Einstein's equations in Ashtekar's variables constitute a symmetric hyperbolic system
Iriondo, Mirta S. · Leguizamón, Enzo O. · Reula, Oscar A.
Original · EN
We show that the 3+1 vacuum Einstein field equations in Ashtekar's variables constitutes a first order symmetric hyperbolic system for arbitrary but fixed lapse and shift fields, by suitable adding to the system terms proportional to the constraint equations.
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