Parallel transports;
Spaces of connections;
Almost periodicity;
Qualitative theory of ODEs;
Loop quantum gravity;
Cosmological models;
34C27;
53C05;
83F05;
D O I:
暂无
中图分类号:
学科分类号:
摘要:
Let \documentclass[12pt]{minimal}
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\begin{document}${\cal A}$\end{document} be the affine space of all connections in an SU(2) principal fibre bundle over ℝ3. The set of homogeneous isotropic connections forms a line l in \documentclass[12pt]{minimal}
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\begin{document}${\cal A}$\end{document}. We prove that the parallel transports for general, non-straight paths in the base manifold do not depend almost periodically on l. Consequently, the embedding \documentclass[12pt]{minimal}
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\begin{document}$l \hookrightarrow {\cal A}$\end{document} does not continuously extend to an embedding \documentclass[12pt]{minimal}
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\begin{document}$\overline{l} \hookrightarrow \overline{\cal A}$\end{document} of the respective compactifications. Here, the Bohr compactification \documentclass[12pt]{minimal}
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\begin{document}$\overline{l}$\end{document} corresponds to the configuration space of homogeneous isotropic loop quantum cosmology and \documentclass[12pt]{minimal}
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\begin{document}$\overline{\cal A}$\end{document} to that of loop quantum gravity. Analogous results are given for the anisotropic case.