Dear all, I see some problems with the existing two proposals. I have written this up in a bit more detail, and also made a concrete new proposal to address those issues.
Kindly have a look at [1]. Greetings, Tom Wiesing [1] https://github.com/tkw1536/OpenMath-JSON/blob/master/schema/openmath.md#an-openmath-json-encoding > Hi, everyone. > > I'm the author of the JS OpenMath module referred to below. I was definitely > not trying to create a standard encoding when writing that module, but rather > just creating a library useful for my own purposes. If a standard encoding > were created, I would be glad to be a part of the efforts, and to update that > module to read/write the standard encoding. > > My experience lies more in building software than it does in building > standards, but I'm still glad to contribute to the degree that I can. > > Nathan > >> On May 2, 2018, at 3:52 AM, Alberto González Palomo <albe...@matracas.org> >> wrote: >> >> Michael Kohlhase wrote on 02/05/18 at 08:57: >>> we have come across the need to communicate OpenMath Objects to JavaScript. >>> We could go traditional and send over XML and have JS parse that into JS >>> Objects, or we could use a JSON binding for OpenMath. >>> It actually seems that Nathan Carter has already done something very >>> much like that. [1] >>> Would it make sense to standardize a JSON binding of OpenMath? After >>> all, JSON is one of the practical competitors for XML and used A LOT on >>> the web. >>> [1] https://lurchmath.github.io/openmath-js/site/ >> >> For anyone else interested, here is a direct link to the docs: (please note >> that I'm not the author) >> https://github.com/lurchmath/openmath-js/blob/master/openmath.litcoffee#openmath-module >> >> Some concrete examples: >> https://github.com/lurchmath/openmath-js/blob/master/openmath-spec.litcoffee#should-decode-valid-simple-forms >> >> For instance, let's compare the encoding of $x+5$: >> >> - OpenMath: >> <OMOBJ xmlns="http://www.openmath.org/OpenMath";><OMA><OMS cd="arith1" >> name="plus"/><OMV name="x"/><OMI>5</OMI></OMA></OMOBJ> >> >> - openmath-js: >> {"t":"a", c:[ {"t":"sy", "cd":"arith1", "n":"plus"}, {"t":"v", "n":"x"}, >> {"t":"i", "v":"5"} ] } >> >> There is another way to encode XML as JSON, called JSONML, which is pretty >> much LISP with square brackets: >> http://jsonml.org/ >> >> - JSONML: >> ["OMOBJ", {"xmlns":"http://www.openmath.org/OpenMath"}, ["OMA", ["OMS", >> {"cd":"arith1", "name":"plus"}], ["OMV", {"name":"x"}], ["OMI", "5"] ]] >> >> As a standard encoding, I'd rather recommend JSONML because it is a >> straight mapping of the XML syntax and there are implementations of it for >> several programming languages. I've used it extensively for web >> applications, generating HTML and XML for both personal projects and work >> for customers, and it works well in practice. >> >> Cheers, >> -- >> Alberto González Palomo >> Toledo, España / Saarbrücken, Deutschland >> https://matracas.org > > <ATT00001.txt> _______________________________________________ Om mailing list Om@openmath.org http://mailman.openmath.org/cgi-bin/mailman/listinfo/om
