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Is Gr(C^n) and Gr(R^2n) isomorphism ?

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There should probably be a dimension of planes involved somewhere...Gr(k,n)... Still the answer to any question formulated along these lines is likely to be no so -1... – Daniel Pomerleano Oct 31 2011 at 10:19
Just compare real dimensions of both sides, to see that this is unreasonable. – Jan Weidner Oct 31 2011 at 10:31
Almost certainly homework, voting to close. – Igor Rivin Oct 31 2011 at 10:35

closed as not a real question by Igor Rivin, José Figueroa-O'Farrill, Jan Weidner, Andrew Stacey, Johannes Ebert Oct 31 2011 at 12:41

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