We present an iterative constraint algorithm, QSHAKE, for use with semirigid molecules in molecular dynamics simulations. The algorithm is based on ''SHAKE-ing'' bond constraints between rigid bodies, whose equations of motion are solved in the quaternion framework. The algorithm is derived and its
โฆ LIBER โฆ
SHAKE, rattle, and roll: Efficient constraint algorithms for linked rigid bodies
โ Scribed by Forester, Timothy R.; Smith, William
- Book ID
- 101221776
- Publisher
- John Wiley and Sons
- Year
- 2000
- Tongue
- English
- Weight
- 78 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0192-8651
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โฆ Synopsis
There is an error of omission of the centrifugal terms from the description of the angular motion, which spans eqs. ( 6) to ( 11). The simplest fix appears to be to rewrite eq. ( 7) in the following manner:
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