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RT @mcnees: A short thread about Alexander Friedmann’s pioneering paper that applied general relativity to the large scale dynamics of the…
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RT @mcnees: A short thread about Alexander Friedmann’s pioneering paper that applied general relativity to the large scale dynamics of the…
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A short thread about Alexander Friedmann’s pioneering paper that applied general relativity to the large scale dynamics of the universe. https://t.co/LUcy3aHva6
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Sometimes I think I’m quite clever but then I read things to try understand physics and 🤯 #amazingminds
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RT @mcnees: (The first serious work on an expanding Universe, by Alexander Friedman, began four or five years earlier.) https://t.co/LUcy3a…
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(The first serious work on an expanding Universe, by Alexander Friedman, began four or five years earlier.) https://t.co/LUcy3aHva6
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I liked these entangled two trends and the scan of the Friedman math manuscript, which anticipated by 7 years the observational evidence of Hubble. I think that Friedman chose this title changing a work of Clifford entitled "On the bending of space". https
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This publication was recommended to Father Georges Lemaitre by Albert Einstein! https://t.co/NMEf2W6qjG
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Alexander Friedmann submitted "On the Curvature of Space" to Zeitschrift für Physik #OTD in 1922, describing a homogeneous and isotropic universe that expands over time according to its matter & energy content. It's the arena for all of modern cosmolog