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Some remarks on hypoelliptic operators which are not micro-hypoelliptic - MaRDI portal

Some remarks on hypoelliptic operators which are not micro-hypoelliptic (Q1328884)

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scientific article; zbMATH DE number 597456
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Some remarks on hypoelliptic operators which are not micro-hypoelliptic
scientific article; zbMATH DE number 597456

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    Some remarks on hypoelliptic operators which are not micro-hypoelliptic (English)
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    29 June 1994
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    We give an example of hypoelliptic operators which are not micro- hypoelliptic. Non-micro-hypoellipticity of the example arises from the oscillation of the coefficient with a zero of infinite order.
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    non-micro-hypoelliptic
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