Conformally covariant pseudo-differentia
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Lawrence J. Peterson
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Article
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2000
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Elsevier Science
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English
β 122 KB
We construct an intrinsically defined conformally covariant pseudo-differential operator of arbitrary real-number order acting on scalar functions. In even dimensions the operator is only well-defined modulo operators of a certain lower order. Our work extends the Graham, Jenne, Mason, and Sparling