[FOM] Uniformly Reflexive Structures (URS)
hmflogic at gmail.com
Tue Apr 16 16:39:43 EDT 2013
>I have a question about computability. I am sure it is well known but
>I cannot find the answer in my textbooks.
>For any system that is Turing complete, one can define a universal
>machine in this system.
>But I want to do thing the other way round. Assume a system that has a
>universal machine as one of its primitive instructions. What are the
>other primitives needed to make this system Turing-complete?
You may want to look at the URS. These are the uniformly reflexive
structures of Wagner and Strong,and also Strong's BRFT. This stuff is
not sufficiently studied in recent years.
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