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Sobolev spaces: H = W

(There are ostensibly two kinds of Sobolev spaces, denotes denoted with H's and W's, plus some superscripts and subscripts. Someone wrote a paper showing that the two kinds were equivalent and entitled their paper "H=W.")

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Sobolev spaces: H = W

(There are two kinds of Sobolev spaces, denotes with H's and W's, plus some superscripts and subscripts. Someone wrote a paper showing that the two kinds were equivalent and entitled their paper "H=W.")