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Re: [PVS-Help] turning off rewrite
So I see in *Auto-Rewrites* that after install-rewrites this function <=
is installed, which confirms the problem. What I want to do is prevent
any rewriting with this definition. Isn't that what the AUTO_REWRITE-
declaration is for?
On Sat, 22 Jul 2006, Natarajan Shankar wrote:
> The Emacs command M-x show-auto-rewrites should show you the active
> rewrites in the *Auto-Rewrites* buffer. You can use the stop-rewrite prover
> command on the rewrite as named in the *Auto-Rewrites* buffer to stop it.
> To stop the recursive rewriting loop, you need to arrange the definition so
> that the measure decreases whenever the top conditional is resolved.
>> I have a recursively defined relation named <= on a datatype which I don't
>> want to use as a rewrite. Following the definition of <= I declare
>> AUTO_REWRITE- <= : [dty,dty -> bool]
>> But grind on sequents involving <= seems to diverge rewriting it:
>> Warning: Rewriting depth = 50; Rewriting with <=
>> I tried (stop-rewrite "myTheoryname.<=") which yields
>> classtableSig.<= is not an auto-rewrite
>> How do I determine the installed rewrites, and more importantly uninstall
>> this one?