kakarukeys
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Please tell me how to count the degree of freedom in ADM gravity.
6 independent components of q_{ab},
and 4 constraints
= 2 degrees of freedom
shouldn't it be
6 independent components of q_{ab}
implies 12 phase space variables
4 constraints
=8 phase space variables
=4 degrees of freedom?
6 independent components of q_{ab},
and 4 constraints
= 2 degrees of freedom
shouldn't it be
6 independent components of q_{ab}
implies 12 phase space variables
4 constraints
=8 phase space variables
=4 degrees of freedom?