On Sun, Apr 28, 2013 at 02:15:31PM +0200, Bruno Marchal wrote:
> I know you like Robert Rosen, who asserted that Church Turing thesis
> is false, but he has not convinced me at all on this.

Where did he assert this? Admittedly, I haven't read all his works,
mainly just "What is life?", but I thought his main thesis was that
living systems could be distinguished from computation by virtue of it
being closed under efficient causation (which computations aren't).


Prof Russell Standish                  Phone 0425 253119 (mobile)
Principal, High Performance Coders
Visiting Professor of Mathematics      hpco...@hpcoders.com.au
University of New South Wales          http://www.hpcoders.com.au

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