The Gauge Theory of the de-Sitter Group and Ashtekar Formulation
classification
🌀 gr-qc
keywords
ashtekarformulationgaugegrouptheoryactionaddingchern-simons
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By adding the Pontrjagin topological invariant to the gauge theory of the de Sitter group proposed by MacDowell and Mansouri we obtain an action quadratic in the field-strengths, of the Chern-Simons type, from which the Ashtekar formulation is derived.
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