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[Groff] [off] micro-typography

From: Stewart C. Russell
Subject: [Groff] [off] micro-typography
Date: Fri, 01 Feb 2002 10:21:54 +0000

Delete now unless you like the geekly minutiae of quality book 
typography. 0% to do with groff, too.

I've just read Han The Thanh's thesis on micro-typographical extensions
to pdfTeX. Basically, this makes TeX's already very good line-breaking
algorithm look much better, by (amongst other things):

* fiddling character widths very slightly

* allowing certain characters (hyphen, comma, etc) to protrude very
slightly into the right margin.

You can read Thanh's thesis here (set in his modified pdfTeX, so it's

(2441127 bytes)

Adobe InDesign uses bits of the near-legendary 'hz' algorithm, but 
apparently doesn't use it all. Thanh appears to have implemented it 
more completely.


Stewart C. Russell CEng MBCS    Senior Analyst Programmer
address@hidden  Collins Dictionaries
use Disclaimer; my $opinion;    Bishopbriggs, Scotland

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