Gevrey Hypoellipticity of p-Powers of Non-Hypoelliptic Operators

2004 ◽  
pp. 77-90
Author(s):  
Giuseppe De Donno
Keyword(s):  
Hypoelliptic Operators

scholarly journals Comparison of iterates of a class of differential operators in Roumieu spaces

2017 ◽  
Vol 101 (115) ◽  
pp. 261-266
Author(s):  
Rachid Chaili ◽  
Tayeb Mahrouz
Keyword(s):  
Differential Operators ◽  
Hypoelliptic Operators ◽  
Constant Coefficients

Considering a class of differential operators with constant coefficients including the hypoelliptic operators, we show that the comparison of the operators implies the inclusion between their spaces of Roumieu vectors.

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