Mon, 27 Nov 2006 17:13:10 +0100 typo fixed
webertj [Mon, 27 Nov 2006 17:13:10 +0100] rev 21558
typo fixed
Mon, 27 Nov 2006 14:50:21 +0100 added the function for free variables of a lambda-term, which is a
urbanc [Mon, 27 Nov 2006 14:50:21 +0100] rev 21557
added the function for free variables of a lambda-term, which is a tad more difficult to define than capture-avoiding substitution
Mon, 27 Nov 2006 14:33:18 +0100 outermost universal quantifiers are stripped
webertj [Mon, 27 Nov 2006 14:33:18 +0100] rev 21556
outermost universal quantifiers are stripped
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