Re: recursion theory

2002-06-27 Thread Bruno Marchal
Title: Re: recursion theory At 11:41 -0700 25/06/2002, Wei Dai wrote: On Mon, Jun 17, 2002 at 12:39:49PM +0200, Bruno Marchal wrote: Recursion theory is the same as Computability Theory, although the name recursion theory is used when the emphasis is on the abstract theory. Recursion theory

Re: recursion theory

2002-06-25 Thread Wei Dai
On Mon, Jun 17, 2002 at 12:39:49PM +0200, Bruno Marchal wrote: Recursion theory is the same as Computability Theory, although the name recursion theory is used when the emphasis is on the abstract theory. Recursion theory has born with Emil Post 1944 paper, which is still a good introduction

recursion theory

2002-06-16 Thread Wei Dai
I'm trying to learn about recursive ordinals and related topics such as the arithmetical hierarchy, which are studied under the name recursion theory. Is anyone here familiar with recursion theory? Can anyone recommend a book on it?