Use nsimplify:

In [2]: a**2.0/a
Out[2]:
 2.0
a
────
 a

In [3]: nsimplify(a**2.0/a)
Out[3]: a

The problem is that 2.0 is not the integer 2 but a float. You have the same
problem with a**0.5 and a**(1/2). Only the second one is sqrt(a). nsimplify
simplifies such numerical expression.

On 10 January 2012 21:15, Robert <[email protected]> wrote:

> a**2.0/a

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