Re: enumeration of equations containing \mathcases

["j. van den hoff" <veedeehjay@googlemail.com>]

On Tue, 10 Feb 2015 18:25:25 +0100, Otared Kavian <otared@gmail.com> wrote:

> Hi Joerg,

hi otared,

>
> I use a math align environment, like the following:
>
> %%%% begin
> %% analogous to \cases
> \definemathmatrix[alignedcases] %% <——— here you can give whatherver  
> name you wish
> 		[align={right,left,left},
> 		distance=3pt,
> 		left={\left\{},
> 		right={\right.},
> 		style=\displaystyle]
> 		
> \starttext
> bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla
> bla bla bla bla bla bla
> \placeformula
> \startformula
>     K_1 \rightarrow
>     \startalignedcases
>        \NC f  \NC \mbox{ for }\,  f \ll PS,  \quad\mbox{(flow limited  
> transport)}     \NR
>        \NC PS \NC \mbox{ for }\, f \gg PS,\quad \mbox{(diffusion limited  
> transport)} \NR
>     \stopalignedcases
> \stopformula
> bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla
> bla bla bla bla bla bla
>
> \stoptext
> %%%% end

ah yes. that works... very good.
>
> However I don’t know how to number each subcases.

I do not need these, actually, right now. so you solved my problem just  
fine.

@devs: what about the original \mathcases problem? should equation  
numbering not work for that command, too?

but anyway: really thanks a lot for this solution!

joerg

>
> Best regards: OK
>
>> On 10 Feb 2015, at 17:32, j. van den hoff <veedeehjay@googlemail.com>  
>> wrote:
>>
>> hi list,
>>
>> admittedly I've posted this problem two times 6-8 weeks ago already but  
>> since I did not get a single
>> response (not even RTFM...) I try it now a third time (hoping this is  
>> not considered spamming the list ...):
>>
>> question: how can I get properly aligned enumeration of equations that  
>> use `\mathcases'.
>>
>> example:
>> 8<--------------------------------------------------------------
>> bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla
>> bla bla bla bla bla bla
>> \placeformula
>> \startformula
>>     K_1 \rightarrow
>>     \startmathcases
>>        \NC f  \NC for $f \ll PS$ (flow limited transport)      \NR
>>        \NC PS \NC for $f \gg PS$ (diffusion limited transport) \NR[+]
>>     \stopmathcases
>> \stopformula
>> bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla
>> bla bla bla bla bla bla
>> \stoptext
>> 8<--------------------------------------------------------------
>>
>> does "subcases enumeration" in the second case but this is not aligned  
>> with the right text margin so
>> it can not be used easily to "fake" the enumeration of the whole  
>> equation. \placeformula on the
>> other hand does not print an equation number at all (contrary to what  
>> it usually does.
>>
>> I'm at a loss how to solve this...
>>
>> thx,joerg
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>
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