<http://schema.org/description>
"\u8AED\u6587\u76EE\u9332 /  (0002.jp2)\nContents /  (0005.jp2)\n1 Introduction / p1 (0006.jp2)\n2 Topology Change in Classical Gravity / p6 (0011.jp2)\n2.1 Mathematical Prerequisites / p7 (0012.jp2)\n2.2 Possibility of Topology Change in General / p9 (0014.jp2)\n2.3 Causality and Energy Condition / p12 (0017.jp2)\n2.4 Other Possibilities / p14 (0019.jp2)\n3 Topology Change in Quantum Cosmology / p16 (0021.jp2)\n3.1 Quantum Tunneling of a Universe / p16 (0021.jp2)\n3.2 Gibbons and Hartle's Arguments / p20 (0025.jp2)\n4 \u30142+l\u3015-Dimensional Gravity / p24 (0029.jp2)\n4.1 General Aspects / p24 (0029.jp2)\n4.2 Brief Introduction to Hyperbolic Space / p27 (0032.jp2)\n4.3 Nucleation of a Universe from Nothing / p31 (0036.jp2)\n4.4 WKB approximations / p35 (0040.jp2)\n4.5 Further Extensions / p40 (0045.jp2)\n5 Summary / p43 (0048.jp2)\nAcknowledgments / p45 (0050.jp2)\nAppendix A Teichm\u00FCller Deformation of a Torus Universe / p46 (0051.jp2)\nAppendix B Some Useful Formulae in Hyperbolic Geometry / p51 (0056.jp2)\nReferences / p54 (0059.jp2)\nFigure Captions / p58 (0063.jp2)\nFigures / p61 (0066.jp2)\n\u535A\u58EB\u8AD6\u6587\n"^^<http://www.w3.org/2001/XMLSchema#string>
<http://ci.nii.ac.jp/naid/500000088329>