[OS X TeX] Re: Underbracket woes

Nicola Cabibbo nicola.cabibbo at roma1.infn.it
Fri Oct 25 09:33:38 CEST 2002



There is a latex package "thophys" by Thorsten Phl which has Dirac
brackets and contractions! Contractions are presented as straight
overbraces, but perhaps the code can be changed to underbraces.


		Nicola Cabibbo

>I'm trying to create brackets that connect terms in an equation much
>like \underbrace, but straight instead of curly.  They should also be
>nestable, so I could connect two inner terms while connection two outer
>terms with a bigger bracket. (Physicists, I'm trying to make the
>contraction operator used in quantum field theory, see Peskin &
>Schroeder p. 89 for an example though they use overbrackets, which are
>fine too).
>
>Such a device is defined at
>http://www.lyx.org/help/underbracket/bracket.php3 (and for brevity I
>won't paste it here) but when I try something simple, like
>\underbracket{AB}, I get the error message:
>

-----------------------------------------------------
Mac TeX info, resources, and news can be found at:
<http://www.esm.psu.edu/mac-tex/>
-----------------------------------------------------
List archives can be found at:
<http://www.esm.psu.edu/mac-tex/MacOSX-TeX-Digests/>
Threaded list archives can be found at:
<http://www.masda.vxu.se/~pku/MacOSX_TeX/>
-----------------------------------------------------
See message headers for list info.
-----------------------------------------------------




More information about the macostex-archives mailing list