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[help-3dldf] Re: [metafont] Re: all intersections between two paths

From: Robin Fairbairns
Subject: [help-3dldf] Re: [metafont] Re: all intersections between two paths
Date: Mon, 17 Jan 2005 13:03:52 +0000 
> On Mon, 17 Jan 2005, Hans Hagen wrote:
> 
> > there are no loops in tex
> 
> %% ttest.tex
> 
> \count255=0
> 
> \loop

i think you confuse the name with the implementation.

the macro simulates something approximating the semantics of "loop"
using tail-recursion.
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