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Re: basic questions on law-test.py

 

Hi, Giulia,

please, ask questions using this interface.
https://answers.launchpad.net/yade

Thanks

Anton



On Thu, Dec 9, 2010 at 7:03 PM, Giulia Macaro <giulia.macaro@xxxxxxxxx>wrote:

> Hey,
>
> I am new to yade and I am starting from law-test.py (bzr2598). I have
> included the CohFrictMat and the Coesion moment law implemented by
> Chiara. But that is not the point.
> I am a bit confused regarding how LawTester actually works:
>
> - path() let me apply the displacement starting from the contact
> point, but I don't understand in which coordinates system
>
> - rotWeight let me decide if the applied shear produces a rotation as
> well. But when I apply a shear displacement and change rotWeight from
> 0 to 1, I don't notice any differences.. why?
>
> - plotting un=tester.ptOurs[0], which should be the applied normal
> displacement, I got a max displ of -0.2, while path=(-0.1, 0, 0)..
> why? shouldn't they be the same?
>
>
> I guess all these questions are due to the fact that I don't
> understand very well path(..).
>
> Thanks in advance
> Giulia
>
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