src/ZF/Constructible/WF_absolute.thy
Wed, 26 Jun 2002 18:31:20 +0200 paulson new treatment of wfrec, replacing wf[A](r) by wf(r)
Wed, 26 Jun 2002 10:25:36 +0200 paulson towards absoluteness of wfrec-defined functions
Mon, 24 Jun 2002 11:57:23 +0200 paulson towards absoluteness of wf
Wed, 19 Jun 2002 11:48:01 +0200 paulson new theory of inner models
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