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Quasi-subelliptic estimates for operators with multiple characteristics - MaRDI portal

Quasi-subelliptic estimates for operators with multiple characteristics (Q3744546)

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Quasi-subelliptic estimates for operators with multiple characteristics
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    Quasi-subelliptic estimates for operators with multiple characteristics (English)
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    1986
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    multiple characteristics
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    quasi-homogeneous
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    smooth coefficients
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    quasi- subelliptic estimate
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    Sobolev space
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    hypoelliptic
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    quasi-homogeneous operators
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    generalized symbols
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