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[Chiara Modenese <question172345@xxxxxxxxxxxxxxxxxxxxx>]

Question #172345 on Yade changed:
https://answers.launchpad.net/yade/+question/172345

Chiara Modenese proposed the following answer:
On 26 September 2011 10:50, ceguo
<question172345@xxxxxxxxxxxxxxxxxxxxx>wrote:

> Question #172345 on Yade changed:
> https://answers.launchpad.net/yade/+question/172345
>
>     Status: Answered => Open
>
> ceguo is still having a problem:
> So you mean we don't need to discriminate the two kinds of contacts,
> i.e. each physical contact, no matter particle-particle or particle-
> wall,  should both be counted once (or both twice).
>
> I want to make clear because the two different treatments (with or
> without discrimination) will generate different results for fabric
> tensor or coordination number. There is no problem for stress tensor
> calculation.
>
As to the fabric tensor, there is only one possible definition in the code.
However you may want to implement other definitions. Again, I do not think
you should distinguish between the types of contact.


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