RE: A calculus of personal identity

2006-06-24 Thread Stathis Papaioannou
Lee, It’s perhaps unfortunate that we are arguing about this because I think we basically agree on what Derek Parfit has called a reductionist theory of personal identity (in his 1984 book “Reasons and Persons”; apparently “reductionist” was not in wide use as a term of abuse back then). I like

Re: A calculus of personal identity

2006-06-24 Thread Bruno Marchal
Le 24-juin-06, à 07:19, Colin Hales a écrit : Hi, [ALL] Lee, I seem to have miss-attributed the source of my guffaw that lead to my little outburst to Bruno. Apologies to all as appropriate... :-) That's what I call a scientific attitude. Doing errors, discovering them, admitting

Re: A calculus of personal identity

2006-06-24 Thread Bruno Marchal
Le 23-juin-06, à 07:29, George Levy a écrit : In Bruno's calculus what are the invariances? (Comment on Tom Caylor's post) Logicians, traditionally, are interested in deduction invariant with respect of the interpretation. A typical piece of logic is that: from p q you can infer p. And

Re: A calculus of personal identity

2006-06-24 Thread Bruno Marchal
Le 23-juin-06, à 06:51, Lee Corbin a écrit : Now the version of me who continues on Earth *would* be very unhappy (though he would become used to it) if each second . percent of him was taken away to hell forever. This is because I must anticipate being in hell (just as you are saying).

Re: A calculus of personal identity

2006-06-24 Thread Bruno Marchal
Le 21-juin-06, à 11:19, Russell Standish a écrit : On Thu, Jun 22, 2006 at 10:29:30PM -0700, George Levy wrote: In Bruno's calculus what are the invariances? (Comment on Tom Caylor's post) The main one relates to universal computation. For example, the coding theorem states that

Re: Only Existence is necessary?

2006-06-24 Thread Bruno Marchal
Dear Stephen, We can go on and on about relations between states, numbers, UDs, or whatever, but unless we have a consistent way to deal with the source of individuation and thus distinguishability, we are going nowhere... The source of individuation could be personal memory I think.

Re: A calculus of personal identity

2006-06-24 Thread Bruno Marchal
I comment a Post by Stathis addressed to Lee and I end up with a question to Hal. Le 24-juin-06, à 15:01, Stathis Papaioannou a écrit : x-tad-biggerLee,/x-tad-bigger x-tad-bigger  /x-tad-bigger x-tad-bigger It’s perhaps unfortunate that we are arguing about this because I think we basically

Re: A calculus of personal identity

2006-06-24 Thread George Levy
Bruno Marchal wrote: Le 23-juin-06, 07:29, George Levy a crit : In Bruno's calculus what are the invariances? (Comment on Tom Caylor's post) Logicians, traditionally, are interested in deduction invariant with respect of the interpretation. A typical piece of

age of Loebianity

2006-06-24 Thread Russell Standish
An interesting (if perhaps sideline) discovery on when the modern human mind evolved: http://www.theaustralian.news.com.au/story/0,20867,19570907-29677,00.html LONDON: Modern human behaviour such as body adornment, figurative thought and probably complex language began at least 25,000 years

Re: A calculus of personal identity

2006-06-24 Thread Russell Standish
On Sat, Jun 24, 2006 at 08:30:08PM +0200, Bruno Marchal wrote: 2) We are type, not token. There is no physical token. (with comp). Parfit thinks we are token. I have not the Parfit under the hand, I will give you the pages later. I don't think there are any mathematical token either. It

Re: A calculus of personal identity

2006-06-24 Thread Russell Standish
I do apologise for my computer getting stuck in the past. I'm posting this from Linux running under VMWare running under Windows XP. It seems this arrangement leads to temporal paradox whenever the computer hibernates... Cheers On Thu, Jun 22, 2006 at 07:08:07AM +1000, Russell Standish wrote:

Re: Only Existence is necessary?

2006-06-24 Thread Stephen Paul King
Dear Bruno, Thank you for this wonderful post! Interleaving... - Original Message - From: Bruno Marchal [EMAIL PROTECTED] To: everything-list@googlegroups.com Sent: Saturday, June 24, 2006 1:43 PM Subject: Re: Only Existence is necessary? Dear Stephen, We can go