Mention431493
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| so:text | Observations give us two data, viz. the rate of expansion and the average density, and there are three unknowns: the value of λ, the sign of the curvature, and the scale of the figure, i.e. the units of R and of the time. The problem is indeterminate. (en) |
| so:isPartOf | https://en.wikiquote.org/wiki/Willem_de_Sitter |
| so:description | Kosmos (1932) (en) |
| so:description | Above is Beginning Quote of the Last Chapter: Relativity and Modern Theories of the Universe==== --X (en) |
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Triples where Mention431493 is the object (without rdf:type)
| qkg:Quotation408624 | qkg:hasMention |
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