On 9/7/2012 4:41 AM, Josef Urban wrote:
Hi,
just a quick comment before this becomes into some HOL vs FOL issue:
(conservative) extension by definitions
(http://en.wikipedia.org/wiki/Extension_by_definitions) is a standard
FOL method that used very often (e.g., when building up math in ZFC).
3rd International Conference on Runtime Verification (RV 2012)
September 25-28, 2012
Koc University Research Center for Anatolian Civilizations in Pera
Istanbul, Turkey
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Hi Gottfried,
I think this may belong more to the FOM list.
In short, I think people are OK with viewing a theory and its
definitional extension as practically the same thing.
Perhaps one way how to think about this could be to choose the names
of newly defined symbols based on some Goedel
