Re: math formula linebreak

[Steffen Wolfrum <context@st.estfiles.de>]

Am 09.08.2012 um 22:21 schrieb Prashanth:

> 
> On 09/08/12 09:37, Steffen Wolfrum wrote:
>> Hi,
>> 
>> for nice linebreaking we can adjust math formulas by the use of NC, NR alignment.
>> 
>> But if someone only wants long formulas to fit in a defined area, and want them to break automatically ... is there a handy solution?
>> 
>> (Below are examples that don't work)
>> 
>> Thanks,
>> Steffen
>> -------
>> 
>> 
>> \starttext
>> 
>> 
>> \placeformula
>> \startformula[9pt]
>> I=\big\{\lambda u(x_0-\pi^H K)+(1-\lambda)[\pi^L u(x_0-K+(1-\pi^L)Z_{L'})
>> +(1-\pi^L)u(x_0-\pi^L Z_{L'})]\big\}-\big\{\pi^U u(x_0-K+(1-\pi^U)Z_{U'})
>> +(1-\pi^U)u(x_0-\pi^U Z_{U'})\big\}.
>> \stopformula
>> 
>> 
>> 
>> \defineframedtext
>>  [defbackground]
>>  [width=10cm,
>>   frame=on,
>>   location=paragraph]
>> 
>> 
>> \startdefbackground
>> \placeformula
>> \startformula[9pt]
>> I=\big\{\lambda u(x_0-\pi^H K)+(1-\lambda)[\pi^L u(x_0-K+(1-\pi^L)Z_{L'})
>> +(1-\pi^L)u(x_0-\pi^L Z_{L'})]\big\} -\big\{\pi^U u(x_0-K+(1-\pi^U)Z_{U'})
>> +(1-\pi^U)u(x_0-\pi^U Z_{U'})\big\}.
>> \stopformula
>> \stopdefbackground
>> 
>> 
>> 
>> 
>> 
>> \definelayer[mylayer]
>> 
>> 
>> \setlayerframed
>>  [mylayer]
>>  [x=25mm,
>>   y=85mm,
>>   height=43.5mm,
>>   width=10cm,align=block]
>>  {
>>  \placeformula
>> \startformula[9pt]
>> I=\big\{\lambda u(x_0-\pi^H K)+(1-\lambda)[\pi^L u(x_0-K+(1-\pi^L)Z_{L'})
>> +(1-\pi^L)u(x_0-\pi^L Z_{L'})]\big\} -\big\{\pi^U u(x_0-K+(1-\pi^U)Z_{U'})
>> +(1-\pi^U)u(x_0-\pi^U Z_{U'})\big\}.
>> \stopformula
>>  }
>> 
>> \setupbackgrounds[page][background=mylayer]
>> 
>> 
>> 
>> 
>> 
>> 
>> \stoptext
>> 
> When I needed something like that, I used \allowbreak with inlinemath. In your case, you could do:
> \bTABLE[frame=on,align=right,width=10cm]
> \bTR
> \bTD
> $I=\big\{\lambda u(x_0-\pi^H K)\allowbreak+(1-\lambda)[\pi^L u(x_0-K+(1-\pi^L)Z_{L'})\allowbreak+(1-\pi^L)u(x_0-\pi^L Z_{L'})]\big\}\allowbreak -\big\{\pi^U u(x_0-K+(1-\pi^U)Z_{U'})\allowbreak+(1-\pi^U)u(x_0-\pi^U Z_{U'})\big\}.$
> \eTD
> \eTR
> \eTABLE
> 
> This will just flow it like regular text. I don't know if this is good enough for your needs. If not, you can add another way to your list of ways ;-).



Hey, you skipped start/stopformula and used a $$ environment?! 
Why not, that's a quite clever approach (... actually, it's a quite efficient workaround for my needs).

Thank you Prash, thank you very much!
Steffen
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