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On the support of the Ashtekar-Lewandowski measure
Authors:Donald Marolf  José M Mourão
Institution:(1) Department of Physics, Center for Gravitational Physics and Geometry, The Pennsylvania State University, 16802-6300 University Park, PA, USA;(2) Present address: Dept. Fisica, Inst. Sup. Técnico, 1096 Lisboa, Portugal
Abstract:We show that the Ashtekar-Isham extension 
$$\overline {A/G}$$
of the configuration space of Yang-Mills theories 
$$A/G$$
is (topologically and measure-theoretically) the projective limit of a family of finite dimensional spaces associated with arbitrary finite lattices.These results are then used to prove that 
$$A/G$$
is contained in a zero measure subset of 
$$\overline {A/G}$$
with respect to the diffeomorphism invariant Ashtekar-Lewandowski measure on 
$$\overline {A/G}$$
. Much as in scalar field theory, this implies that states in the quantum theory associated with this measure can be realized as functions on the ldquoextendedrdquo configuration space 
$$\overline {A/G}$$
.
Keywords:
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