O.K. I am can not remember where I got the part where TeX was based on SGML. Maybe, I have the context wrong maybe it was LaTeX. It was somewhere in the depths of CTAN, though.
regards Keith Am 04.10.2010 um 19:13 schrieb maxwell: > 10...@googlemail.com> <099c5363-8fa4-43bd-bc2e-f981c1da6...@web.de> > <291385.69446...@web110116.mail.gq1.yahoo.com> > Message-ID: <3b7d79f69c7aa8d3caf00316e53fa...@umiacs.umd.edu> > X-Sender: maxw...@umiacs.umd.edu > User-Agent: RoundCube Webmail/0.3.1 > Content-Transfer-Encoding: 8bit > Content-Type: text/plain; charset=UTF-8 > > On Mon, 4 Oct 2010 06:22:13 -0700 (PDT), Apostolos Syropoulos > <asyropou...@yahoo.com> wrote: > [not sure who is being quoted here:] >>> TeX was developed as a subset of SGML >> TeX as a programming language is a derivative of LISP > > I'm puzzled here. Re the '>>' line: AFAIK, TeX was developed before SGML > existed; XML is derived from SGML (not sure it's strictly a subset), maybe > that's '>>' meant to write. > > As for the '>' line, the first version of TeX was implemented in SAIL, > which was an Algol-like programming language. The current version is > written in WEB, which is a Pascal-based system + documentation; it is often > converted to C for compilation. And TeX itself doesn't look anything like > LISP to me, but maybe I'm missing s.t.? (Like a CAR and a CDR and...) > > Can someone enlighten me/us here? > > Mike Maxwell > > > -------------------------------------------------- > Subscriptions, Archive, and List information, etc.: > http://tug.org/mailman/listinfo/xetex -------------------------------------------------- Subscriptions, Archive, and List information, etc.: http://tug.org/mailman/listinfo/xetex