nominal2: File revisions

Nominal/Nominal2.thy

2011-06-22	Christian Urban	deleted some dead code	file \| diff \| annotate
2011-06-22	Christian Urban	some rudimentary infrastructure for storing data about nominal datatypes	file \| diff \| annotate
2011-06-16	Christian Urban	got rid of the boolean flag in the raw_equivariance function	file \| diff \| annotate
2011-06-15	Christian Urban	added size-lemmas to simplifier; as a result termination can be proved by the standard lexicographic_order method	file \| diff \| annotate
2011-06-07	Christian Urban	cleaned ups a bit the examples with the invariant framework; exported nominal_function_config datatype into separate structure and file	file \| diff \| annotate
2011-06-07	Christian Urban	fixed problem with earlier commit about nominal_function_common; added facility for specifying an invariant - added a definition of frees_set which need a finiteness invariant	file \| diff \| annotate
2011-06-05	Christian Urban	added an option for an invariant (at the moment only a stub)	file \| diff \| annotate
2011-05-25	Christian Urban	added eq_iff and distinct lemmas of nominal datatypes to the simplifier	file \| diff \| annotate

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