Re: A (somewhat) different angle on the reversal

2015-06-25 Thread John Clark
On Thu, Jun 25, 2015 at 4:17 AM, Bruno Marchal marc...@ulb.ac.be wrote: ​ ​​ ​ The question is, in Helsinki, where do you expect to feel to be after pushing the button. I have repeat this many times. ​ ​ ​ Yes, ​ Bruno Marchal ​ certainly has repeated this question many many times,

Re: A (somewhat) different angle on the reversal

2015-06-25 Thread Bruno Marchal
On 24 Jun 2015, at 19:25, John Clark wrote: Bruno Marchal marc...@ulb.ac.be wrote: ​ ​The question is, in Helsinki, where do you expect to feel to be after pushing the button. I have repeat this many times. ​Yes, ​Bruno Marchal​ certainly has repeated this question many many times, and

Re: A (somewhat) different angle on the reversal

2015-06-24 Thread Bruno Marchal
On 23 Jun 2015, at 02:02, John Clark wrote: On Mon, Jun 22, 2015 Bruno Marchal marc...@ulb.ac.be wrote: the question, contrary to what you say has been given precisely. We ask to the 1-you, about If you has been duplicated there is nothing 1 about it, There is 1 about all of them.

Re: A (somewhat) different angle on the reversal

2015-06-24 Thread John Clark
Bruno Marchal marc...@ulb.ac.be wrote: ​ ​ The question is, in Helsinki, where do you expect to feel to be after pushing the button. I have repeat this many times. ​Yes, ​ Bruno Marchal ​ certainly has repeated this question many many times, and after each and every time ​ John Clark has

Re: A (somewhat) different angle on the reversal

2015-06-22 Thread John Clark
On Mon, Jun 22, 2015 Bruno Marchal marc...@ulb.ac.be wrote: the question, contrary to what you say has been given precisely. We ask to the 1-you, about If you has been duplicated there is nothing 1 about it, there is no such thing as THE 1-you. And who is Bruno Marchal going to ask, the guy

Re: A (somewhat) different angle on the reversal

2015-06-22 Thread Bruno Marchal
On 21 Jun 2015, at 20:32, meekerdb wrote: On 6/21/2015 8:50 AM, Bruno Marchal wrote: On 19 Jun 2015, at 23:32, meekerdb wrote: On 6/19/2015 10:57 AM, Bruno Marchal wrote: On 19 Jun 2015, at 02:36, meekerdb wrote: On 6/18/2015 4:11 PM, Bruce Kellett wrote: meekerdb wrote: On 6/18/2015

Re: A (somewhat) different angle on the reversal

2015-06-22 Thread Bruno Marchal
On 22 Jun 2015, at 01:50, John Clark wrote: On Sun, Jun 21, 2015 Bruno Marchal marc...@ulb.ac.be wrote: If Bruno Marchal abandoned personal pronouns then Bruno Marchal would be FORCED to keep those 1-3 person view distinction straight all along the thought experience, That does not

Re: A (somewhat) different angle on the reversal

2015-06-21 Thread Bruno Marchal
On 20 Jun 2015, at 01:26, John Clark wrote: On Thu, Jun 18, 2015 Bruno Marchal marc...@ulb.ac.be wrote: Bruno Marchal got the feeling that John Clark develops an allergy to pronouns. From Bruno Marchal's long time experience, the roots of the allergy is guessed to come from the

Re: A (somewhat) different angle on the reversal

2015-06-21 Thread Bruno Marchal
On 19 Jun 2015, at 23:32, meekerdb wrote: On 6/19/2015 10:57 AM, Bruno Marchal wrote: On 19 Jun 2015, at 02:36, meekerdb wrote: On 6/18/2015 4:11 PM, Bruce Kellett wrote: meekerdb wrote: On 6/18/2015 1:10 PM, John Clark wrote: On Thu, Jun 18, 2015 at 1:51 PM, meekerdb

Re: A (somewhat) different angle on the reversal

2015-06-21 Thread John Clark
On Sun, Jun 21, 2015 Bruno Marchal marc...@ulb.ac.be wrote: If Bruno Marchal abandoned personal pronouns then Bruno Marchal would be FORCED to keep those 1-3 person view distinction straight all along the thought experience, That does not follow. So even then Bruno Marchal would not be

Re: A (somewhat) different angle on the reversal

2015-06-21 Thread meekerdb
On 6/21/2015 8:50 AM, Bruno Marchal wrote: On 19 Jun 2015, at 23:32, meekerdb wrote: On 6/19/2015 10:57 AM, Bruno Marchal wrote: On 19 Jun 2015, at 02:36, meekerdb wrote: On 6/18/2015 4:11 PM, Bruce Kellett wrote: meekerdb wrote: On 6/18/2015 1:10 PM, John Clark wrote: On Thu, Jun 18,

Re: A (somewhat) different angle on the reversal

2015-06-19 Thread John Clark
On Thu, Jun 18, 2015 Bruno Marchal marc...@ulb.ac.be wrote: Bruno Marchal got the feeling that John Clark develops an allergy to pronouns. From Bruno Marchal's long time experience, the roots of the allergy is guessed to come from the inability to keep the 1-3 person view distinction all

Re: A (somewhat) different angle on the reversal

2015-06-19 Thread meekerdb
On 6/19/2015 10:57 AM, Bruno Marchal wrote: On 19 Jun 2015, at 02:36, meekerdb wrote: On 6/18/2015 4:11 PM, Bruce Kellett wrote: meekerdb wrote: On 6/18/2015 1:10 PM, John Clark wrote: On Thu, Jun 18, 2015 at 1:51 PM, meekerdb meeke...@verizon.net This is gitting muddled. '2+2=4' is

Re: A (somewhat) different angle on the reversal

2015-06-19 Thread Bruno Marchal
On 18 Jun 2015, at 19:07, John Clark wrote: Before responding to Bruno Marchal's post John Clark would like to say that it's amazing how much sloppy thinking and elementary logical errors can be swept under the rug by the simplest shortest words like you and I; Promising introduction.

Re: A (somewhat) different angle on the reversal

2015-06-19 Thread Bruno Marchal
On 18 Jun 2015, at 22:45, John Mikes wrote: Bruno wrote: Do you assume a physical reality, or are you agnostic on this question? I do believe in a natural or physical reality, but I am agnostic if it needs to be assume and thus involved primitive element, or if what we take as a

Re: A (somewhat) different angle on the reversal

2015-06-19 Thread John Clark
On Thu, Jun 18, 2015 at 4:45 PM, meekerdb meeke...@verizon.net wrote: An equation is just a sentence. Yes, and in the sentence 2+2=4 let's list what the symbols mean: The symbol 2 means the successor of 1. The symbol + means and The symbol = means is. The symbol 4 means the successor of 3

Re: A (somewhat) different angle on the reversal

2015-06-19 Thread Bruno Marchal
On 19 Jun 2015, at 02:36, meekerdb wrote: On 6/18/2015 4:11 PM, Bruce Kellett wrote: meekerdb wrote: On 6/18/2015 1:10 PM, John Clark wrote: On Thu, Jun 18, 2015 at 1:51 PM, meekerdb meeke...@verizon.net This is gitting muddled. '2+2=4' is a tautology if the symbols are given

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread John Clark
On Wed, Jun 17, 2015 Bruce Kellett bhkell...@optusnet.com.au wrote: '2+2=4' is a tautology by virtue of the meanings of the terms involved. Yes, and E=MC^2 is a tautology too as is every correct mathematical equation. For this reason 2+2=5 is NOT a tautology. John K Clark -- You received

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread John Clark
Before responding to Bruno Marchal's post John Clark would like to say that it's amazing how much sloppy thinking and elementary logical errors can be swept under the rug by the simplest shortest words like you and I; therefore John Clark requests that when Bruno Marchal rebuts this post Bruno

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread meekerdb
On 6/18/2015 4:11 PM, Bruce Kellett wrote: meekerdb wrote: On 6/18/2015 1:10 PM, John Clark wrote: On Thu, Jun 18, 2015 at 1:51 PM, meekerdb meeke...@verizon.net This is gitting muddled. '2+2=4' is a tautology if the symbols are given their meaning by Peano's axioms or similar axiom

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread meekerdb
On 6/18/2015 10:07 AM, John Clark wrote: If in Helsinki you predict I will see both W and M, BOTH reconstituted persons will have to write I was wrong: I definitely see only one city. If the word I is just an abbreviation for Bruno Marchal in the above then the replacement could

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread meekerdb
On 6/18/2015 8:35 AM, John Clark wrote: On Wed, Jun 17, 2015 Bruce Kellett bhkell...@optusnet.com.au mailto:bhkell...@optusnet.com.au wrote: '2+2=4' is a tautology by virtue of the meanings of the terms involved. Yes, and E=MC^2 is a tautology too as is every correct mathematical

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread John Clark
On Thu, Jun 18, 2015 at 1:51 PM, meekerdb meeke...@verizon.net wrote: This is gitting muddled. '2+2=4' is a tautology if the symbols are given their meaning by Peano's axioms or similar axiom set and rules of inference. If the symbols are interpreted as the size of specific physical sets,

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread meekerdb
On 6/18/2015 1:10 PM, John Clark wrote: On Thu, Jun 18, 2015 at 1:51 PM, meekerdb meeke...@verizon.net mailto:meeke...@verizon.net wrote: This is gitting muddled. '2+2=4' is a tautology if the symbols are given their meaning by Peano's axioms or similar axiom set and rules of

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread John Mikes
Bruno wrote: Do you assume a physical reality, or are you agnostic on this question? I do believe in a natural or physical reality, but I am agnostic if it needs to be assume and thus involved primitive element, or if what we take as a physical universe is a (collective) experience of numbers

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread Bruce Kellett
meekerdb wrote: On 6/18/2015 1:10 PM, John Clark wrote: On Thu, Jun 18, 2015 at 1:51 PM, meekerdb meeke...@verizon.net This is gitting muddled. '2+2=4' is a tautology if the symbols are given their meaning by Peano's axioms or similar axiom set and rules of inference. If the

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread Bruno Marchal
On 17 Jun 2015, at 22:11, John Mikes wrote: Bruno: to describe what OTHERS did does not mean (in my vocabulary) that I KNOW (agree?) the same domain as it was handled. I 'know' (or may know) the efforts to derive science by human scientists. Does NATURE have regularities indeed? or our

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread Bruno Marchal
On 17 Jun 2015, at 18:26, Stathis Papaioannou wrote: On Thursday, June 18, 2015, John Clark johnkcl...@gmail.com wrote: On Tue, Jun 16, 2015 Stathis Papaioannou stath...@gmail.com wrote: You are the person reading this sentence OK, but then it would be meaningless to talk about what you

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread Bruno Marchal
On 18 Jun 2015, at 01:39, Bruce Kellett wrote: Bruno Marchal wrote: On 13 Jun 2015, at 03:29, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au mailto:bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread Bruno Marchal
On 17 Jun 2015, at 17:56, John Clark wrote: On Tue, Jun 16, 2015 Stathis Papaioannou stath...@gmail.com wrote: You are the person reading this sentence OK, but then it would be meaningless to talk about what you will do tomorrow because you will not be reading that sentence tomorrow.

Re: A (somewhat) different angle on the reversal

2015-06-18 Thread Bruno Marchal
On 17 Jun 2015, at 18:14, John Clark wrote: On Wed, Jun 17, 2015 Bruno Marchal marc...@ulb.ac.be wrote: We're talking about multiple (probably infinite) copying and branching, so who the hell is you? All of them are you, I agree, and so the conclusion is logically inescapable, you

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread John Mikes
Bruno: to describe what OTHERS did does not mean (in my vocabulary) that I KNOW (agree?) the same domain as it was handled. I 'know' (or may know) the efforts to derive science by human scientists. Does NATURE have regularities indeed? or our scientific observation assigns returning facets and

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread Bruce Kellett
Bruno Marchal wrote: On 13 Jun 2015, at 03:29, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au mailto:bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread Bruno Marchal
On 16 Jun 2015, at 18:26, John Clark wrote: On Tue, Jun 16, 2015, Stathis Papaioannou stath...@gmail.com wrote: The many worlds as an ensemble are determinate, but which world you will end up in is not. Forget you, which world ANYTHING ends up in is not deterministic. To be

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread Bruno Marchal
On 15 Jun 2015, at 21:53, John Mikes wrote: Brent concluded ingeniously: They have a theory for why THIS might be so no matter what THIS is. You just have to find the right mathematics to describe it and miracle of miracles the mathematics is obeyed! Brent May I step a bit further: by

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread Stathis Papaioannou
On Thursday, June 18, 2015, John Clark johnkcl...@gmail.com wrote: On Tue, Jun 16, 2015 Stathis Papaioannou stath...@gmail.com javascript:_e(%7B%7D,'cvml','stath...@gmail.com'); wrote: You are the person reading this sentence OK, but then it would be meaningless to talk about what you

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread Bruno Marchal
On 13 Jun 2015, at 03:29, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic systems whose theorems are every bit as 'independent

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread John Clark
On Tue, Jun 16, 2015 Stathis Papaioannou stath...@gmail.com wrote: You are the person reading this sentence OK, but then it would be meaningless to talk about what you will do tomorrow because you will not be reading that sentence tomorrow. So if Stathis Papaioannou wants to talk about

Re: A (somewhat) different angle on the reversal

2015-06-17 Thread John Clark
On Wed, Jun 17, 2015 Bruno Marchal marc...@ulb.ac.be wrote: We're talking about multiple (probably infinite) copying and branching, so who the hell is you? All of them are you, I agree, and so the conclusion is logically inescapable, you will see Moscow AND Washington. but all of

Re: A (somewhat) different angle on the reversal

2015-06-16 Thread John Clark
On Tue, Jun 16, 2015, Stathis Papaioannou stath...@gmail.com wrote: The many worlds as an ensemble are determinate, but which world you will end up in is not. Forget you, which world ANYTHING ends up in is not deterministic. To be deterministic branch X and everything in it, conscious or not,

Re: A (somewhat) different angle on the reversal

2015-06-16 Thread Stathis Papaioannou
On Wednesday, June 17, 2015, John Clark johnkcl...@gmail.com wrote: On Tue, Jun 16, 2015, Stathis Papaioannou stath...@gmail.com javascript:_e(%7B%7D,'cvml','stath...@gmail.com'); wrote: The many worlds as an ensemble are determinate, but which world you will end up in is not. Forget

Re: A (somewhat) different angle on the reversal

2015-06-16 Thread Stathis Papaioannou
On Wednesday, June 17, 2015, John Clark johnkcl...@gmail.com wrote: On Tue, Jun 16, 2015 Stathis Papaioannou stath...@gmail.com javascript:_e(%7B%7D,'cvml','stath...@gmail.com'); wrote: We're talking about multiple (probably infinite) copying and branching, so who the hell is you? You

Re: A (somewhat) different angle on the reversal

2015-06-16 Thread John Clark
On Tue, Jun 16, 2015 Stathis Papaioannou stath...@gmail.com wrote: We're talking about multiple (probably infinite) copying and branching, so who the hell is you? You are the person reading this sentence OK, but then it would be meaningless to talk about what you will do tomorrow because

Re: A (somewhat) different angle on the reversal

2015-06-16 Thread Stathis Papaioannou
On 16 June 2015 at 12:17, John Clark johnkcl...@gmail.com wrote: On Mon, Jun 15, 2015 Bruce Kellett bhkell...@optusnet.com.au wrote: The Schroedinger equation is perfectly computable. Yes but that fact does us no good because Schrodinger's Wave Equation doesn't describe anything

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread Bruno Marchal
On 15 Jun 2015, at 05:08, Bruce Kellett wrote: LizR wrote: On 15 June 2015 at 14:19, Russell Standish li...@hpcoders.com.au mailto:li...@hpcoders.com.au wrote: It is plausible that regularities are a required feature of conscious existence This seems very likely, but it does assume

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread Bruno Marchal
On 15 Jun 2015, at 02:40, John Clark wrote: On 6/13/2015 LizR wrote: None of this explain why it works so well Mathematics is a language that can always describe regularities and it can do so more tersely than any other language; and if the laws of physics didn't have regularities

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread Bruno Marchal
On 14 Jun 2015, at 21:48, meekerdb wrote: On 6/14/2015 9:23 AM, Bruno Marchal wrote: Arithmetic is full of life, ... and taxes and death. But it needs interpretation to be full of death and taxes. Otherwise it is just abstract relations. Yes. But the one doing the interpretation are

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread John Mikes
Brent concluded ingeniously: *They have a theory for why THIS might be so no matter what THIS is. You just have to find the right mathematics to describe it and miracle of miracles the mathematics is obeyed!Brent* May I step a bit further: by careful observations humanity (or some 'higher'

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread John Clark
On Mon, Jun 15, 2015 Bruce Kellett bhkell...@optusnet.com.au wrote: The Schroedinger equation is perfectly computable. Yes but that fact does us no good because Schrodinger's Wave Equation doesn't describe anything observable, to get that you must square the amplitude of the equation at a

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread meekerdb
On 6/14/2015 8:08 PM, Bruce Kellett wrote: LizR wrote: On 15 June 2015 at 14:19, Russell Standish li...@hpcoders.com.au mailto:li...@hpcoders.com.au wrote: It is plausible that regularities are a required feature of conscious existence This seems very likely, but it does assume

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread Bruce Kellett
meekerdb wrote: On 6/14/2015 8:08 PM, Bruce Kellett wrote: LizR wrote: On 15 June 2015 at 14:19, Russell Standish li...@hpcoders.com.au mailto:li...@hpcoders.com.au wrote: It is plausible that regularities are a required feature of conscious existence This seems very likely, but it

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread meekerdb
On 6/15/2015 12:40 AM, Bruce Kellett wrote: meekerdb wrote: On 6/14/2015 8:08 PM, Bruce Kellett wrote: LizR wrote: On 15 June 2015 at 14:19, Russell Standish li...@hpcoders.com.au mailto:li...@hpcoders.com.au wrote: It is plausible that regularities are a required feature of

Re: A (somewhat) different angle on the reversal

2015-06-15 Thread meekerdb
On 6/14/2015 2:49 PM, LizR wrote: On 15 June 2015 at 08:22, meekerdb meeke...@verizon.net mailto:meeke...@verizon.net wrote: I'm not saying it's ineffective. I'm saying it's not a mystery why it's effective. Because the universe appears to operate on principles that map very well onto

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Bruno Marchal
On 13 Jun 2015, at 06:40, meekerdb wrote: On 6/12/2015 6:29 PM, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic systems whose

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Bruno Marchal
On 13 Jun 2015, at 06:51, Bruce Kellett wrote: meekerdb wrote: On 6/12/2015 6:29 PM, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Pzomby
On Friday, June 12, 2015 at 9:52:05 PM UTC-7, Bruce wrote: meekerdb wrote: On 6/12/2015 6:29 PM, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhke...@optusnet.com.au javascript: Arithmetic is, after all, only an axiomatic system. We can make up

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread meekerdb
On 6/14/2015 9:23 AM, Bruno Marchal wrote: Arithmetic is full of life, ... and taxes and death. But it needs interpretation to be full of death and taxes. Otherwise it is just abstract relations. That's exactly why it is so useful; the same relations hold under many different

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread meekerdb
On 6/14/2015 12:45 PM, LizR wrote: On 14 June 2015 at 16:40, meekerdb meeke...@verizon.net mailto:meeke...@verizon.net wrote: On 6/13/2015 9:18 PM, LizR wrote: None of this explain why it works so well anyway. I don't understand why the effectiveness of mathematics is

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread LizR
On 14 June 2015 at 16:40, meekerdb meeke...@verizon.net wrote: On 6/13/2015 9:18 PM, LizR wrote: None of this explain why it works so well anyway. I don't understand why the effectiveness of mathematics is considered problematic. First, we, creatures who evolved in this world, invented it

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread LizR
My apologies. You also say something that boils down to THIS is how we discovered maths in the first place (abstracted from objects etc) ... THEREFORE we invented it. On which basis we invented gravity etc. What we invent is a description. (Of gravity, maths, etc.) That doesn't mean our

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread LizR
On 15 June 2015 at 08:22, meekerdb meeke...@verizon.net wrote: I'm not saying it's ineffective. I'm saying it's not a mystery why it's effective. Because the universe appears to operate on principles that map very well onto some parts of maths, and may even map exactly (we have no reason to

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread LizR
On 15 June 2015 at 11:13, Russell Standish li...@hpcoders.com.au wrote: On Mon, Jun 15, 2015 at 10:49:40AM +1200, LizR wrote: On 15 June 2015 at 10:41, Russell Standish li...@hpcoders.com.au wrote: To summarise, there appears to be two quite distinct questions here: a) Given there

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread John Clark
On 6/13/2015 LizR wrote: None of this explain why it works so well Mathematics is a language that can always describe regularities and it can do so more tersely than any other language; and if the laws of physics didn't have regularities they wouldn't be laws. But a language does not create

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Bruce Kellett
LizR wrote: On 15 June 2015 at 10:41, Russell Standish li...@hpcoders.com.au mailto:li...@hpcoders.com.au wrote: To summarise, there appears to be two quite distinct questions here: a) Given there are regularities in Nature, why is our mathematics so effective. As Brent says, this

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Russell Standish
To summarise, there appears to be two quite distinct questions here: a) Given there are regularities in Nature, why is our mathematics so effective. As Brent says, this is not surprising - evolution would see to it that we would choose a mathematical system out of the many possible that would be

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread LizR
On 15 June 2015 at 10:41, Russell Standish li...@hpcoders.com.au wrote: To summarise, there appears to be two quite distinct questions here: a) Given there are regularities in Nature, why is our mathematics so effective. As Brent says, this is not surprising - evolution would see to it that

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Russell Standish
On Mon, Jun 15, 2015 at 10:49:40AM +1200, LizR wrote: On 15 June 2015 at 10:41, Russell Standish li...@hpcoders.com.au wrote: To summarise, there appears to be two quite distinct questions here: a) Given there are regularities in Nature, why is our mathematics so effective. As Brent

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread LizR
On 15 June 2015 at 14:19, Russell Standish li...@hpcoders.com.au wrote: It is plausible that regularities are a required feature of conscious existence This seems very likely, but it does assume something like a string landscape in which some regions don't contain regularities. Or to put it

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Russell Standish
On Mon, Jun 15, 2015 at 09:35:47AM +1000, Bruce Kellett wrote: LizR wrote: On 15 June 2015 at 10:41, Russell Standish li...@hpcoders.com.au mailto:li...@hpcoders.com.au wrote: To summarise, there appears to be two quite distinct questions here: a) Given there are regularities in

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread LizR
On 15 June 2015 at 12:40, John Clark johnkcl...@gmail.com wrote: On 6/13/2015 LizR wrote: None of this explain why it works so well Mathematics is a language it is? Are you saying that (a) there exists, out there, a language called maths which just happens to be great for describing

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread Bruce Kellett
LizR wrote: On 15 June 2015 at 14:19, Russell Standish li...@hpcoders.com.au mailto:li...@hpcoders.com.au wrote: It is plausible that regularities are a required feature of conscious existence This seems very likely, but it does assume something like a string landscape in which some

Re: A (somewhat) different angle on the reversal

2015-06-14 Thread spudboy100 via Everything List
To: everything-list everything-list@googlegroups.com Sent: Sun, Jun 14, 2015 3:48 pm Subject: Re: A (somewhat) different angle on the reversal On 6/14/2015 9:23 AM, Bruno Marchal wrote: Arithmetic is full of life, ... and taxes and death. But it needs interpretation to be full

Re: A (somewhat) different angle on the reversal

2015-06-13 Thread meekerdb
On 6/13/2015 9:18 PM, LizR wrote: None of this explain why it works so well anyway. I don't understand why the effectiveness of mathematics is considered problematic. First, we, creatures who evolved in this world, invented it to be useful. We invented counting and arithmetic to be used in

Re: A (somewhat) different angle on the reversal

2015-06-13 Thread LizR
None of this explain why it works so well anyway. On 14 June 2015 at 07:42, John Mikes jami...@gmail.com wrote: Brent concluded: *2+2=4. Then we discovered that these rules implied a lot of things we hadn't thought of. But they aren't out there, they're in our language.* This is 'MY'

Re: A (somewhat) different angle on the reversal

2015-06-13 Thread John Mikes
Brent concluded: *2+2=4. Then we discovered that these rules implied a lot of things we hadn't thought of. But they aren't out there, they're in our language.* This is 'MY' agnosticism talking: why do you think all the novelties are in our language, not out there? Our mind (whatever it may

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Bruce Kellett
Russell Standish wrote: On Fri, Jun 12, 2015 at 03:40:48PM +1000, Bruce Kellett wrote: This is a false distinction. Arithmetical 'truth' is no more fundamental or final than physical truth. Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Russell Standish
On Fri, Jun 12, 2015 at 03:40:48PM +1000, Bruce Kellett wrote: This is a false distinction. Arithmetical 'truth' is no more fundamental or final than physical truth. Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic systems whose theorems

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread meekerdb
On 6/12/2015 6:29 PM, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic systems whose theorems are every bit as 'independent of us'

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Bruce Kellett
meekerdb wrote: On 6/12/2015 6:29 PM, Bruce Kellett wrote: LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic systems whose theorems are every bit as

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Bruce Kellett
LizR wrote: On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au Arithmetic is, after all, only an axiomatic system. We can make up an indefinite number of axiomatic systems whose theorems are every bit as 'independent of us' as those of arithmetic. Are these also to

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread LizR
On 12 June 2015 at 17:40, Bruce Kellett bhkell...@optusnet.com.au wrote: LizR wrote: You also say that 1p phenomena - in a physical theory - have to be eliminated (as per Dennett) or elevated to something we could call supernatural (for the sake of argument - in any case, something not

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Bruno Marchal
On 11 Jun 2015, at 20:50, meekerdb wrote: On 6/11/2015 6:58 AM, David Nyman wrote: Recent discussions on the purported 'reversal' of the relation between 'machine psychology' and physics seem to be running, as ever, into the sand over disagreements on the meaning and significance of

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Bruno Marchal
On 12 Jun 2015, at 08:13, Russell Standish wrote: On Fri, Jun 12, 2015 at 03:40:48PM +1000, Bruce Kellett wrote: This is a false distinction. Arithmetical 'truth' is no more fundamental or final than physical truth. Arithmetic is, after all, only an axiomatic system. We can make up an

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Bruno Marchal
On 12 Jun 2015, at 07:40, Bruce Kellett wrote: LizR wrote: You also say that 1p phenomena - in a physical theory - have to be eliminated (as per Dennett) or elevated to something we could call supernatural (for the sake of argument - in any case, something not covered by the underlying

Re: A (somewhat) different angle on the reversal

2015-06-12 Thread Bruno Marchal
On 12 Jun 2015, at 07:24, Bruce Kellett wrote: David Nyman wrote: Recent discussions on the purported 'reversal' of the relation between 'machine psychology' and physics seem to be running, as ever, into the sand over disagreements on the meaning and significance of rather complex

Re: A (somewhat) different angle on the reversal

2015-06-11 Thread meekerdb
On 6/11/2015 6:58 AM, David Nyman wrote: Recent discussions on the purported 'reversal' of the relation between 'machine psychology' and physics seem to be running, as ever, into the sand over disagreements on the meaning and significance of rather complex arguments like the MGA. I'd like to

A (somewhat) different angle on the reversal

2015-06-11 Thread David Nyman
Recent discussions on the purported 'reversal' of the relation between 'machine psychology' and physics seem to be running, as ever, into the sand over disagreements on the meaning and significance of rather complex arguments like the MGA. I'd like to try another tack. The computational theory of

Re: A (somewhat) different angle on the reversal

2015-06-11 Thread LizR
Nice summary, though I'm not sure how it's (somewhat) different. Maybe I just missed the point. It looks like it's akin to Maudlin - along the lines of I can explain *your* conscious behaviour using a theory that boils down to what atoms do, but I can't explain *my* subjective experiences that

Re: A (somewhat) different angle on the reversal

2015-06-11 Thread Bruce Kellett
David Nyman wrote: Recent discussions on the purported 'reversal' of the relation between 'machine psychology' and physics seem to be running, as ever, into the sand over disagreements on the meaning and significance of rather complex arguments like the MGA. I'd like to try another tack. It

Re: A (somewhat) different angle on the reversal

2015-06-11 Thread Bruce Kellett
LizR wrote: You also say that 1p phenomena - in a physical theory - have to be eliminated (as per Dennett) or elevated to something we could call supernatural (for the sake of argument - in any case, something not covered by the underlying physics). But the alternative is apparently that