[SciPy-user] how to resolve a cubic equation in scipy?

[David Warde-Farley]

On 16-May-08, at 9:17 AM, Alan G Isaac wrote:

> Cubics have a closed form solution:
> http://mathworld.wolfram.com/CubicFormula.html

Careful; the one that's most often presented in math textbooks is,  
IIRC, numerically unstable.

David