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Schwinger’S Variational Principle In Einstein-Cartan Gravity, Nikodem Poplawski
Schwinger’S Variational Principle In Einstein-Cartan Gravity, Nikodem Poplawski
Physics Faculty Publications
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.