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I'm not from the US so I didn't see much of Carl Sagan growing up. He's pretty good.
Good content, I moderate a Mathematics community if you'd be interested in posting to it.
I'm not from the US so I didn't see much of Carl Sagan growing up. He's pretty good.
Good content, I moderate a Mathematics community if you'd be interested in posting to it.
RE: How Does Geometry Work in 4th Dimension and Above? A genius like Carl ...