's eye, I often conjure a kaleidoscopic image of time in which, with every step, I further fracture Newton's pristine and uniform conception. And in moments of loss I've taken comfort from the knowledge that all events exist eternally in the expanse of space and time, with the partition into past, present and future being a useful but subjective organization." http://www.evene.fr/celebre/actualite/2005-annee-einstein-114.php "Les articles parus en 1905 dans la revue 'Annalen der Physik' révolutionnent non seulement le petit monde de la physique, mais aussi la perception commune de grands concepts tels que le temps, l'espace ou la matière. Enfin...ils auraient dû... car si les théories einsteiniennes sont aujourd'hui admises et célébrées partout dans le monde scientifique, si une grande partie de la recherche fondamentale a pour objectif de les développer, le commun des mortels continue cependant à parler du temps, de l'espace, et de la matière comme il le faisait au XIXème siècle. C'est ce que déplore Thibault Damour, physicien et auteur d'un ouvrage passionnant intitulé 'Si Einstein m'était conté', dans lequel il dresse un portrait scientifique du prix Nobel. "Loin d'avoir été assimilées par tout un chacun", écrit-il, "les révolutions einsteiniennes sont simplement ignorées." Car les découvertes dont on parle dépassent de très loin - comme souvent - les préoccupations purement scentifiques. Il est, de fait, encore extrêmement complexe et ardu de comprendre la notion de temps non pas comme un flux, un absolu, mais comme un relatif, pouvant ralentir selon la vitesse de l'observateur." Fortunately, the influential philosopher of science John Norton has found it profitable to launch a campaign against the schizophreny: http://www.newscientist.com/article/mg20026831.500-what-makes-the-universe-tick.html "General relativity knits together space, time and gravity. Confounding all common sense, how time passes in Einstein's universe depends on what you are doing and where you are. Clocks run faster when the pull of gravity is weaker, so if you live up a skyscraper you age ever so slightly faster than you would if you lived on the ground floor, where Earth's gravitational tug is stronger. "General relativity completely changed our understanding of time," says Carlo Rovelli, a theoretical physicist at the University of the Mediterranean in Marseille, France. (...) It is still not clear who is right, says John Norton, a philosopher based at the University of Pittsburgh, Pennsylvania. Norton is hesitant to express it, but his instinct - and the consensus in physics - seems to be that space and time exist on their own. The trouble with this idea, though, is that it doesn't sit well with relativity, which describes space-time as a malleable fabric whose geometry can be changed by the gravity of stars, planets and matter." http://www.pitt.edu/~jdnorton/Goodies/passage/index.html John Norton: "A common belief among philosophers of physics is that the passage of time of ordinary experience is merely an illusion. The idea is seductive since it explains away the awkward fact that our best physical theories of space and time have yet to capture this passage. I urge that we should resist the idea. We know what illusions are like and how to detect them. Passage exhibits no sign of being an illusion....Following from the work of Einstein, Minkowski and many more, physics has given a wonderfully powerful conception of space and time. Relativity theory, in its most perspicacious form, melds space and time together to form a four-dimensional spacetime. The study of motion in space and and all other processes that unfold in them merely reduce to the study of an odd sort of geometry that prevails in spacetime. In many ways, time turns out to be just like space. In this spacetime geometry, there are differences between space and time. But a difference that somehow captures the passage of time is not to be found. There is no passage of time. There are temporal orderings. We can identify earlier and later stages of temporal processes and everything in between. What we cannot find is a passing of those stages that recapitulates the presentation of the successive moments to our consciousness, all centered on the one preferred moment of "now." At first, that seems like an extraordinary lacuna. It is, it would seem, a failure of our best physical theories of time to capture one of time's most important properties. However the longer one works with the physics, the less worrisome it becomes. (...) I was, I confess, a happy and contented believer that passage is an illusion. It did bother me a little that we seemed to have no idea of just how the news of the moments of time gets to be rationed to consciousness in such rigid doses. (...) Now consider the passage of time. Is there a comparable reason in the known physics of space and time to dismiss it as an illusion? I know of none. The only stimulus is a negative one. We don't find passage in our present theories and we would like to preserve the vanity that our physical theories of time have captured all the important facts of time. So we protect our vanity by the stratagem of dismissing passage as an illusion." Yet more honesty is needed - John Norton should openly declare that "the passage of time is an illusion" is a consequence of Einstein's 1905 false light postulate. Pentcho Valev pvalev(a)yahoo.com
From: spudnik on 12 Jul 2010 14:58 sorry; I'm going to stop saying, thence he died, and abuzing my time with this monolog. thanks for all fish! I'm just saying, go jumpt into a pool of spacetime, or timespace, as long as it's deep! > read more »... thus&so: yeah, but are the glasses, 3d, or the clocks -- or neither or both? > ... so, I said, "Hey, Einstein, space and time are made of rubber! > "Just kidding, dood." > I am, however, not implying that he was a surfer, but > he did know the canonical surfer's value ... of pi. thus&so: it's just his bot, as far as I can tell, without researching it ... googoling would be way too much positive feedback, and that's unpositively moderate anyway, what difference between lightwaves and rocks o'light, vis-a-vu the curvature of space (as was uncovered by You now who & you know whO-oo, in the 18th and BCE centuries (or 2nd and Minus Oneth millenia ?-) also, don't forget the ... well, their are a few of them! > If colleagues know, what good? thus&so: .... time, considered to be perpendicular to all of the three spatial directions; at least, in some abstract sense. anyway, I invented the terminology; so ,there.... um, perpendicular Universes: --BP's cap™ call of brokers the group! association http://tarpley.net
From: Pentcho Valev on 22 Jul 2010 01:00 When it comes to destruction of human rationality, Einsteinians know no limits: http://www.physorg.com/news198948917.html "The possibility of going back in time only to kill your ancestors and prevent your own birth has posed a serious problem for potential time travelers, not even considering the technical details of building a time machine. But a new theory proposed by physicists at MIT suggests that this grandfather paradox could be avoided by using quantum teleportation and "post-selecting" what a time traveler could and could not do. So while murdering one's relatives is unfortunately possible in the present time, such actions would be strictly forbidden if you were to try them during a trip to the past." http://arxiv.org/PS_cache/arxiv/pdf/1007/1007.2615v2.pdf "Einstein's theory of general relativity allows the existence of closed timelike curves, paths through spacetime that, if followed, allow a time traveler - whether human being or elementary particle - to interact with her former self." Is there any hope for science? Pentcho Valev wrote: For a century Einsteinians have been procrusteanizing their and innocent people's minds into conformity with "time dilation" or, generally, "the passage of time is an illusion" - the most schizophrenic consequence of Einstein's 1905 false light postulate: http://www.nytimes.com/2004/01/01/opinion/the-time-we-thought-we-knew.html Brian Greene: "In the early part of the 20th century, however, Albert Einstein saw through nature's Newtonian facade and revealed that the passage of time depends on circumstance and environment. He showed that the wristwatches worn by two individuals moving relative to one another, or experiencing different gravitational fields, tick off time at different rates. The passage of time, according to Einstein, is in the eye of the beholder. (...) Rudolf Carnap, the philosopher, recounts Einstein's telling him that ''the experience of the now means something special for man, something essentially different from the past and the future, but this important difference does not and cannot occur within physics.'' And later, in a condolence letter to the widow of Michele Besso, his longtime friend and fellow physicist, Einstein wrote: ''In quitting this strange world he has once again preceded me by just a little. That doesn't mean anything. For we convinced physicists the distinction between past, present, and future is only an illusion, however persistent.'' (...) Now, however, modern physics' notion of time is clearly at odds with the one most of us have internalized. Einstein greeted the failure of science to confirm the familiar experience of time with ''painful but inevitable resignation.'' The developments since his era have only widened the disparity between common experience and scientific knowledge. Most physicists cope with this disparity by compartmentalizing: there's time as understood scientifically, and then there's time as experienced intuitively. For decades, I've struggled to bring my experience closer to my understanding. In my everyday routines, I delight in what I know is the individual's power, however imperceptible, to affect time's passage. In my mind's eye, I often conjure a kaleidoscopic image of time in which, with every step, I further fracture Newton's pristine and uniform conception. And in moments of loss I've taken comfort from the knowledge that all events exist eternally in the expanse of space and time, with the partition into past, present and future being a useful but subjective organization." http://www.evene.fr/celebre/actualite/2005-annee-einstein-114.php "Les articles parus en 1905 dans la revue 'Annalen der Physik' révolutionnent non seulement le petit monde de la physique, mais aussi la perception commune de grands concepts tels que le temps, l'espace ou la matière. Enfin...ils auraient dû... car si les théories einsteiniennes sont aujourd'hui admises et célébrées partout dans le monde scientifique, si une grande partie de la recherche fondamentale a pour objectif de les développer, le commun des mortels continue cependant à parler du temps, de l'espace, et de la matière comme il le faisait au XIXème siècle. C'est ce que déplore Thibault Damour, physicien et auteur d'un ouvrage passionnant intitulé 'Si Einstein m'était conté', dans lequel il dresse un portrait scientifique du prix Nobel. "Loin d'avoir été assimilées par tout un chacun", écrit-il, "les révolutions einsteiniennes sont simplement ignorées." Car les découvertes dont on parle dépassent de très loin - comme souvent - les préoccupations purement scentifiques. Il est, de fait, encore extrêmement complexe et ardu de comprendre la notion de temps non pas comme un flux, un absolu, mais comme un relatif, pouvant ralentir selon la vitesse de l'observateur." Fortunately, the influential philosopher of science John Norton has found it profitable to launch a campaign against the schizophreny: http://www.newscientist.com/article/mg20026831.500-what-makes-the-universe-tick.html "General relativity knits together space, time and gravity. Confounding all common sense, how time passes in Einstein's universe depends on what you are doing and where you are. Clocks run faster when the pull of gravity is weaker, so if you live up a skyscraper you age ever so slightly faster than you would if you lived on the ground floor, where Earth's gravitational tug is stronger. "General relativity completely changed our understanding of time," says Carlo Rovelli, a theoretical physicist at the University of the Mediterranean in Marseille, France. (...) It is still not clear who is right, says John Norton, a philosopher based at the University of Pittsburgh, Pennsylvania. Norton is hesitant to express it, but his instinct - and the consensus in physics - seems to be that space and time exist on their own. The trouble with this idea, though, is that it doesn't sit well with relativity, which describes space-time as a malleable fabric whose geometry can be changed by the gravity of stars, planets and matter." http://www.pitt.edu/~jdnorton/Goodies/passage/index.html John Norton: "A common belief among philosophers of physics is that the passage of time of ordinary experience is merely an illusion. The idea is seductive since it explains away the awkward fact that our best physical theories of space and time have yet to capture this passage. I urge that we should resist the idea. We know what illusions are like and how to detect them. Passage exhibits no sign of being an illusion....Following from the work of Einstein, Minkowski and many more, physics has given a wonderfully powerful conception of space and time. Relativity theory, in its most perspicacious form, melds space and time together to form a four-dimensional spacetime. The study of motion in space and and all other processes that unfold in them merely reduce to the study of an odd sort of geometry that prevails in spacetime. In many ways, time turns out to be just like space. In this spacetime geometry, there are differences between space and time. But a difference that somehow captures the passage of time is not to be found. There is no passage of time. There are temporal orderings. We can identify earlier and later stages of temporal processes and everything in between. What we cannot find is a passing of those stages that recapitulates the presentation of the successive moments to our consciousness, all centered on the one preferred moment of "now." At first, that seems like an extraordinary lacuna. It is, it would seem, a failure of our best physical theories of time to capture one of time's most important properties. However the longer one works with the physics, the less worrisome it becomes. (...) I was, I confess, a happy and contented believer that passage is an illusion. It did bother me a little that we seemed to have no idea of just how the news of the moments of time gets to be rationed to consciousness in such rigid doses. (...) Now consider the passage of time. Is there a comparable reason in the known physics of space and time to dismiss it as an illusion? I know of none. The only stimulus is a negative one. We don't find passage in our present theories and we would like to preserve the vanity that our physical theories of time have captured all the important facts of time. So we protect our vanity by the stratagem of dismissing passage as an illusion." Yet more honesty is needed - John Norton should openly declare that "the passage of time is an illusion" is a consequence of Einstein's 1905 false light postulate. Pentcho Valev pvalev(a)yahoo.com
From: Nam Nguyen on 22 Jul 2010 01:33
Pentcho Valev wrote: > When it comes to destruction of human rationality, Einsteinians know > no limits: No. It's the reality, not Einstein, that destroys (human) "rationality". -- --------------------------------------------------- Time passes, there is no way we can hold it back. Why, then, do thoughts linger long after everything else is gone? Ryokan --------------------------------------------------- |