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[Anton Gladky <question237047@xxxxxxxxxxxxxxxxxxxxx>]

Question #237047 on Yade changed:
https://answers.launchpad.net/yade/+question/237047

    Status: Open => Answered

Anton Gladky proposed the following answer:
2013/10/8 Nolan Dyck <question237047@xxxxxxxxxxxxxxxxxxxxx>:
> I am quite sure that c2 > 0 always. Nevertheless I will test using abs()
> to see if the result is any different.

Well, abs() (better fabs() in this case) will not defend your code from
division by zero in line 42.

Anton

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