Search Results - "Dattori da Silva, Paulo L."

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  1. 1

    Gevrey semiglobal solvability for a class of elliptic vector fields with degeneracies by Araújo, Gabriel, Bergamasco, Adalberto P., Dattori da Silva, Paulo L.

    Published in Mathematische Nachrichten (01-08-2023)
    “…We deal with Gevrey solvability of a class of complex vector fields defined on Ω=R×S1$\Omega = \mathbb {R}\times S^1$, given by…”
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  2. 2

    A non‐homogeneous weakly damped Lamé system with time‐dependent delay by Dattori da Silva, Paulo L., Ma, To Fu, Maravi‐Percca, Edwin M., Seminario‐Huertas, Paulo N.

    “…This paper is concerned with asymptotic stability of the Lamé system, which arises in isotropic elasticity and has remarkable application in seismology. The…”
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  3. 3

    Existence and Regularity of Periodic Solutions to Certain First-Order Partial Differential Equations by Bergamasco, Adalberto P., Dattori da Silva, Paulo L., Gonzalez, Rafael B.

    “…We present conditions on the coefficients of a class of vector fields on the torus which yield a characterization of global solvability as well as global…”
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  4. 4

    Solvability for perturbations of a class of real vector fields on the two-torus by Dattori da Silva, Paulo L., Gonzalez, Rafael B., Jorge Silva, Marcio A.

    “…Let L=∂t+a(x)∂x be a real vector field defined on the two-dimensional torus T2, where a is a real-valued and smooth function on T1. We deal with the global…”
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  5. 5

    Solvability of a Class of First Order Differential Operators on the Torus by de Almeida, Marcelo F., Dattori da Silva, Paulo L.

    Published in Resultate der Mathematik (01-05-2021)
    “…This paper deals with Gevrey global solvability on the N -dimensional torus ( T N ≃ R N / 2 π Z N ) to a class of nonlinear first order partial differential…”
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  6. 6

    Gevrey semiglobal solvability for a class of complex vector fields by Dattori da Silva, Paulo L., Zapata, Miguel A. C.

    Published in Complex variables and elliptic equations (02-09-2022)
    “…We deal with Gevrey solvability of a class of complex vector fields, defined on , where is the unit circle, given by , , near the characteristic set . We show…”
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  7. 7

    Solvability near the characteristic set for a class of first‐order linear partial differential operators by Cerniauskas, Wanderley A., Dattori da Silva, Paulo L.

    Published in Mathematische Nachrichten (01-06-2018)
    “…In this work we deal with solvability of first‐order differential equations in the form Lu=pu+f, where L is a planar complex vector field, elliptic everywhere…”
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  8. 8

    Global solvability and global hypoellipticity for a class of complex vector fields on the 3-torus by Bergamasco, Adalberto P., Silva, Paulo L. Dattori da, Gonzalez, Rafael B., Kirilov, Alexandre

    “…This work deals with global solvability and global hypoellipticity of complex vector fields of the form L = ∂ / ∂ t + i b 1 ( t ) ∂ / ∂ x 1 + i b 2 ( t ) ∂ / ∂…”
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  9. 9

    Gevrey solvability near the characteristic set for a class of planar complex vector fields of infinite type by Bergamasco, Adalberto P., Dattori da Silva, Paulo L., Ebert, Marcelo R.

    Published in Journal of Differential Equations (15-02-2009)
    “…We study the Gevrey solvability of a class of complex vector fields, defined on Ω ϵ = ( − ϵ , ϵ ) × S 1 , given by L = ∂ / ∂ t + ( a ( x ) + i b ( x ) ) ∂ / ∂…”
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  10. 10

    Gevrey global solvability of non-singular real first-order differential operators by Dattori da Silva, Paulo L., Fronza da Silva, Maurício

    Published in Annali di matematica pura ed applicata (01-04-2013)
    “…In this article we deal with Gevrey global solvability of non-singular first-order operators defined on an n -dimensional s -Gevrey manifold, s > 1. As done by…”
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  11. 11

    Nonexistence of global solutions for a class of complex vector fields on two-torus by Dattori da Silva, Paulo L.

    “…The goal of this paper is study the global solvability of a class of complex vector fields of the special form L = ∂ / ∂ t + ( a + i b ) ( x ) ∂ / ∂ x , a , b…”
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  12. 12

    Ck-solvability near the characteristic set for a class of elliptic vector fields with degeneracies by Dattori da Silva, Paulo L., Marques, Jorge, da Silva, Evandro R.

    Published in Archiv der Mathematik (01-03-2015)
    “…This paper deals with the solvability near the characteristic set Σ = { 0 } × S 1 of operators of the form L = ∂ / ∂ t + ( x n a ( x ) + i x b ( x ) ) ∂ / ∂ x…”
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  13. 13
  14. 14

    Solvability in the large for a class of complex vector fields on the cylinder by Bergamasco, Adalberto P., Dattori da Silva, Paulo L.

    Published in Bulletin des sciences mathématiques (01-03-2012)
    “…This work deals with global solvability of a class of complex vector fields of the form L=∂/∂t+(a(x,t)+ib(x,t))∂/∂x, where a and b are real-valued C∞…”
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  15. 15

    Solvability near the characteristic set for a special class of complex vector fields by Dattori da Silva, Paulo L., da Silva, Evandro R.

    Published in Archiv der Mathematik (01-02-2012)
    “…This work deals with the solvability near the characteristic set Σ = {0} × S 1 of operators of the form , and a (0) ≠ 0, defined on , , where a and b are…”
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