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From: Hans Hagen <pragma@wxs.nl>
Cc: ntg-context@ntg.nl
Subject: Re: mathrel, pdfetex, my formats...
Date: Thu, 21 Jun 2001 09:58:07 +0200	[thread overview]
Message-ID: <3.0.6.32.20010621095807.01565ca0@server-1> (raw)
In-Reply-To: <200106201622.SAA00276@sol.cs.uni-dortmund.de>

At 06:22 PM 6/20/01 +0200, Patrick Gundlach wrote:
>Hi,
>
>I have a problem (probably my own fault, but I have no idea 
>where to start debugging) I was playing with m-cweb.
>
>this is the file a.tex:
>-----------------
>\mathrel?
>-----------------

>tex, etex and pdfetex all say something like this:
>
>! Missing $ inserted.
><inserted text> 
>                $
>

right, since \mathrel is a math comand 

>but cont-en (pdfetex) says:
>! Undefined control sequence.
>l.1 \mathrel?

you have an unmatched \unprotect somewhere [maybe in cont-sys.tex] which
means that ? is a letter and part of the cs, 

\mathrel ? or \mathrel{?} will work ok, 

but best if to locate the unmatched \unprotect -- \protect 

Hans
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      reply	other threads:[~2001-06-21  7:58 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-06-20 16:22 Patrick Gundlach
2001-06-21  7:58 ` Hans Hagen [this message]

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