[OS X TeX] line breaks within Displaymath

[Axel E. Retif]

On  4 Sep, 2008, at 13:28, Gary L. Gray wrote:

> On Sep 4, 2008, at 2:12 PM, Itamar Francez wrote:
>
>> Hi,
>> does anyone know how to get formulae within Displaymath not to run  
>> over the width of the page? Is the only way to just stop the  
>> formula in the middle and start a new on on the next line?

> Use:
>
> \usepackage{amsmath}
>
> and then look at environments like align, multline, etc.

To complement this, take a look at the breqn package, as well as  
others, especially mathtools, in the Morten Høgholm's bundle:

/usr/local/texlive/2008/texmf-dist/doc/latex/mh

Best,

Axel