SymPy Gamma

SymPy:

$x$

Plot:

Roots:

solve(x, x)

$x =$

diff(x, x)

$\frac{d}{d x} x =$

Antiderivative forms:

Series expansion around 0:

series(x, x, 0, 10)

See what Wolfram|Alpha has to say.

Experiment with SymPy at SymPy Live.