We study the local and semi-global solvability of a class of operators with multiple characteristics. The main point is a result on propagation of singularities. It is shown that the solvability occurs with a loss of derivatives related to the order of characteristics
AbstractLet P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn)...
Let P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn) where T...
In this paper we study global C ∞ and Gevrey solvability for a class of sublaplacian defined on the ...
We study the local and semi-global solvability of a class of operators with multiple characteristics...
We study the local solvability of a class of operators with multiple characteristics. The class cons...
The paper studied the matters of solvability of the second order operator differential equations wit...
AbstractMotivated by the celebrated example of Y. Kannai of a linear partial differential operator w...
In this paper we will first present some results about the local solvability property of a class of ...
none1noIn this paper I will give a survey of the problem of solvability of degenerate operators that...
In this paper we will first present some results about the local solvability property of a class of ...
In the last years many papers are concerned with the study of the global solvability and hypoellipti...
In this paper we consider the problem of global analytic and Gevrey hypoellipticity and solvability ...
In this paper we will analyze the local solvability property of some second order linear degenerate ...
AbstractLet P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn)...
This paper deals with semi-global C(k)-solvability of complex vector fields of the form L = partial ...
AbstractLet P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn)...
Let P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn) where T...
In this paper we study global C ∞ and Gevrey solvability for a class of sublaplacian defined on the ...
We study the local and semi-global solvability of a class of operators with multiple characteristics...
We study the local solvability of a class of operators with multiple characteristics. The class cons...
The paper studied the matters of solvability of the second order operator differential equations wit...
AbstractMotivated by the celebrated example of Y. Kannai of a linear partial differential operator w...
In this paper we will first present some results about the local solvability property of a class of ...
none1noIn this paper I will give a survey of the problem of solvability of degenerate operators that...
In this paper we will first present some results about the local solvability property of a class of ...
In the last years many papers are concerned with the study of the global solvability and hypoellipti...
In this paper we consider the problem of global analytic and Gevrey hypoellipticity and solvability ...
In this paper we will analyze the local solvability property of some second order linear degenerate ...
AbstractLet P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn)...
This paper deals with semi-global C(k)-solvability of complex vector fields of the form L = partial ...
AbstractLet P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn)...
Let P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn) where T...
In this paper we study global C ∞ and Gevrey solvability for a class of sublaplacian defined on the ...
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