[OS X TeX] \langle does not display as such in the Index

[Alain Schremmer]

On , at 2016 Feb 1,11:50 AM, Herbert Schulz wrote:

>> On Feb 1, 2016, at 10:24 AM, Alain Schremmer <schremmer.alain at gmail.com> wrote:
>> 
>> 
>> On , at 2016 Feb 1,11:01 AM, Herbert Schulz wrote:
>> 
>>>> On Feb 1, 2016, at 9:20 AM, Alain Schremmer <schremmer.alain at gmail.com> wrote:
>>>> 
>>>> 
>>>> On , at 2016 Feb 1,7:35 AM, Herbert Schulz wrote:
>>>> 
>>>>>> On Jan 31, 2016, at 11:04 PM, Alain Schremmer <schremmer.alain at gmail.com> wrote:
>>>>>> 
>>>>>> Sorry it took me so long to respond: The problem turned out actually to be more complicated than I had thought and I hope that the attached "minimal example" will clarify the circumstances under which \cup works while \langle does not.
>>>>>> 
>>>>>> Best regards
>>>>>> --schremmer
>>>>>> 
>>>>>> 
>>>>>> <MakeindedVsShowindex.tex.zip>
>>>>>> 
>>>>>> 
>>>>>> On , at 2016 Jan 23,9:03 PM, Herbert Schulz wrote:
>>>>>> 
>>>>>>>> On Jan 23, 2016, at 7:23 PM, Alain Schremmer <schremmer.alain at gmail.com> wrote:
>>>>>>>> 
>>>>>>>> 
>>>>>>>> On , at 2016 Jan 23,7:31 PM, Herbert Schulz wrote:
>>>>>>>> 
>>>>>>>>>> On Jan 23, 2016, at 5:39 PM, Alain Schremmer <schremmer.alain at gmail.com> wrote:
>>>>>>>>>> 
>>>>>>>>>> I am proofreading a bit and just noticed that: 
>>>>>>>>>> 
>>>>>>>>>> \langle displays correctly under showidx but under makeidx displays   hA   
>>>>>>>>>> and 
>>>>>>>>>> \rangle displays correctly under showidx but under makeidx  displays   A with a little cup on top followed by B
>>>>>>>>>> 
>>>>>>>>>> Similarly, 
>>>>>>>>>> 
>>>>>>>>>> \left \langle displays correctly with showidx but under makeidx displays CircleCross A
>>>>>>>>>> and
>>>>>>>>>> \right \rangle displays correctly under showidx but under makeidx displays a dropped A with a little cup on top followed by B
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> I am using
>>>>>>>>>> 
>>>>>>>>>> 			\let\oldopenparen\(%
>>>>>>>>>> 			\let\oldcloseparen\)%
>>>>>>>>>> 			\newcommand{\INDEX}[1]{\def\({\protect\oldopenparen}\def\){\protect\oldcloseparen}\index{#1}}
>>>>>>>>>> 
>>>>>>>>>> which works fine with every other symbols.
>>>>>>>>>> 
>>>>>>>>>> Puzzled regards
>>>>>>>>>> --schremmer
>>>>>>>>> 
>>>>>>>>> Howdy,
>>>>>>>>> 
>>>>>>>>> What are you trying to do?
>>>>>>>> 
>>>>>>>> Indexing math symbols which works fine except for \rlangle and \langle
>>>>>>>> 
>>>>>>>>> Are you including the \rlangle and \langle in math mode?
>>>>>>>> 
>>>>>>>> Yes
>>>>>>>> 
>>>>>>>> Regards
>>>>>>>> --schremmer
>>>>>>> 
>>>>>>> Howdy,
>>>>>>> 
>>>>>>> Have you tried
>>>>>>> 
>>>>>>> \index{{\(\angle\)}} or \index{$\langle$}? It seems to work fine for the makeidx package for me.
>>>>>>> 
>>>>>>> %%!TEX TS-program = pdflatexmk
>>>>>>> \documentclass{article}
>>>>>>> \usepackage{makeidx}
>>>>>>> \makeindex
>>>>>>> \begin{document}
>>>>>>> Here's an indexed item; \(\langle\)\index{\(\langle\)}.
>>>>>>> \printindex
>>>>>>> \end{document}
>>>>>>> 
>>>>>>> Good Luck,
>>>>>>> 
>>>>>>> Herb Schulz
>>>>>>> (herbs at wideopenwest dot com)
>>>>> 
>>>>> Howdy,
>>>>> 
>>>>> In part B I commented out the usepackage showidx and uncommented Michael Sharpe's code. When I compile the index entry, Heiko Oberdiek, is NOT hyperlinked as you say it should be. I'm stopping there for now.
>>>> 
>>>> As my father used to tell me "Le mieux est l'ennemi du bien." which, on this side of the water, translates as "Keep it simple, you idiot."
>>>> Either way, I have attached what I first had. Look at the third entry in the Index.
>>>> Apologetic regards
>>>> 
>>>> <MakeindedVsShowindexESSENTIAL.tex.zip>
>>> 
>>> Howdy,
>>> 
>>> I did go further in your original document and saw the B entry, etc. I could fix things by removing the INDEX command and making sure all those object are defined using \protect. See the enclosed version:
>>> 
>> <MakeindedVsShowindexESSENTIAL.tex.zip>
>>> 
>> 
>> The Index is indeed beautiful but, sometimes, the protection racket can be too expensive: look at the margin entries. ;-))
>> 
>> Best regards
>> --schremmer
> 
> Howdy,
> 
> I see the “ instead of the \ but I see that for the \cup and \cap too and they haven't been re-defined so that has nothing to do with the \protect.

Confusing, isn't it? Take a look at the attached NEXT. Hope it's ... simpler.


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Best regards
--schremmer