Re: Conversion of underbrace (to and from Word)

[Emma Cliffe <e.h.cliffe-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

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Dear John,

Just final confirmation after retesting: to get the transform to work from 
mathML to Word I needed both pandoc 2.1.1 (so presumably the fix you 
referred to) *and* the correct unicode symbol in the mathML. 

Thanks again,
Emma

On Tuesday, 23 January 2018 11:06:04 UTC, Emma Cliffe wrote:
>
>
> Dear John,
>
> Okay, I think that I have solved the issue. The clue was in 
> https://hackage.haskell.org/package/texmath-0.8.6.5/changelog where it 
> states "Fixed overbrace, underbrace (#82). Previously we were using the 
> wrong character: U+FE37 instead of U+23DE. This didn't work in Word." If I 
> switch the unicode character in the input mathML then the conversion does 
> then work correctly in a simple test. 
>
> The mathML does still render correctly so I guess I need to switch unicode 
> under and over braces. 
>
> Sorry for the confusion and thanks for your time.
> Emma
>
>
> On Tuesday, 23 January 2018 10:27:53 UTC, Emma Cliffe wrote:
>>
>> Dear John,
>>
>> Sorry, I should have tested more extensively. You are correct, this does 
>> fix the LaTeX to Word conversion. However, we are actually converting 
>> MathML to Word. When I originally reported it I got the same incorrect 
>> result on conversion from LaTeX to Word and on conversion from MathML to 
>> Word so I reported both at once as I assumed, obviously incorrectly that 
>> the two issues had the same cause. I have now checked everything and the 
>> situation is:
>>
>> LaTeX to Word is now producing the correct output
>> MathML to Word is still producing incorrect output
>>
>> The MathML is:
>>
>> <math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
>>   <mrow>
>>     <munder>
>>       <mrow>
>>     <munder>
>>       <mrow>
>>         <mi>x</mi>
>>         <mi>x</mi>
>>         <mi>x</mi>
>>         <mo>&#x2026;</mo>
>>         <mi>x</mi>
>>         <mi>x</mi>
>>       </mrow>
>>       <mo>&#xFE38;</mo>
>>     </munder>
>>       </mrow>
>>       <mrow>
>>     <mi>n</mi>
>>       </mrow>
>>     </munder>
>>   </mrow>
>> </math>
>>
>> The above renders correctly in Firefox (native rendering) and using 
>> MathJax. I am pretty sure that this is the right MathML?
>>
>> I attach a screenshot of what I get when I render the above and the 
>> output of the transform to Word. I'll keep trying to work out what is 
>> actually happening.
>>
>> Many thanks for any insights,
>> Emma
>>
>> On Monday, 22 January 2018 19:27:38 UTC, John MacFarlane wrote:
>>>
>>> Here's what I get when I convert 
>>>
>>> $$ 
>>> \underbrace{xxx\ldots xx}_n 
>>> $$ 
>>>
>>> from markdown to docx (see attached screenshot). 
>>>
>>> That looks just right to me.  I wasn't sure how to 
>>> interpret your "linear format" strings, so I'm not 
>>> sure what you're seeing.  You can attach a screenshot. 
>>>
>>> Your pandoc is compiled against a recent version 
>>> of texmath (0.10.1). 
>>>
>>>
>>> +++ Emma Cliffe [Jan 22 18 10:08 ]: 
>>> >   Dear John, 
>>> >   Thanks for the information below. For some reason I didn't see your 
>>> >   response when you posted it. I have just now tried the latest 
>>> version 
>>> >   of pandoc from the downloads page (pandoc 2.1.1 Compiled with 
>>> >   pandoc-types 1.17.3, texmath 0.10.1, skylighting 0.6) and I am 
>>> getting 
>>> >   the same problem. The output in linear format of Word is 
>>> ((xxx…xx)┬(} 
>>> >   ))┬n which does not render correctly. This seems to be about the 
>>> same 
>>> >   as what I was getting before: ((xxx…xx)┬⏟)┬n and not what I would 
>>> >   expect to get: ⏟(xxx…xx)┬n 
>>> >   From what I can tell the binary is using a version of texmath that 
>>> >   contains the below mentioned fix? 
>>> >   Thanks for any help you can give us. 
>>> >   Emma 
>>> >   On Tuesday, 3 October 2017 21:52:27 UTC+1, John MacFarlane wrote: 
>>> > 
>>> >     This bug got fixed in texmath in February 2016. 
>>> >     If you compile your pandoc against the most recent version 
>>> >     of texmath, it should work. 
>>> >     Anyway, this will be fixed in the pandoc 2.0 binary 
>>> >     packages.  Or you can try (at your own risk) a binary 
>>> >     from pandoc-nightlies. 
>>> >     +++ Emma Cliffe [Oct 03 17 02:36 ]: 
>>> >     >   Morning, 
>>> >     >   I am having trouble getting pandoc to convert underbrace 
>>> either 
>>> >     into 
>>> >     >   Word or out of Word. I wondered if there is either something I 
>>> >     am doing 
>>> >     >   wrong, whether this is a known problem (I can't find a report) 
>>> >     or if 
>>> >     >   there is a work round for converting into Word. 
>>> >     >   If I try to convert: 
>>> >     >   \[ 
>>> >     >   \underbrace{xxx\ldots xx}_n 
>>> >     >   \] 
>>> >     >   for instance then what I get in Word (linear format) is: 
>>> >     >   ((xxx…xx)┬⏟)┬n 
>>> >     >   which does not render as a stretched underbrace. 
>>> >     >   I would expect to get: 
>>> >     >   ⏟(xxx…xx)┬n 
>>> >     >   which is typed directly into Word as \underbrace(xxx\ldots 
>>> xx)_n 
>>> >     (then 
>>> >     >   space to trigger). You get the same linear interpretation if 
>>> you 
>>> >     use 
>>> >     >   the mouse to create the structure. 
>>> >     >   The above is the direction I am interested in. I am actually 
>>> >     converting 
>>> >     >   from MathML and see the same behaviour as in the cut down test 
>>> >     of md or 
>>> >     >   tex to docx I have explained above. 
>>> >     >   For completeness I tried to convert in the other direction. 
>>> >     Starting 
>>> >     >   from the above structure in Word I end up with: 
>>> >     >   \[\underset{n}{}\] 
>>> >     >   which has not only lost the xxx...xx but underbrace has become 
>>> >     underset 
>>> >     >   which is not the same thing. 
>>> >     >   Does anyone know anything more about this? 
>>> >     >   Many thanks, 
>>> >     >   Emma 
>>> >     > 
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>>> >     >References 
>>> >     > 
>>> >     >   1. mailto:[6]pandoc-discuss+unsubscribe-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org 
>>> >     >   2. mailto:[7]pandoc-...-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org 
>>> >     >   3. [8]
>>> https://groups.google.com/d/msgid/pandoc-discuss/f240aa27- 
>>> >     3e64-430c-82b0-55e095a5b175-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org?utm_medium= 
>>> >     email&utm_source=footer 
>>> >     >   4. [9]https://groups.google.com/d/optout 
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>>> >References 
>>> > 
>>> >   1. javascript:/ 
>>> >   2. javascript:/ 
>>> >   3. 
>>> https://groups.google.com/d/msgid/pandoc-discuss/f240aa27-3e64-430c- 
>>> >   4. http://40googlegroups.com/ 
>>> >   5. https://groups.google.com/d/optout 
>>> >   6. javascript:/ 
>>> >   7. javascript:/ 
>>> >   8. 
>>> https://groups.google.com/d/msgid/pandoc-discuss/f240aa27-3e64-430c-82b0-55e095a5b175-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org?utm_medium=email&utm_source=footer 
>>> >   9. https://groups.google.com/d/optout 
>>> >  10. mailto:pandoc-discuss+unsubscribe-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org 
>>> >  11. mailto:pandoc-...-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org 
>>> >  12. 
>>> https://groups.google.com/d/msgid/pandoc-discuss/150196ab-c7ac-428b-b989-583e8e91db64-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org?utm_medium=email&utm_source=footer 
>>> >  13. https://groups.google.com/d/optout 
>>>
>>>

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