Labels:bulletin board | daily | encyclical | fence | reckoner | sky OCR: arge curvature of space- time becomes ecome quantum gravitational effects will will cease important and the classical theory erse to be a good description of the f gravity One has to use quantum theor egan. to under stand how the universe we saw In a quantum theory of gravity cify the the last chapter: in order to spe ll have to state of the uiverse one would say how the possible histories oft dary of universe would behave at the bow avoid thisspace- time in the past. One could we do difficulty of having to describe wh? tories not and cannot know only if the his hey are satisfy the no boundary condition. ries finite in extent but have no houmd the edges. or singularities. In that cas beginning of time would be regu hecoes vill rerse descriotion theort chater wniverse idary exteu bound
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