> Another note : I just realized that I probably failed to reply to some > questions in the past, concerning the local coordinate system of > contacts. If a local coordinate system is needed, it is handled > gracefully in SCGeom, which IS tracking the orientation of the local > coordinate system, independant of any incremental/total formulation. I > understood this fact had been overlooked while reading this sentence in > the doc "A special (mis)feature of DEM is that each contact is oriented > only by two points, current positions of both particles (\currC_1 and > \currC_2)". First, it is by no mean a "DEM misfeature" (see PFC3D > manual), second is not even a Yade misfeature. > I can fix that in the doc (together with the paragraph on > GlobalStiffnessTimeStepper I already mentioned) if you confirm this part > of doc is commitable already. And is the local coordinate system then (what axes?)? Docs are commitable.
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