Hi Dave!

On Tue, Apr 5, 2011 at 5:36 AM, Dave <dspg...@netscape.net> wrote:
> Hello,
> I'm relatively new to SymPy. I'm using it to verify some of my

Welcome to SymPy!

> algebraic manipulations. I have the following expression I'm trying to
> simplify:
>             1                         3*Y
> - ------------------------ + ------------------------
>        ________                        3/2
>       /      2                 /     2\
>      /      Y   / 2    2\    2 |    Y |    / 2    2\
>     /   1 + -- *\X  + Y /   X *|1 + --|   *\X  + Y /
>    /         2                 |     2|
>  \/         X                  \    X /
>
> Hopefully the above expression looks okay if you view it in a fixed
> font.
>
> I'd like to collect the sqrt(1+Y^2/X^2) and (X^2 +Y^2) factors in the
> denominators. I've tried a few things that I've come across in the
> documentation, but nothing seems to produce the result I'm looking
> for.
>
> Any suggestions would be appreciated.

Can you poste sympy code to produce the above expression?
It would make things for us easier.

Ondrej

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