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Schwinger’s variational principle in Einstein-Cartan gravity
Phys. Rev. D 89, 027501 – Published 6 January, 2014
DOI: https://doi.org/10.1103/PhysRevD.89.027501
Abstract
By applying Schwinger’s variational principle to the Einstein-Cartan action for the gravitational field, we derive quantum commutation relations between the metric and torsion tensors.
Article Text
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