You say 'if A happens then B must happen according to the laws of physics'.
Can you think of an example? Hume couldn't and I can't.
> -----Original Message-----
> From: Jacques M Mallah [SMTP:jqm1584.domain.name.hidden]
> Sent: Saturday, June 26, 1999 4:43 AM
> To: everything-list.domain.name.hidden
> Subject: Re: COUNTERFACTUALS
>
> On Fri, 25 Jun 1999 hal.domain.name.hidden wrote:
> > > Nope. Causality is easy to incorporate into a one universe
> model.
> > > Any initial value problem obviously has causality.
> >
> > Please define what you mean by causality, or in other words what you
> > mean when you say that A causes B.
>
> If A then B. In the context of an initial value problem it is not
> difficult. (It's another question if it's not one, but QM as we know it
> is. Quantum gravity might be more interesting, but I'm sure there will be
> a way to do it.)
> If A happens, then B must happen, according the laws of physics.
> In other words, if you are given the laws of physics but not the initial
> conditions, and that is not enough information to know if B happenned, but
>
> if you are also given the fact that A happenned, then you know that B
> happenned, then A causes B.
>
> - - - - - - -
> Jacques Mallah (jqm1584.domain.name.hidden)
> Graduate Student / Many Worlder / Devil's Advocate
> "I know what no one else knows" - 'Runaway Train', Soul Asylum
> My URL: http://pages.nyu.edu/~jqm1584/
Received on Mon Jun 28 1999 - 01:53:01 PDT