From: tfl <tfl@mitre.org>

Date: Wed, 27 Mar 2002 09:03:15 -0500

To: <www-math@w3.org>

Message-ID: <000501c1d598$244791e0$30c71d80@mitre.org>

Date: Wed, 27 Mar 2002 09:03:15 -0500

To: <www-math@w3.org>

Message-ID: <000501c1d598$244791e0$30c71d80@mitre.org>

Not sure if this will help, but take a look at: http://www.scg.uwaterloo.ca/~hqle/ In particular: http://www.scg.uwaterloo.ca/~hqle/MS/MS1.html At least it might give you some ideas. Thomas Litant, Ph.D. Senior INFOSEC Scientist MITRE/Langley AFB Comm. 1-757-825-8516 DSN 574-2525 FAX 1-757-826-9212 > -----Original Message----- > From: www-math-request@w3.org > [mailto:www-math-request@w3.org]On Behalf > Of Paul Libbrecht > Sent: Tuesday, March 26, 2002 4:04 PM > To: www-math@w3.org; CMoss@tvnz.co.nz > Subject: Re: Taking MathML "backwards" to go forwards > > > Hi, > > >> [...] Our data acquisition occurs in XML, we > >> have a template management system for our web content - so > what I plan > >> to do, is create templates in MathML to "wrap" statistical > analysis > >> equations around our election data (basically numbers of > votes :) and > >> process those equations. [...] > >> Does anyone know of a MathML engine which does this type of > >> calculation already? > > > > Sure. There are various options. The obvious choices are Maple and > > Mathematica, which both import and evaluate either presentation or > > content MathML. > [...] > > What you propose sounds quite reasonable, and especially if you use > > content MathML > > I'd be careful here to distinguish MathML presentation from content. > As long as you stay in a relatively restricted field (really > restricted) > you have hopes to make a translation from presentation to content. > > In general however, this is bound to fail. At least as soon as you > introduce new symbols. I am pretty sure you can easily craft a > presentation mathML object whose translation to content may have at > least two non-compatible mathematical meanings. > > If WebEQ, Maple and Mathematica do these translations, they > do so with > some heuristics with which I would be very careful. Of course, if you > insist on presentation and the capability to input this presentation, > then you might want to stay with these. And you will need to test > permanently your equations. > > If, however, your formulas are in content MathML then you're sure to > have it working in Maple and Mathematica. > For the presentation of these formulas in a web-browser, however, you > will need some kind of stylesheets. > > You would do the same job with OpenMath, for example. The latter is > slightly more matured than content MathML but has no official > presentation language. Connections to mathematical systems which can > receive and deliver OpenMath exist (though all alpha). See > for example > the RIACA projects' pages at > http://crystal.win.tue.nl/projects/index.html > (among others, one not too poor and OpenSource is the Gap server and > client for which you have a Java WebStart demo for both server and > client shell. For a more adventurous one, but for statistics, I think > they started something with R, an OpenSource statistics software). > > As of presentations of formulas encoded in OpenMath within > straight HTML > (and recently to presentation MathML), a number of them are > available, > among others in the OMDoc repositories and the ActiveMath learning > environment. > http://www.mathweb.org/omdoc/ > http://www.activemath.org/ > > Hope that helps. > Note that I was not very clear what kind of "extraction of > formulas" you > were thinking of. Otherwise said, I did not understand the kind of > document containing formulas which you are planning. > > Paul >Received on Wednesday, 27 March 2002 09:02:34 UTC

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