Nonelliptic Partial Differential Equations: Analytic Hypoellipticity and the Cou
127,94 €
It represents the first presentation, in book form, of the challenging and still open problem of analytic and Gevrey hypoellipticity of sum-of-squares operators.". It represents the first presentation, in book form, of the challenging and still open problem of analytic and Gevrey hypoellipticity of sum-of-squares operators.
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