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| Tags: limitations, mathematics, physics |
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#2
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Oidua wrote:
The Limitations of Mathematics in Physics "Great spirits have always encountered violent oppositions from mediocre minds." - A. Einstein The present philosophy in theoretical physics is to search for mathematical relationships that predict experimental results that are then used to verify the validity of the mathematics in defining our physical Universe, from the microcosmic to the macrocosmic. The philosophy was expressed succinctly by Dr. Hawking in Scientific American when he stated that he didn't care about "reality" because he didn't know what "reality" was, all that he cared about was whether the mathematics correctly predicted the results of experiment. Unfortunately, requiring that the results of observation and of mathematics be in agreement is NECESSARY BUT NOT SUFFICIENT in our study of the Universe around us. You must state the goals of your study before denying sufficiency. It is *sufficient* for prediction i.e. extrapolation of past behavior into the future. It may not be sufficient to satisfy a person's asthetic sense, or emotional need to believe he "really knows what is underneath it all". But this knowledge must come down to faith as it by definition extends beyond what can be empirically confirmed. It is metaphysics as in "beyond physics". Play that game if you enjoy it but don't try to call it *physics*. As a research tool, mathematics suffers from two basic limitations: A:- It is a linear logic process rather than an area logic process. Any error along the line of logic being used can easily propagate throughout the remaining logic chain without giving warning of its presence. But an error along the line of logic means you've stepped outside the mathematics into random noise. It is not a flaw or limit to mathematic rather a flaw in someone attempting mathematical deduction. I would rather say that the limitation of mathematics is that it can only rewrite your axioms and definitions in different form. It cannot say anything about anything by itself. (A solution using an area logic process, on the other hand, is similar to the solution of a crossword or jigsaw puzzle. You seem to confuse mathematics with the congnative process of mathematicians. Just because one proof is sufficient doesn't many many alternative proofs are not likewise possible in the same standard mathematical system. Mathematicians have long found that alternative chains of deduction for a given theorem is a very good means to assure no mistake in reasoning has occured. But mathematics is just rules to an abstract game. B:- The logic associated with the mathematical treatment of a process can lead to results in regions of the problem domain where another constraint is imposed by Nature. Yes but the whole point of translating scientific phenomena into mathematical language is that one can re-use well tested chains of reasoning. The mathematics is a logic template. Nature doesn't impose constraints on mathematics. To a mathematically trained physicist such a constraint may well go unrecognized because it is not inherent in the mathematics. The existence of such a constraint may render the mathematical conclusions involved useless. If the physicist is properly trained in mathematics he will distinguish mathematical inferences from physical ones. It is the poorly trained speculator in physics who thinks his 'reality model' is anything but a mathematical construct. One would think that rational men would accept that an error had been made in the derivation of the force transformations and search for that error. Instead, it was assumed that the derivation of the Lorentz Transformations for the Forces had to be correct, after all they were derived mathematically. And heaven forbid anyone should pay attention to the predictions instead of their own opinion about the asthetics of their method of construction. Let's worry about whether the scaffolding used to construct a building is as durable as the building needs to be. Regards, James Baugh |
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#3
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Well, let me rephrase this. "I found out that despite all my efforts I
coouldn't learn the mathematics necessary to do physics. Therefore, I am going to declare all mathematics unnecessary." This sort of attitude is absolutely standard on this board. Always has been, at least ever since I rememeber (I started posting to the Usenet in 1985 - at that time newsgroups were naturally idiot-free. The good old days.) Jan Bielawski |
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#4
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"Jan Bielawski" wrote in message ups.com... Well, let me rephrase this. "I found out that despite all my efforts I coouldn't learn the mathematics necessary to do physics. Therefore, I am going to declare all mathematics unnecessary." The trouble is they do not seem to even be aware they do not understand the math. A number claim they understand concepts like Hilbert spaces etc and yet are unable to elucidate even the most basic of facts. The most you get out of them is a cut and paste from a quick internet search - ask them something that can not be easily looked up and they are flummoxed. The usual response is to resort to the old crank standby of ignoring it, claiming you have no idea what you are talking about or like this idiot Heretic simply continue to post the same tripe. This sort of attitude is absolutely standard on this board. Too true. Always has been, at least ever since I rememeber (I started posting to the Usenet in 1985 - at that time newsgroups were naturally idiot-free. The good old days.) I wish I was around then. But hey at least they make life interesting in a weird sort of way. And like Baugh's response the different tacks people take in refuting them makes interesting reading. Thanks Bill Jan Bielawski |
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