[texhax] the \let command

Philip TAYLOR P.Taylor at Rhul.Ac.Uk
Mon Nov 27 17:54:45 CET 2006


Surely because \t is recursively defined in terms of itself,
n'est-ce pas ?

** Phil.
--------
tom sgouros wrote:

> Perhaps this will make it clearer:
> 
> \documentclass{article}
> 
> \begin{document}
> 
> \t bb
> 
> \let\tie\t
> \def\t{t}
> \let\mycedilla\c
> \def\c{c}
> 
> \t bb
> \tie bb
> \c b
> \mycedilla b
> 
> \end{document}
> 
> Please explain why the "\t bb" at the beginning of the file behaves
> differently from the "\tie bb" further down.  When I try this, the first
> "\t bb" makes a tie over the "bb", but the "\tie bb" produces what
> appears to be an italic "t" followed by a "bb".  My understanding of the
> \let would imply to me that the \tie should be identical to the original
> definition of the \t, but it is not.  Why not?
> 
>  -tom
> 


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