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Re: [Groff] \o and \z do not work for -Tutf8


From: James K. Lowden
Subject: Re: [Groff] \o and \z do not work for -Tutf8
Date: Mon, 4 Aug 2014 20:44:25 -0400

On Mon, 04 Aug 2014 23:19:41 +0100
Keith Marshall <address@hidden> wrote:

> OTOH, when a typewriter overstrikes, the accumulation of all glyphs
> struck remains indelibly impressed on the printed page.

[OT]

The symbol set of APL took advantage of that property.  The language
defines some 60 symbols, more than fit on the special-order APL
Selectric typeball.  Some symbols were composed using the backspace.  

http://www.quadibloc.com/comp/aplint.htm
"The letters of the alphabet could be overstruck with squares, circles,
or several other symbols to increase the number of available variables."

--jkl



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