Spacetime Lagrangian Formulation of Barbero-Immirzi Gravity
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We shall here discuss a new spacetime gauge-covariant Lagrangian formulation of General Relativity by means of the Barbero-Immirzi SU(2)-connection on spacetime. To the best of our knowledge the Lagrangian based on SU(2) spacetime fields seems to appear here for the first time.
12 pages, no figures
12 pages, no figures