This work deals with global solvability and global hypoellipticity of complex\ud vector fields of the form L = ∂/∂t + i 'B IND. 1 '(t)∂/∂ 'X IND. 1' + i 'B IND. 2' (t)∂/∂ 'X IND. 2', defined on 'T POT. 3' _~ 'R POT. 3'/2 'pi' 'Z POT. 3', where both 'B IND. 1' and 'B IND. 2' belong to 'C POT. ∞'\ud ('T POT. 1'; R). The solvability and hypoellipticity depend on condition (P) and also on Diophantine properties of the coefficients.CNPqFAPES
AbstractThis work deals with global solvability of a class of complex vector fields of the form L=∂/...
In this work we consider a class of systems of two vector fields on the 3-torus associated to a clos...
Let P be a linear operator with s-Gevrey coefficents defined on the torus; if P is s-globally hypoel...
The goal of this paper is study the global solvability of a class of complex vector fields of the sp...
In this paper we consider the problem of global analytic and Gevrey hypoellipticity and solvability ...
This paper deals with semi-global C(k)-solvability of complex vector fields of the form L = partial ...
Let P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn) where T...
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Let $P$ be a linear partial differential operator with coefficients in the Gevrey class $G^s(T^n)$ w...
The main aim of this work is to study a class of real vector elds de ned on a torus, where the conc...
none1noIn this paper we prove that a global $omega$-hypoelliptic vector field on the torus $T^n$ can...
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AbstractThis work deals with global solvability of a class of complex vector fields of the form L=∂/...
In this work we consider a class of systems of two vector fields on the 3-torus associated to a clos...
Let P be a linear operator with s-Gevrey coefficents defined on the torus; if P is s-globally hypoel...
The goal of this paper is study the global solvability of a class of complex vector fields of the sp...
In this paper we consider the problem of global analytic and Gevrey hypoellipticity and solvability ...
This paper deals with semi-global C(k)-solvability of complex vector fields of the form L = partial ...
Let P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn) where T...
AbstractLet P be a linear partial differential operator with coefficients in the Gevrey class Gs(Tn)...
AbstractThe main purpose of this paper is to show, in the two-dimensional torus, a necessary and suf...
AbstractThis paper deals with the global solvability of a complex vector field with real analytic co...
Let $P$ be a linear partial differential operator with coefficients in the Gevrey class $G^s(T^n)$ w...
The main aim of this work is to study a class of real vector elds de ned on a torus, where the conc...
none1noIn this paper we prove that a global $omega$-hypoelliptic vector field on the torus $T^n$ can...
We start this work by recalling a class of globally hypoelliptic sublaplacians defined on the N-dime...
AbstractWe study a class of complex vector fields defined on the two-torus of the form L=∂/∂t+(a(x,t...
AbstractThis work deals with global solvability of a class of complex vector fields of the form L=∂/...
In this work we consider a class of systems of two vector fields on the 3-torus associated to a clos...
Let P be a linear operator with s-Gevrey coefficents defined on the torus; if P is s-globally hypoel...