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Path: utzoo!mnetor!seismo!brl-adm!brl-sem!ron
From: ron@brl-sem.ARPA (Ron Natalie )
Newsgroups: news.software.b,news.admin
Subject: Re: Bug in `.ux' macro in 2.11 doc/tmac.n USENET TROFF macros ; fix
Message-ID: <539@brl-sem.ARPA>
Date: Tue, 23-Dec-86 19:01:21 EST
Article-I.D.: brl-sem.539
Posted: Tue Dec 23 19:01:21 1986
Date-Received: Wed, 24-Dec-86 00:06:18 EST
References: <785@smeagol.UUCP> <786@smeagol.UUCP> <788@maynard.BSW.COM>
Organization: Electronic Brain Research Lab
Lines: 10
Keywords: troff  doc/tmac.n  2.11
Xref: mnetor news.software.b:141 news.admin:92

In article <788@maynard.BSW.COM>, campbell@maynard.BSW.COM (Larry Campbell) writes:
> Now, it seems to me that the macro is just plain incorrect.  According
> to the troff manual, \u and \d move 1/2 em up or down.  The definition
> of an em is three times the current point size.  So to balance a \u,
> the \d should be made at the same point size as the \u.

An EM is the point size horizontally.  Essentially, it is a square blank
character.

-Ron