[MMTK] Segmentation fault, normal modes calculation
Konrad Hinsen
hinsen at cnrs-orleans.fr
Thu Jan 11 14:16:27 UTC 2007
On Jan 11, 2007, at 14:53, Nathalie Reuter wrote:
> joining an interesting discussion :-)
> Does the Calpha FF yield zero forces as well?
Yes. Both DeformationForceField and CalphaForceField are force fields
that assume every given configuration to be a minimum of potential
energy. The energy and its gradients are therefore zero, only the
force constant matrix is non-zero.
Konrad.
--
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Konrad Hinsen
Centre de Biophysique Moléculaire, CNRS Orléans
Synchrotron Soleil - Division Expériences
Saint Aubin - BP 48
91192 Gif sur Yvette Cedex, France
Tel. +33-1 69 35 97 15
E-Mail: hinsen at cnrs-orleans.fr
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