![Alexander Friedmann Image source: Unknown source Alexander Friedmann Image source: Unknown source](http://www.timeone.ca/wp-content/uploads/2012/06/Alexander-Friedmann.jpg)
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Alexander Friedmann was a Russian bomber pilot, altitude-record balloonist, mathematician and cosmologist who solved Einstein’s equations for the universe.
Image source:
Unknown source
Alexander Friedmann was a Russian bomber pilot, altitude-record balloonist, mathematician and cosmologist who solved Einstein’s equations for the universe.