sympy/sympy — pull request #2164 by raoulb (2013-06-09 23:04:59+00:00)
Title: Pretty printing of elliptic integrals

Pretty printing of elliptic integrals

```
In [3]: elliptic_pi(3, 4/x,6)
Out[3]: elliptic_pi(3, 4/x, 6)

In [4]: pprint(_, use_unicode=True)
⎛ 4│ ⎞
Π⎜3, ─│6⎟
⎝ x│ ⎠

In [5]: pprint(_, use_unicode=False)
/ 4| \
Pi|3, -|6|
\ x| /
```