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Do Gravitational Waves Exist?
Einstein then left the problem most physicists because it really wasn't derived he just made this didn't pick up on it or general relativity much. Einstein only picked up this problem again after he immigrated to the US in 1932 and I think in 1934 or five he was working with another physicist called Rosen who he did several important works with. They revisited the question and they uh had a problem that most of us as students always had the study general relativitygeneral relativity is really hard because it's four-dimensional and set a three-dimensional and if you don't set it upright you get infinities which don't belong there. He wrote a paper with Rosen that he submitted to our most