Wed, 30 May 2001 10:48:59 +0200 bauerg injectivity of ^;
Tue, 29 May 2001 11:43:12 +0200 paulson deleted a needless reference to rtrancl_unfold
Mon, 28 May 2001 18:48:28 +0200 oheimb improved handling of space before/after parentheses
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