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arXiv 0804.4280gr-qchep-phhep-th
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关于定义多元宇宙的思考

Thoughts on Defining the Multiverse

Laura Mersini-Houghton

摘要:

多元宇宙对应于物理现实的可能性值得认真研究。有三种不同的重要理论(量子力学、弦论和暴胀)预测多重宇宙的存在,这绝非巧合。我认为,多元宇宙的存在必须从潜在的基本理论中预期,否则我们无法有意义地解决初始条件的难题。在这种观点下,我们当前宇宙学向多元宇宙框架的扩展成为哥白尼原理向自然界的扩展。为了讨论多元宇宙的本体论,我建议应用:-“无永恒运动”的原则作为时间参数的标准;-“域相关性”的原则作为确定多元宇宙嵌入其中的背景时空的标准。

英文摘要:

The possibility that the multiverse corresponds to physical reality deserves serious investigation. Having three different important theories,(quantum mechanics, string theory and inflation), predict the existence of the multiverse is hardly coincidental. I argue that the existence of the multiverse must be expected from the underlying fundamental theory or else we can not meaningfully address the puzzle of the initial conditions. In this view, the extension of our current cosmology to a multiverse framework becomes an extension of the Copernican principle to nature. In order to discuss the ontology of the multiverse I propose to apply: - the principle of 'No Perpetual Motion' as a criterion for the parameter of time; and, - the principle of 'Domains Correlations' as a criterion for determining the background spacetime in which the multiverse is embedded.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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