Construction of Initial Data Sets for Lorentzian Manifolds with Lightlike Parallel Spinors
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DOI: 10.1007/s00220-021-04172-1
Abstract: Lorentzian manifolds with parallel spinors are important objects of study in several branches of geometry, analysis and mathematical physics. Their Cauchy problem has recently been discussed by Baum, Leistner and Lischewski, who proved that the… read more here.
Keywords: parallel spinors; construction initial; physics; lorentzian manifolds ... See more keywords
On the Lagrange multipliers of the intrinsic constraint equations of rigid multibody mechanical systems
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DOI: 10.1007/s00419-017-1317-y
Abstract: This paper deals with the Lagrange multipliers corresponding to the intrinsic constraint equations of rigid multibody mechanical systems. The intrinsic constraint equations are algebraic equations that are associated with nonminimal sets of orientation parameters employed… read more here.
Keywords: constraint equations; multibody; intrinsic constraint; equations rigid ... See more keywords