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Descending chain of translation invariant linear spaces of polynomials

ra.rings-and-algebras

jul 26 11 at 10:06 Tom Goodwillie 27k●2●62●111

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Can a sequence of polynomials in a translation invariant linear space pointwise converge to a polynomial which is not included in that space? In one variable this is impossible.

ra.rings-and-algebras

jul 20 11 at 9:54 Pietro Majer 19.8k●1●25●70

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Examples of Amenable Groups other than Z_n (3)

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