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numerically stable cubic rootfinder #204

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kuribas opened this issue Jul 30, 2014 · 0 comments · Fixed by #226

kuribas commented Jul 30, 2014

To improve the accuracy of the cubic root finder this may be helpful:
http://www.it.uom.gr/teaching/linearalgebra/NumericalRecipiesInC/c5-6.pdf
The order of the equations in the book has been chosen to minimize numerical roundoff error.

cchalmers mentioned this issue

Intersections #226

Merged

cchalmers closed this as completed in #226

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