On 24 Oct 2012, at 14:31, Stephen P. King wrote:
http://www.frontiersin.org/Perception_Science/10.3389/fpsyg.2012.00390/abstract
Comments?
If verified it might confirms Helmholtz intuition that "perception" is "unconscious anticipation".
It would be the Dt of the Bp & Dt. It is natural with the finding that when we "perceive objects" a big deal of information does not come from the data but from the brains (memories, constructions, gap fillings, ...)
The title and intro leave out the fact that a likely cause -- cited by the highest-quality study -- is the experimental methods. I am curious if any of the experiments attempted to automate both stimulus presentation and data analysis to avoid experimenter effects.
Some comment in your links above seems to confirm this analysis, but I have not really the time to dig deeper.
Bruno
http://iridia.ulb.ac.be/~marchal/
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http://www.frontiersin.org/Perception_Science/10.3389/fpsyg.2012.00390/abstract
Comments?
I do not understand what you are saying here. The compact manifolds are 1090/cc, 1000 Planck-length, 6-d particles in a 3-D space. http://www.scholarpedia.org/article/Calabi-Yau_manifold#Calabi-Yau_manifolds_in_string_theory . How can those 6d dimensions be orthogonal to 3D space? I admit that it is a conjecture that each particle maps the universe instantly. So if you have a means to falsify that conjecture I would like to hear about it. Richard
-- Onward! Stephen
Stephan, The compactified dimensions curl-up into particles that resemble a crystalline structure with some peculiar properties compared to ordinary particles, but nevertheless just particles. What about that do you not understand? Richard
-- Onward! Stephen
2012/10/24 Bruno Marchal <mar...@ulb.ac.be>
On 24 Oct 2012, at 14:31, Stephen P. King wrote:
http://www.frontiersin.org/Perception_Science/10.3389/fpsyg.2012.00390/abstract
Comments?
If verified it might confirms Helmholtz intuition that "perception" is "unconscious anticipation".
It would be the Dt of the Bp & Dt. It is natural with the finding that when we "perceive objects" a big deal of information does not come from the data but from the brains (memories, constructions, gap fillings, ...)
I struggle with the psicho-slang to ascertain what they really said.From some comentaires:The title and intro leave out the fact that a likely cause -- cited by the highest-quality study -- is the experimental methods. I am curious if any of the experiments attempted to automate both stimulus presentation and data analysis to avoid experimenter effects.
It may be a variation of the case of subtle perception of the experimenter intentions by the subjects under test.I remember the case of a Horse that apparently know how to multiply numbers. The horse stopped khocking on the floor when the experimenter moved in a certain way when the number of knocks reached the correct result. The experimenter did not realized that he was sending the signal "enough" to the horse.This may be a more sophisticated case of the same phenomenon. In this case the signal could be "be prepared because we are going to do this or that". Neiter the experimeinte nor the subject of the experiment have to be conscious of that signal. There are a largue number of bad psychological experiments with these flaws. One of the last ones, the subject of these experiment was myself with my otolaryngologist who, to test my audition performance, advised me when I supposedly must hear a weak sound instead of shut up and wait.
Some comment in your links above seems to confirm this analysis, but I have not really the time to dig deeper.
Bruno
http://iridia.ulb.ac.be/~marchal/
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I dont believe that such genuine anticipation is possible, for a simple reason: If for quantum or relativistic means the mind or the brain could genuinely anticipate anything, this would be such a huge advantage, that this hability would be inherited genetically by everyone of us, every human plant, animal with the most accurate precission. because it would be so critical.The fact is the we have no such hability. the most we can do is to simulate it with the available data, gatering as much as possible information from the behaviour, faces etc of other human beings and we process it unconsciously. Most of the time even we are not conscious of how much information we gather.
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Stephan, Since yesterday it occurred to me that you may be thinking of the 10 or more dimensions of string theory as being orthogonal because they were so before the big bang. But the dimensions that curled-up/compactified went out of orthogonality during the big bang according to Cumrun Vafa. I'll look up that reference if you are interested. According to Vafa 2 dimensions compactified for every single space dimension that inflated. In over simplified terms, 2 dimensions (actually in strips of some 10,000 Planck lengths) to be compactified lined up say in the east-west space dimension so that space in an orthogonal direction could expand. So some semblance of orthogonality exists in the compactification process, but it is clear that the compactified dimensions become embedded in 3D space for inflation to occur.
-- Onward! Stephen
Stephan, But you said that you liked my paper which was about how consciousness might arise from the Compact Manifolds if they are enumerable as astronomical observations suggest. Richard.
-- Onward! Stephen
Actually all string theories are based on an n dimensional manifold where n may be anywhere from 9 to 26 or more dimensions plus the assumption that all the dimensions but 3 compactify. I even think of time as a compactified dimension. Not sure if that's consistent with Relativity.
Theories that require collective illusion are not attractive to me.
-- Onward! Stephen
Hi Stephen P. King
Wow ! This connects up with what I have been speculating,
namely that comp or at least some sort of calculation,
can, if not recreate the brainmind, at least simulate what it does.
I need to study more about your theory.
-- Onward! Stephen
Hi Brent, What happens -- or is it even possible -- to collapse the dimensions down to one (which I conjecture might be time), or zero (Platonia or mind).
-- Onward! Stephen
Dear Richard,
From the quote below: "it is expected that the 10-dimensional space-time of string theory is locally the product M4×X of a 4-dimensional Minkowski space M3,1 with a 6-dimensional space X."
This "local product" operation, represented by the 'x' is the act of adding two manifolds, one of 4 dimensions and one of 6 dimensions for a total of 10 dimensions, thus this yields a very different structure from, for example, a 10d Euclidean manifold.
All of the local degrees of freedom are present at every point but the compacted ones are such that any motion (a translational transformation within M^3,1) shifts from one local 6d manifold to another 6d manifold. The 6d compactified manifolds are Planck sized 6d tori 'glued' (using the math of fiber bundles) to each and every point in the M^3,1 space. It is not correct to think of the compacted manifolds (actually they are tori) as "free floating" in a 3,1 dimensional (not 4d for technical reasons as the signature of time is not the same as the signature of the spatial dimensions) manifold. i.e. space-time.
--
On 10/26/2012 4:55 PM, Stephen P. King wrote:Dear Richard,
From the quote below: "it is expected that the 10-dimensional space-time of string theory is locally the product M4×X of a 4-dimensional Minkowski space M3,1 with a 6-dimensional space X."
This "local product" operation, represented by the 'x' is the act of adding two manifolds, one of 4 dimensions and one of 6 dimensions for a total of 10 dimensions, thus this yields a very different structure from, for example, a 10d Euclidean manifold.
All of the local degrees of freedom are present at every point but the compacted ones are such that any motion (a translational transformation within M^3,1) shifts from one local 6d manifold to another 6d manifold. The 6d compactified manifolds are Planck sized 6d tori 'glued' (using the math of fiber bundles) to each and every point in the M^3,1 space. It is not correct to think of the compacted manifolds (actually they are tori) as "free floating" in a 3,1 dimensional (not 4d for technical reasons as the signature of time is not the same as the signature of the spatial dimensions) manifold. i.e. space-time.
They are manifolds - just some more dimensions that happen to be compact. It makes no more sense to talk about them as 'free-floating' than to talk about altitude free floating on lat-long; it's another 'direction', not an object.
Brent
-- Onward! Stephen
--
-- Onward! Stephen
--
Onward!
Stephen
Hi Bruno Still waiting for the storm to shut things down. Numbers are not discussed specifically as far as I can find yet, in my books on Leibniz. Which probably means that they are simply numbers, with no ontological status. Sort of like space or time. Inextended and everywhere. Numbers are definitely not monads, because no corporeal body is attached. Although they can whenever thought of appear in the minds of particular men in the intellects of their monads.
Leibniz does refer to a proposed "universal" language, which is simply everywhere as well as possibly in each head. Numbers would no doubt be the same, both everywhere and in individual minds at times.
So numbers are universal and can be treated mathematically as always.
-- Onward! Stephen
On 29 Oct 2012, at 14:36, Stephen P. King wrote:
[Bruno Marchal wrote:] So numbers are universal and can be treated mathematically as always.
I agree, but the concept of numbers has no meaning prior to the existence of objects that can be counted. To think otherwise is equivalent to claiming that unspecified statements are true or false even in the absence of the possibility of discovering the fact.
I think you confuse numbers, and the concept of numbers.
And then your argument is not valid, as with numbers, the miracle is that we can specify the concept of numbers, as this result in defining some arithmetical sigma_1 complete theory in terms of 0, s(0), ... and the laws of addition and multiplication, that everybody understands (unless philosophers?).
Bruno
PS BTW, from a computer scientist perspective, your use of NP never succeed to make sense. I don't dare to ask you to elaborate, as I am afraid you might aggravate your case. The NP question is fundamental and has many interesting feature, but it concerns a local tractability issue, and is a priori, unless justification, not relevant for the arithmetical body issue, nor number's theology (including physics) issue, etc.
When you say:
<<
Yes, this is the Pre-Established Harmony, but as I have argued before this concept is deeply flawed because it tries to claim that the solution to NP-Hard problem (of choosing the best possible world) is somehow accessible (for the creation of the monads by God) prior to the availability of resources with which to actually perform the computation of the solution. One cannot know the content of a solution before one computes it, even if one is omniscient!>>
I don't find any sense.

I hope you don't mind my frankness. I wouldn't say this if I did not respect some intuition of yours. But math and formalism can't be a pretext for not doing the elementary reasoning in the philosophy of mind. If you use math, you have to be clearer on the link with philosophy or theology. To be understandable by others.
-- Onward! Stephen
On 10/29/2012 1:08 PM, Bruno Marchal wrote:
On 29 Oct 2012, at 14:36, Stephen P. King wrote:
[Bruno Marchal wrote:] So numbers are universal and can be treated mathematically as always.
I agree, but the concept of numbers has no meaning prior to the existence of objects that can be counted. To think otherwise is equivalent to claiming that unspecified statements are true or false even in the absence of the possibility of discovering the fact.
Dear Bruno
I think you confuse numbers, and the concept of numbers.
No, I do not. My claim is that Numbers are objects in the mind of conscious beings.
If there does not exist worlds where entities to whom numbers are concepts then there is no such thing as a concept of numbers in such worlds.
My argument is that concepts of truth and provability of theorems apply only to the concepts of numbers and their constructions, not to numbers themselves.
And then your argument is not valid, as with numbers, the miracle is that we can specify the concept of numbers, as this result in defining some arithmetical sigma_1 complete theory in terms of 0, s(0), ... and the laws of addition and multiplication, that everybody understands (unless philosophers?).
I am a philosopher! My argument rests only on the fact that the 'miracle' is exactly as you state it here: we exist and have a concept of numbers and can ascertain the truth of arithmetic statements. My claim is that truth valuations supervene on the ability of consciousness to form concepts of numbers.
I question the entire idea of numbers existing as separate Platonic entities. In the absence of consciousness, there is no such thing as a concept!
PS BTW, from a computer scientist perspective, your use of NP never succeed to make sense. I don't dare to ask you to elaborate, as I am afraid you might aggravate your case. The NP question is fundamental and has many interesting feature, but it concerns a local tractability issue, and is a priori, unless justification, not relevant for the arithmetical body issue, nor number's theology (including physics) issue, etc.
It is the argument is sound and is the same kind of argument as what Kripke used to discuss the idea of possible worlds. In http://en.wikipedia.org/wiki/Possible_world we read:
"There is a close relation between propositions and possible worlds. We note that every proposition is either true or false at any given possible world; then the modal status of a proposition is understood in terms of the worlds in which it is true and worlds in which it is false."
Solutions to equations or computations are not available until after they are actually solved.
My solution to this is to not go so far as you do in Step 8.
Let me try to be more explicit:
From your paper http://iridia.ulb.ac.be/~marchal/publications/SANE2004MARCHAL.pdf :
"Instead of linking [the pain I feel] at space-time (x,t) to [a machine state] at space-time
(x,t), we are obliged to associate [the pain I feel at space-time (x,t)] to a type or a sheaf of
computations (existing forever in the arithmetical Platonia which is accepted as existing
independently of our selves with arithmetical realism). "
I am pointing out that the idea of computations "existing independently of our selves" is wrong in that it conflates the meaning and truth valuation of numbers with the existence of numbers as Platonic objects.
It is absurd to refer to the claim that the truth of "17 is prime" depends on any one person or entity, but the claim that the truth of "17 is prime" is knowable by any person is not absurd.
If we stipulate that the content of knowledge exists somehow prior to that which knowledge supervenes upon, we are being absurd.
The content of knowledge and the ability of knowledge occur simultaneously or not at all.
Absent the "concept" of numbers there is no such thing as valuations of numbers
because the notion of Platonic objects considers objects as existing independently as some singular "perfect" version that is then plurally projected somehow into the physical realm, as we see in the Allegory of the Cave. This is a one-to-many mapping, not a one-to-one mapping.
How exactly is a "type" or "sheaf" a singular and "perfect" version of each and every computation and yet be something that has individuated valuations? Individual valuations of computations are only those that occur as physical instantiations of computations
and thus they do not "exist" in Platonia.
The Many exist in the physical worlds, no?
I propose a rephrasing of your statement above: We identify the 1p qualia to a sheaf of computations (as bisimilar Boolean Algebras) that is dual to physical machine states at diffeomorphically equivalent space-time coordinates (x, y, z, t). This is a restatement of the Stone duality into COMP-like terms. ;-)
(The idea of diffeomorphic equivalence is discussed in detail here: http://plato.stanford.edu/entries/spacetime-holearg/Leibniz_Equivalence.html )
When you say:
<<
Yes, this is the Pre-Established Harmony, but as I have argued before this concept is deeply flawed because it tries to claim that the solution to NP-Hard problem (of choosing the best possible world) is somehow accessible (for the creation of the monads by God) prior to the availability of resources with which to actually perform the computation of the solution. One cannot know the content of a solution before one computes it, even if one is omniscient!>>
I don't find any sense.
How is this so difficult for you to comprehend? The Platonic Realm is defined as timeless, everything in it just 'exists', no?
Therefore any argument that shows that "if A does not exist then neither does B if B requires A to exist" is true in Platonia as well, (we stipulate the existence of Platonia as defined for the sake of this statement). If a solution to a computation cannot exist until the computation is run then if the resources required to run the computation do not exist then there does not exist a solution to the computation!
I propose that we can easily resolve this conundrum by stating Computational universality as: "A computation is universal if and only if it is independent of any particular physical implementation."
This allows for the existence of physical implementations,
even those that are themselves defined by correlations between sheaves for computations. This sets up a relation between computations - as abstract or immaterial objects - and physical systems that seems consistent with "COMP minus Step 8". We can recover the picture of step 8,
<Sane 04 Bijection.gif>

in a way that is truly neutral ontologically, by changing its single directed arrow to a pair of oppositely directed arrows, but this one that occurs only in the ultimate sense of the elaboration of all possible physical worlds consistent with Pratt's idea.
This idea, BTW, is consistent with the concept of Indra's Net, as an inversion of the idea that every Jewel reflects all others: Every jewel is a physical world that is defined by all computations of it. Note also that this naturally includes self-computation as jewels also reflect themselves. ;-)
I hope you don't mind my frankness. I wouldn't say this if I did not respect some intuition of yours. But math and formalism can't be a pretext for not doing the elementary reasoning in the philosophy of mind. If you use math, you have to be clearer on the link with philosophy or theology. To be understandable by others.
I am trying to be clear. I will correct and rephrase my verbiage until you understand it.
I reject the idea of an entity, 'God', whose total purpose is to "observe" the Reality of the Universe!
If we accept the idea that numbers exist in our complete absence, then it follows that an entity like us cannot exist just to observe the existence of numbers (or anything else).
Why postulate the existence of a special entity that does what we collectively are already doing?
It is our collective consciousness that Constitutes the Platonic Realm, IMHO. A theory that there is some independently existing realm is a gross violation of Occam.
On 29 Oct 2012, at 22:38, Stephen P. King wrote:
On 10/29/2012 1:08 PM, Bruno Marchal wrote:
On 29 Oct 2012, at 14:36, Stephen P. King wrote:
[Bruno Marchal wrote:] So numbers are universal and can be treated mathematically as always.
I agree, but the concept of numbers has no meaning prior to the existence of objects that can be counted. To think otherwise is equivalent to claiming that unspecified statements are true or false even in the absence of the possibility of discovering the fact.
Dear Bruno
I think you confuse numbers, and the concept of numbers.
No, I do not. My claim is that Numbers are objects in the mind of conscious beings.
This contradicts what you said before. It contradicts comp immediately, as comp needs the understanding of what a computer can do, even in absence of any conscious observer.
If there does not exist worlds where entities to whom numbers are concepts then there is no such thing as a concept of numbers in such worlds.
But with comp, a conscious observer is explained by number relations. We explain the concept of numbers, and of human understanding of numbers, by number relations (computations).
My argument is that concepts of truth and provability of theorems apply only to the concepts of numbers and their constructions, not to numbers themselves.
Truth applies to proposition, or sentences representing them for some machine/numbers. If not, comp does not even makes sense.
And then your argument is not valid, as with numbers, the miracle is that we can specify the concept of numbers, as this result in defining some arithmetical sigma_1 complete theory in terms of 0, s(0), ... and the laws of addition and multiplication, that everybody understands (unless philosophers?).
I am a philosopher! My argument rests only on the fact that the 'miracle' is exactly as you state it here: we exist and have a concept of numbers and can ascertain the truth of arithmetic statements. My claim is that truth valuations supervene on the ability of consciousness to form concepts of numbers.
That is idealism, if not solipsism. In comp plotinus term, you confuse the outer God (the objective ultimate truth) and the inner God, or the sould of the individual inquirer.
I question the entire idea of numbers existing as separate Platonic entities. In the absence of consciousness, there is no such thing as a concept!
Again, we need only the relation between the numbers, not the concept of numbers, which with comp will be explained by computation occurring in the brain of some machine/number.
PS BTW, from a computer scientist perspective, your use of NP never succeed to make sense. I don't dare to ask you to elaborate, as I am afraid you might aggravate your case. The NP question is fundamental and has many interesting feature, but it concerns a local tractability issue, and is a priori, unless justification, not relevant for the arithmetical body issue, nor number's theology (including physics) issue, etc.
It is the argument is sound and is the same kind of argument as what Kripke used to discuss the idea of possible worlds. In http://en.wikipedia.org/wiki/Possible_world we read:
"There is a close relation between propositions and possible worlds. We note that every proposition is either true or false at any given possible world; then the modal status of a proposition is understood in terms of the worlds in which it is true and worlds in which it is false."
All this presuppose numbers at the outset. World in Kripke are only elements of any set having a binary relation. You must study the math, not use the naive interpretation based on the use of common terms.
Solutions to equations or computations are not available until after they are actually solved.
That is constructive thinking, again incompatible with comp, although retrieved and explain for the subject. This is akin to your solipsism above.
Of course it is hard to guess what you think as long as you don't propose a theory.
My solution to this is to not go so far as you do in Step 8.
You can't make the conclusion of a reasoning false by stopping the reasoning. This will only make you ignorant of a conclusion.
Let me try to be more explicit:
From your paper http://iridia.ulb.ac.be/~marchal/publications/SANE2004MARCHAL.pdf :
"Instead of linking [the pain I feel] at space-time (x,t) to [a machine state] at space-time
(x,t), we are obliged to associate [the pain I feel at space-time (x,t)] to a type or a sheaf of
computations (existing forever in the arithmetical Platonia which is accepted as existing
independently of our selves with arithmetical realism). "
Yes. That is already true in a concrete robust physical universe (robust = own a non stopping UD).
I am pointing out that the idea of computations "existing independently of our selves" is wrong in that it conflates the meaning and truth valuation of numbers with the existence of numbers as Platonic objects.
You seem to ignore that this conflation is not us, but the doing of the (universal) numbers themselves, and this independently of me, you, or universes.
It is absurd to refer to the claim that the truth of "17 is prime" depends on any one person or entity, but the claim that the truth of "17 is prime" is knowable by any person is not absurd.
It is absurd with comp, as knowing, despite NON arithmetical in the logical sense, is still defined in purely arithmetical terms. If not, you will not surive with an artificial brain, even concrete.
If we stipulate that the content of knowledge exists somehow prior to that which knowledge supervenes upon, we are being absurd.
This is just realism. The semantical content of knowledge as to exist independently of you if you don't want to fall into solipsism.
The content of knowledge and the ability of knowledge occur simultaneously or not at all.
With comp they "occur" as consequence of + and * laws.
Absent the "concept" of numbers there is no such thing as valuations of numbers
Then 17 is prime only since humans exist on the planet? or since insects use this to regulate mating?This is solipsism/idealism.
because the notion of Platonic objects considers objects as existing independently as some singular "perfect" version that is then plurally projected somehow into the physical realm, as we see in the Allegory of the Cave. This is a one-to-many mapping, not a one-to-one mapping.
? (so you postulate conscious observer *and* physical universes?). Your theory looks more and more like Craig's non comp theory.
How exactly is a "type" or "sheaf" a singular and "perfect" version of each and every computation and yet be something that has individuated valuations? Individual valuations of computations are only those that occur as physical instantiations of computations
"physical instantiation of computations" is something in needed to be explaiend, not assumed, if we want to understand something (not just comp). Computation evaluation is a too fuzzy terming for me.
and thus they do not "exist" in Platonia.
Then Church thesis has no more meaning.
The Many exist in the physical worlds, no?
Primitive one?
I propose a rephrasing of your statement above: We identify the 1p qualia to a sheaf of computations (as bisimilar Boolean Algebras) that is dual to physical machine states at diffeomorphically equivalent space-time coordinates (x, y, z, t). This is a restatement of the Stone duality into COMP-like terms. ;-)
That does not make sense to me. Sorry.
it might make sense in some non comp analogical theory of mind, with mind and matter explicitly defined in term of non computable diffeomorphism. But this looks to me like making the mind-body problem more complex just for fun.
(The idea of diffeomorphic equivalence is discussed in detail here: http://plato.stanford.edu/entries/spacetime-holearg/Leibniz_Equivalence.html )
When you say:
<<
Yes, this is the Pre-Established Harmony, but as I have argued before this concept is deeply flawed because it tries to claim that the solution to NP-Hard problem (of choosing the best possible world) is somehow accessible (for the creation of the monads by God) prior to the availability of resources with which to actually perform the computation of the solution. One cannot know the content of a solution before one computes it, even if one is omniscient!>>
I don't find any sense.
How is this so difficult for you to comprehend? The Platonic Realm is defined as timeless, everything in it just 'exists', no?
Only in the sense that if some proposition P(n) is true independently of me, then ExP(x) is true independently of me.
Therefore any argument that shows that "if A does not exist then neither does B if B requires A to exist" is true in Platonia as well, (we stipulate the existence of Platonia as defined for the sake of this statement). If a solution to a computation cannot exist until the computation is run then if the resources required to run the computation do not exist then there does not exist a solution to the computation!
So you cannot compute 10^1000 + 10^1000, and your theory is ultrafinitist (and so non-comp).
I propose that we can easily resolve this conundrum by stating Computational universality as: "A computation is universal if and only if it is independent of any particular physical implementation."
Universal applies to finite entity (numbers, humans, machines, language). Not to computations, although the running of a universal dovetailer can be said universal in some context, but only by abuse of language.
This allows for the existence of physical implementations,
Comp allows this too; without the need of assuming physical realities.
even those that are themselves defined by correlations between sheaves for computations. This sets up a relation between computations - as abstract or immaterial objects - and physical systems that seems consistent with "COMP minus Step 8". We can recover the picture of step 8,
<Sane 04 Bijection.gif>
Step 8 is a consequence of comp, like all steps in the UDA. 'Comp minus step 8' implies that 0 = 1.
in a way that is truly neutral ontologically, by changing its single directed arrow to a pair of oppositely directed arrows, but this one that occurs only in the ultimate sense of the elaboration of all possible physical worlds consistent with Pratt's idea.
1004.
This idea, BTW, is consistent with the concept of Indra's Net, as an inversion of the idea that every Jewel reflects all others: Every jewel is a physical world that is defined by all computations of it. Note also that this naturally includes self-computation as jewels also reflect themselves. ;-)
I have no more any understanding by what you mean by "physical world". It seems like a God-of-the-Gap.
I hope you don't mind my frankness. I wouldn't say this if I did not respect some intuition of yours. But math and formalism can't be a pretext for not doing the elementary reasoning in the philosophy of mind. If you use math, you have to be clearer on the link with philosophy or theology. To be understandable by others.
I am trying to be clear. I will correct and rephrase my verbiage until you understand it.
It would help to tell us what you assume at the start. from what I understand it is just contradictory. Pratt assumes more than arithmetic. All paper you refer too assumes more than arithmetic. Your notion of consciousness and of physical universe seems to be very fuzzy and clearly not comp-compatible.
I reject the idea of an entity, 'God', whose total purpose is to "observe" the Reality of the Universe!
Comp too. Comp rejects also the primitive reality of a physical universe.
If we accept the idea that numbers exist in our complete absence, then it follows that an entity like us cannot exist just to observe the existence of numbers (or anything else).
? ? ?
Why postulate the existence of a special entity that does what we collectively are already doing?
Why postulate physical computations, and comp, when comp explains how physical computations emerges in our mind through the existence of the computations in arithmetic?
It is our collective consciousness that Constitutes the Platonic Realm, IMHO. A theory that there is some independently existing realm is a gross violation of Occam.
But you do it for the physical computations, like in this post, despite you often pretend the contrary in other posts.
Bruno
-- Onward! Stephen
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My argument is that concepts of truth and provability of theorems apply only to the concepts of numbers and their constructions, not to numbers themselves.
Truth applies to proposition, or sentences representing them for some machine/numbers. If not, comp does not even makes sense.
On 10/30/2012 7:30 AM, Bruno Marchal wrote:
Dear Bruno,
On 29 Oct 2012, at 22:38, Stephen P. King wrote:
On 10/29/2012 1:08 PM, Bruno Marchal wrote:
On 29 Oct 2012, at 14:36, Stephen P. King wrote:
[Bruno Marchal wrote:] So numbers are universal and can be treated mathematically as always.
I agree, but the concept of numbers has no meaning prior to the existence of objects that can be counted. To think otherwise is equivalent to claiming that unspecified statements are true or false even in the absence of the possibility of discovering the fact.
Dear Bruno
I think you confuse numbers, and the concept of numbers.
No, I do not. My claim is that Numbers are objects in the mind of conscious beings.
This contradicts what you said before. It contradicts comp immediately, as comp needs the understanding of what a computer can do, even in absence of any conscious observer.
It contradicts your version of comp, yes, but not mine, as I see minds and numbers as co-existing simultaneously, there is no ontological priority between them in my version.
If there does not exist worlds where entities to whom numbers are concepts then there is no such thing as a concept of numbers in such worlds.
But with comp, a conscious observer is explained by number relations. We explain the concept of numbers, and of human understanding of numbers, by number relations (computations).
Sure, but we should be able to 'go the other way' as well! You seem to insist on a well founded relation where as I do not!
My argument is that concepts of truth and provability of theorems apply only to the concepts of numbers and their constructions, not to numbers themselves.
Truth applies to proposition, or sentences representing them for some machine/numbers. If not, comp does not even makes sense.
Your version, yes.
And then your argument is not valid, as with numbers, the miracle is that we can specify the concept of numbers, as this result in defining some arithmetical sigma_1 complete theory in terms of 0, s(0), ... and the laws of addition and multiplication, that everybody understands (unless philosophers?).
I am a philosopher! My argument rests only on the fact that the 'miracle' is exactly as you state it here: we exist and have a concept of numbers and can ascertain the truth of arithmetic statements. My claim is that truth valuations supervene on the ability of consciousness to form concepts of numbers.
That is idealism, if not solipsism. In comp plotinus term, you confuse the outer God (the objective ultimate truth) and the inner God, or the sould of the individual inquirer.
No, Idealism is that only the mind exists, i.e. idealism takes the mind as ontologically primitive. Solipsism is the condition of a mind such that it can only interact with some version of itself.
I question the entire idea of numbers existing as separate Platonic entities. In the absence of consciousness, there is no such thing as a concept!
Again, we need only the relation between the numbers, not the concept of numbers, which with comp will be explained by computation occurring in the brain of some machine/number.
Let me ask you: Do numbers have "concepts" of each other" YES! Godel numbers are a way for one number to have a concept of another.
No? If they do not have something equivalent to concepts, how can they dream?
This is just to show that your idea implicitly considers that concepts are 'mental' and that if numbers can be coherently said to have minds then their concepts supervene on their minds. But what are numbers as themselves - as objects?
What can know the 'in-it-self-ness' of a number such that that 'in-it-self-ness' is not a concept?
PS BTW, from a computer scientist perspective, your use of NP never succeed to make sense. I don't dare to ask you to elaborate, as I am afraid you might aggravate your case. The NP question is fundamental and has many interesting feature, but it concerns a local tractability issue, and is a priori, unless justification, not relevant for the arithmetical body issue, nor number's theology (including physics) issue, etc.
It is the argument is sound and is the same kind of argument as what Kripke used to discuss the idea of possible worlds. In http://en.wikipedia.org/wiki/Possible_world we read:
"There is a close relation between propositions and possible worlds. We note that every proposition is either true or false at any given possible world; then the modal status of a proposition is understood in terms of the worlds in which it is true and worlds in which it is false."
All this presuppose numbers at the outset. World in Kripke are only elements of any set having a binary relation. You must study the math, not use the naive interpretation based on the use of common terms.
Please, you are not addressing my critique, but some straw man. You are smarter than to do that!
Solutions to equations or computations are not available until after they are actually solved.
That is constructive thinking, again incompatible with comp, although retrieved and explain for the subject. This is akin to your solipsism above.
Where am I claiming that only my thoughts exist? Could you define what solipsism is and how I am being such above?
Of course it is hard to guess what you think as long as you don't propose a theory.
Oh, so its OK that you do not think that you propose a theory, but it is a crime is someone else does that. You are being a hypocrite with that claim! How childish! Stop trying to evade my critique.
My solution to this is to not go so far as you do in Step 8.
You can't make the conclusion of a reasoning false by stopping the reasoning. This will only make you ignorant of a conclusion.
blah blah blah...
Let me try to be more explicit:
From your paper http://iridia.ulb.ac.be/~marchal/publications/SANE2004MARCHAL.pdf :
"Instead of linking [the pain I feel] at space-time (x,t) to [a machine state] at space-time
(x,t), we are obliged to associate [the pain I feel at space-time (x,t)] to a type or a sheaf of
computations (existing forever in the arithmetical Platonia which is accepted as existing
independently of our selves with arithmetical realism). "
Yes. That is already true in a concrete robust physical universe (robust = own a non stopping UD).
OK, so how does it remain true when there is no physical universe? How can actions be defined on entities that are, by definition, static and eternally fixed? You result is self-stultifying here - not self-contradictory. If we take step 8 to be correct then there is no possibility of a means to communicate the meaningfulness of comp to anything other than the mind of Bruno Marchal, since his chalkboard can be, do be consistent not a "physical object" and thus is at best a "dream".
Whose dream? Dreams of Numbers. What makes how are the dreams of numbers more "special' than the dreams of Pink Unicorns or Purple Ponys?
We have discussed how concepts and objects are not the same thing, so what is the object aspect of a number?
How does a number demonstrate its nature other than through concepts? It cannot!
I am pointing out that the idea of computations "existing independently of our selves" is wrong in that it conflates the meaning and truth valuation of numbers with the existence of numbers as Platonic objects.
You seem to ignore that this conflation is not us, but the doing of the (universal) numbers themselves, and this independently of me, you, or universes.
OK, then this very independents prevents any meaning from being associated with its existence and thus the ability for "this sentence is true" to refer to itself vanishes (as it would for any Godel Numbering that does exactly the same thing or any derivative thing).
Independence isolates and cuts off connections, so do not claim that the results of those connections remain once independence is claimed.
There is no such thing as "running" or "implementing" or "meaning" or anything that is anything derivative of an action if step 8 is correct as you state it therefore AUDA is steaming rubbish if you insist on it. Why? Because AUDA (and all the argument about G and G* and Z and Z*, etc) is "independent' of physical implementation and that independence goes both ways - it independence is applied coherently.
If A and B are independent then they have nothing to do with each other at all, unless their is some C that is prior to A and B. If A and B are independent of the physical and timeless, there is nothing prior to them therefore no relation or prior to them can be used to infer any relation what so ever between them.
Even the common naming conversion, A and B, is treachery as it tacitly assumes that there are two objects that can be simultaneously known and distinguished both between each other and some common background vanishes is they are independent and timeless. Your concept of Platonism is deeply flawed.
You should spend some time studying philosophy if you are going to pretend to make philosophical arguments.
It is absurd to refer to the claim that the truth of "17 is prime" depends on any one person or entity, but the claim that the truth of "17 is prime" is knowable by any person is not absurd.
It is absurd with comp, as knowing, despite NON arithmetical in the logical sense, is still defined in purely arithmetical terms. If not, you will not surive with an artificial brain, even concrete.
No, it is not absurd, except for you that allows concepts of actions, such as "implements" and "runs", to exist when they cannot be coherently defined.
If we stipulate that the content of knowledge exists somehow prior to that which knowledge supervenes upon, we are being absurd.
This is just realism. The semantical content of knowledge as to exist independently of you if you don't want to fall into solipsism.
How is it related to the word "real" at all? You are only showing us the mathematical theory of a consistent solipsist
and, as a consistent solipsist you are unable to conceptualize that you are wrong, after all "it is absurd that anything contradict the solipsist as only it exists and its existence is only possible if it is consistent".
Some thing is "real" only is that reality is common for many, thus solipsism and realism are mutually exclusive.
The content of knowledge and the ability of knowledge occur simultaneously or not at all.
With comp they "occur" as consequence of + and * laws.
No. There is no "occurance" in your comp.
Nothing can possibly "occur".
In your result these is only "is".
X is Y, not any X occurs iff Y. There are no coherent concept of actions in your comp.
Absent the "concept" of numbers there is no such thing as valuations of numbers
Then 17 is prime only since humans exist on the planet? or since insects use this to regulate mating?This is solipsism/idealism.
You fail to read temporarily or is it OK to attack straw men? Read further of my post.
because the notion of Platonic objects considers objects as existing independently as some singular "perfect" version that is then plurally projected somehow into the physical realm, as we see in the Allegory of the Cave. This is a one-to-many mapping, not a one-to-one mapping.
? (so you postulate conscious observer *and* physical universes?). Your theory looks more and more like Craig's non comp theory.
They are very similar, I admit that. You have no idea what Craig's idea is as demonstrated by your inability to describe it accurately as anything other than rubbish or noise.
How exactly is a "type" or "sheaf" a singular and "perfect" version of each and every computation and yet be something that has individuated valuations? Individual valuations of computations are only those that occur as physical instantiations of computations
"physical instantiation of computations" is something in needed to be explaiend, not assumed, if we want to understand something (not just comp). Computation evaluation is a too fuzzy terming for me.
A physical instance of a computation is the existence of a physical system that can "run" a universal turing machine.
It can do so, among other things, because it uses resources of time and/or memory to transform through some set of states such that it reproduces the functions of the UTM.
Straight forward idea that we see in texts on computers. Nothing new or magical...
and thus they do not "exist" in Platonia.
Then Church thesis has no more meaning.
To you, perhaps. What a pity!
The Many exist in the physical worlds, no?
Primitive one?
No. Not primitive, derivative. No different from how numbers are derivative in my thinking and that of most natural philosophers.
Your mistake is in assuming strict ontological well foundedness;
the idea that there has to be a irreducible ontological primitive that has innate properties. If you would read Bertrand Russell's discussions of neutral monism then you might see his explanation of what I am proposing and not have the straw man of my terrible writing to use as a shield of your unwillingness to try to understand what I am trying to communicate to you.
Irreducible objects, in the ontological sense, cannot have a particular set of properties as such is to exclude all other possible properties without justification. To claim that numbers can be ontologically primitive and yet have valuations and abilities is to deny their irreducibility, as values and abilities are derivative, not fundamental or innate.
I propose a rephrasing of your statement above: We identify the 1p qualia to a sheaf of computations (as bisimilar Boolean Algebras) that is dual to physical machine states at diffeomorphically equivalent space-time coordinates (x, y, z, t). This is a restatement of the Stone duality into COMP-like terms. ;-)
That does not make sense to me. Sorry.
Read some more books on philosophy, such as The Problems of Philosophy
it might make sense in some non comp analogical theory of mind, with mind and matter explicitly defined in term of non computable diffeomorphism. But this looks to me like making the mind-body problem more complex just for fun.
No, I am trying to show you how to solve the 'arithmetic body' problem.
(The idea of diffeomorphic equivalence is discussed in detail here: http://plato.stanford.edu/entries/spacetime-holearg/Leibniz_Equivalence.html )
When you say:
<<
Yes, this is the Pre-Established Harmony, but as I have argued before this concept is deeply flawed because it tries to claim that the solution to NP-Hard problem (of choosing the best possible world) is somehow accessible (for the creation of the monads by God) prior to the availability of resources with which to actually perform the computation of the solution. One cannot know the content of a solution before one computes it, even if one is omniscient!>>
I don't find any sense.
How is this so difficult for you to comprehend? The Platonic Realm is defined as timeless, everything in it just 'exists', no?
Only in the sense that if some proposition P(n) is true independently of me, then ExP(x) is true independently of me.
But you are not the only entity involved in the truth of P(n)!
You pretend that it is possible for something to be so absurd! P(n) is true only because it is possible to implement some version of P(n) and verify that indeed P(n) is true.
The mere Platonic existence of P(n)
is insufficient for truth as truth is a derivative evaluation.
It cannot be ontologically irreducible.
Therefore any argument that shows that "if A does not exist then neither does B if B requires A to exist" is true in Platonia as well, (we stipulate the existence of Platonia as defined for the sake of this statement). If a solution to a computation cannot exist until the computation is run then if the resources required to run the computation do not exist then there does not exist a solution to the computation!
So you cannot compute 10^1000 + 10^1000, and your theory is ultrafinitist (and so non-comp).
False. Straw man argument.
I propose that we can easily resolve this conundrum by stating Computational universality as: "A computation is universal if and only if it is independent of any particular physical implementation."
Universal applies to finite entity (numbers, humans, machines, language). Not to computations, although the running of a universal dovetailer can be said universal in some context, but only by abuse of language.
So? How does that contradict my definition of universality?
This allows for the existence of physical implementations,
Comp allows this too; without the need of assuming physical realities.
Rubbish. You must assume the a priori possibility of physical reality to even have a coherent notion of comp or else it is, at least, not communicable.
even those that are themselves defined by correlations between sheaves for computations. This sets up a relation between computations - as abstract or immaterial objects - and physical systems that seems consistent with "COMP minus Step 8". We can recover the picture of step 8,
<Sane 04 Bijection.gif>
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Step 8 is a consequence of comp, like all steps in the UDA. 'Comp minus step 8' implies that 0 = 1.
LOL, no. It only means "'Comp minus step 8' implies that 0 = 1." for a consistent solipsist.
in a way that is truly neutral ontologically, by changing its single directed arrow to a pair of oppositely directed arrows, but this one that occurs only in the ultimate sense of the elaboration of all possible physical worlds consistent with Pratt's idea.
1004.
Straw Man.
This idea, BTW, is consistent with the concept of Indra's Net, as an inversion of the idea that every Jewel reflects all others: Every jewel is a physical world that is defined by all computations of it. Note also that this naturally includes self-computation as jewels also reflect themselves. ;-)
I have no more any understanding by what you mean by "physical world". It seems like a God-of-the-Gap.
I define a physical world as the set of mutually non-contradictory 1p for some set of non-solipsistic entities that have certain properties that at least allow for some coherent notion of communication between those entities.
I hope you don't mind my frankness. I wouldn't say this if I did not respect some intuition of yours. But math and formalism can't be a pretext for not doing the elementary reasoning in the philosophy of mind. If you use math, you have to be clearer on the link with philosophy or theology. To be understandable by others.
I am trying to be clear. I will correct and rephrase my verbiage until you understand it.
It would help to tell us what you assume at the start. from what I understand it is just contradictory. Pratt assumes more than arithmetic. All paper you refer too assumes more than arithmetic. Your notion of consciousness and of physical universe seems to be very fuzzy and clearly not comp-compatible.
My point is that you are not "just assuming" arithmetic. You assume, additionally, at least that there is qualia.
I reject the idea of an entity, 'God', whose total purpose is to "observe" the Reality of the Universe!
Comp too. Comp rejects also the primitive reality of a physical universe.
So do I. I reject as ontologically primitive anything that is not property neutral.
If we accept the idea that numbers exist in our complete absence, then it follows that an entity like us cannot exist just to observe the existence of numbers (or anything else).
? ? ?
Why postulate the existence of a special entity that does what we collectively are already doing?
Why postulate physical computations, and comp, when comp explains how physical computations emerges in our mind through the existence of the computations in arithmetic?
No, it does not do so alone. Comp requires the implementation of a physical symbolic representation of the idea for it to be even evaluated and thus implicitly requires something physical even if that "physicality" is derivative and not ontologically primitive.
Read Russell's book ad stop using straw amn arguments about my pitiful attempt to help you solve a problem that you ackowledge exists in comp.
It is our collective consciousness that Constitutes the Platonic Realm, IMHO. A theory that there is some independently existing realm is a gross violation of Occam.
But you do it for the physical computations, like in this post, despite you often pretend the contrary in other posts.
Bruno
Stop using logical fallacious statements.