sympy/sympy — pull request #1358 by Krastanov (2012-06-16 16:31:45+00:00)
Title: solve returns RootOf objects for polys of high degree.

```
In [1]: solve(x**5+x**4+x**2+4)
Out[1]:
[
⎛ 5 4 2 ⎞
RootOf⎝x + x + x + 4, 0⎠,

⎛ 5 4 2 ⎞
RootOf⎝x + x + x + 4, 1⎠,

⎛ 5 4 2 ⎞
RootOf⎝x + x + x + 4, 2⎠,

⎛ 5 4 2 ⎞
RootOf⎝x + x + x + 4, 3⎠,

⎛ 5 4 2 ⎞
RootOf⎝x + x + x + 4, 4⎠]
```