Changes

|isbn=9-789-02-4936-5

|isbn=9-789-02-4936-5

|quote=

|quote=

}}</ref> Nevertheless, several authors made a point that Hubble's observations suggested a quadratic rather than linear relation. The linear functional dependence was inspired by the De Sitter's model of the Universe, namely by his allegiance to [[general relativity]]. According to Capria, Hubble simply read his [[a priori]] expectations into his data.{{#tag:ref|cf. ''"The outstanding feature, however, is the [[Logic of possibility|possibility]] that the velocity-distance relation may represent the Sitter effect, and hence that numerical data may be introduced into discussions of the general [[Spatial curvature|curvature of space]]."''<ref>{{cite web |title=A relation between distance and radial velocity among extra-galactic nebulae |author=Edwin Hubble |date=January 17, 1929 |publisher=Proceedings of the National Academy of Sciences |pages=15: 168–173|url=http://www.pnas.org/content/15/3/168.short |accessdate=June 9, 2013}}</ref>|group=note}} and to the end of his life did not endorse the view that his discovery was a ''decisive evidence'' for the expanding universe cosmology<ref name="Capria">{{cite book |author=Marco M. Capria, Aubert Daigneaut et al. |title=Physics Before and After Einstein |publisher=IOS Press |year=2005 |chapter=6. The Rebirth of Cosmology:From the Static to Expanding Universe |pages=148|isbn=1-58603-462-6 |url=http://www.dmi.unipg.it/~mamone/pubb/PBAE.pdf |quote=}}</ref>

}}</ref> Nevertheless, several authors made a point that Hubble's observations suggested a quadratic rather than linear relation. The linear functional dependence was inspired by the De Sitter's model of the Universe, namely by his allegiance to [[general relativity]]. According to Capria, Hubble simply read his [[a priori]] expectations into his data{{#tag:ref|cf. ''"The outstanding feature, however, is the [[Logic of possibility|possibility]] that the velocity-distance relation may represent the Sitter effect, and hence that numerical data may be introduced into discussions of the general [[Spatial curvature|curvature of space]]."''<ref>{{cite web |title=A relation between distance and radial velocity among extra-galactic nebulae |author=Edwin Hubble |date=January 17, 1929 |publisher=Proceedings of the National Academy of Sciences |pages=15: 168–173|url=http://www.pnas.org/content/15/3/168.short |accessdate=June 9, 2013}}</ref>|group=note}} and to the end of his life did not endorse the view that his discovery was a ''decisive evidence'' for the expanding universe cosmology<ref name="Capria">{{cite book |author=Marco M. Capria, Aubert Daigneaut et al. |title=Physics Before and After Einstein |publisher=IOS Press |year=2005 |chapter=6. The Rebirth of Cosmology:From the Static to Expanding Universe |pages=148|isbn=1-58603-462-6 |url=http://www.dmi.unipg.it/~mamone/pubb/PBAE.pdf |quote=}}</ref>

==Formula==

==Formula==