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Posting-Version: version B 2.10.2 9/18/84; site sdcc3.UUCP
Path: utzoo!watmath!clyde!bonnie!akgua!sdcsvax!sdcc3!rusty
From: rusty@sdcc3.UUCP (Rusty Wright)
Newsgroups: net.text
Subject: Re: Ditroff troubles
Message-ID: <2529@sdcc3.UUCP>
Date: Fri, 7-Dec-84 17:18:36 EST
Article-I.D.: sdcc3.2529
Posted: Fri Dec  7 17:18:36 1984
Date-Received: Sun, 9-Dec-84 03:41:21 EST
References: <334@ut-sally.UUCP> <384@ut-sally.UUCP>
Distribution: net
Organization: U.C. San Diego, Academic Computer Center
Lines: 20

> > The main problem seems trivial but for certain applications simply can't be
> > ignored: ditroff screws up square roots (as produced using the preprocessor
> > deqn).  Specifically, the horizontal bar which should appear over the
> > expression to be sqrted is too low and is dashed rather than solid.  It
> > appears that the "root extender" character \(rn is somehow at fault.  I've
> > used rst2ch to browse around in the likely raster files, but I can't even
> > find the \(rn character to check it.  Any ideas where \(rn should be or how
> > I could fix the problem?
> 
> Apparently I'm not alone in having trouble with ditroff.  Steve Hubert
> (...ihnp4!uw-beaver!entropy!hubert) reports a similar problem, but with one
> intriguing difference: his square roots are fine but the horizontal lines in
> fractions (produced by deqn "over") are dashed!  Does this suggest anything
> to anyone?
> 
> --- Prentiss Riddle ("Aprendiz de todo, maestro de nada.")
> --- {ihnp4,harvard,seismo,gatech,ctvax}!ut-sally!riddle

could it be that the width table has an incorrect value for the
width of these glyphs? try changing it to be somewhat smaller.