[OS X TeX] fractions with arrows

[Ross Moore]

On 05/06/2005, at 7:28 PM, Sergei Mariev wrote:

> Dear all,
>
> I am trying to typset a fraction (A on top, B below it) and I want to 
> have a curve arrow pointing from B to A on the left side of the 
> fraction and from A to B on the right side of the fraction. It can't 
> be a straight arrow pointing from top to bottom or the other way 
> around, it has to be a curve arrow. Ideally, it should start 
> approximately in the middle of the line where A is and end in the 
> middle of the line where B is (But bottom of the line to top would do 
> it too)  Is there an easy way to do this?

Use the Xy-pic package.

> I have looked at all possible arrows in all possible math styles, the 
> closest thing I found is \curvearrowleft and \curvearrowright, but I 
> need "\citvearrowtop" and \"\curvearrowbottom" Does such thing exist 
> in one package or other? Have I overlooked something? or some other 
> way of doing this?
>
> Thanks a lot!

Hope this helps,

	Ross Moore

>
> sergei
> --------------------- Info ---------------------
> Mac-TeX Website: http://www.esm.psu.edu/mac-tex/
>           & FAQ: http://latex.yauh.de/faq/
> TeX FAQ: http://www.tex.ac.uk/faq
> List Post: <mailto:MacOSX-TeX at email.esm.psu.edu>
>
>
>
------------------------------------------------------------------------
Ross Moore                                         ross at maths.mq.edu.au
Mathematics Department                             office: E7A-419
Macquarie University                               tel: +61 +2 9850 8955
Sydney, Australia                                  fax: +61 +2 9850 8114
------------------------------------------------------------------------

--------------------- Info ---------------------
Mac-TeX Website: http://www.esm.psu.edu/mac-tex/
           & FAQ: http://latex.yauh.de/faq/
TeX FAQ: http://www.tex.ac.uk/faq
List Post: <mailto:MacOSX-TeX at email.esm.psu.edu>