Tweaking lib/symbols for XML entities

[Thibaut Cuvelier]

On Thu, 14 May 2020 at 21:10, Thibaut Cuvelier <dourouc05 at gmail.com> wrote:

> On Thu, 14 May 2020 at 20:40, Guenter Milde <milde at users.sf.net> wrote:
>
>> Dear Thibaut,
>>
>> On 2020-05-10, Thibaut Cuvelier wrote:
>>
>> > In order to ensure a valid DocBook entity with math formulae, the MathML
>> > generator must produce valid XML. Right now, it "only" produces valid
>> HTML
>> > (which is already quite an achievement!). The difference is in the
>> > entities: in HTML, you can use many entities, like ∑. This is no
>> more
>> > the case in XML, where you have to define all entities (that is, besides
>> > <, >, &, ", '). A solution for DocBook would be to
>> > define the needed entities in the XML document, but that would require
>> > generating all math formulas, remembering the needed entities, then
>> output
>> > the mapping at the *beginning* of the XML document.
>>
>> Why don't you simply use Unicode literal characters?
>>
>
> Many of these characters require more than one UTF-8 character; is it
> ensured to be read correctly? Right now, it's exclusively ASCII, so no
> questions asked. Furthermore, XML processors are more used to have entities
> rather than exotic characters; similarly, MathType uses this kind of
> entities when exporting in MathML. When users display the XML document,
> they must use a font that has all the needed characters, which is far from
> guaranteed.
>
>
>> Günter
>>
>> --
>> lyx-devel mailing list
>> lyx-devel at lists.lyx.org
>> http://lists.lyx.org/mailman/listinfo/lyx-devel
>
>
Here is a new version of the patch with also changes in InsetMathDots (the
more I test, the more I find places with entities to adapt…).
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