PÓS-GRADUAÇÃO EM MATEMÁTICA: Recent submissions

  • MELO, J. L. F.; http://lattes.cnpq.br/9459128754405546; MELO, Jéssyca Lange Ferreira. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2010-02)
    To preview the summary we recommend downloading the file since it uses mathematical formulas or equations that could not be transcribed in this space.
  • VASCONCELOS, J. E. S.; http://lattes.cnpq.br/4671065661357559; VASCONCELOS, José Eder Salvador de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-11)
    The number of disjoint cocircuits in a matroid is bounded by its rank. There are, however, matroids of rank arbitrarily large that do not contain two disjoint cocircuits. Consider, for example,M(kn) andUn,2n. Moreover, ...
  • BERNARDO, L. F. S.; http://lattes.cnpq.br/9457954633151479; BERNARDO, Leomaques Francisco Silva. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-06)
    In this work we study polynomial identities and central polynomials for matrix algebras. More precisely, we present the description of the identities and Zn-graded and Z-graded central polynomials for the algebra Mn(K) ...
  • NASCIMENTO JÚNIOR, R.; http://lattes.cnpq.br/4429289946216273; NASCIMENTO JÚNIOR, Rivaldo do. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-04)
    In this work we present a general model for the superalgebra of upper triangular matrices and show how to obtain the product of two T-ideals as the kernel of a homomorphism between two algebras. Next, we show how to obtain ...
  • GUEDES, M. J. F.; http://lattes.cnpq.br/5145964107339166; GUEDES, Maria Joseane Felipe. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-04)
    In this work we consider the Riemann probíem for a system of conservation laws modeling the oil recovery for a three-phase flow in a porous médium by the injection of a mixture of water and gas in a reservoir whieh is ...
  • LOBÃO, C. D. C.; http://lattes.cnpq.br/7544896311721707; LOBÃO, Carlos David de Carvalho. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-03)
    The verbally prime algebras are well understood in characteristic 0 while over a field of characteristic p > 2 little is known about them. In this work we discuss some sharp differents between these two generics cases for ...
  • NEMER, R. C. M.; http://lattes.cnpq.br/3449637374344995; NEMER, Rodrigo Cohen Mota. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-03)
    The abstract was written using mathematical formulas and equations and for this reason it was not possible to transcribe it here. To view the summary we recommend downloading the file.
  • VIEIRA, F. L. J.; http://lattes.cnpq.br/4215012190220913; VIEIRA, Francisca Leidmar Josué. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-03)
    The abstract was written using mathematical formulas and equations that could not be transcribed here. To view the summary we recommend downloading the file.
  • ARAÚJO, R. O.; http://lattes.cnpq.br/8323653689815096; ARAÚJO, Rawlilson de Oliveira. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2009-02)
    The abstract was written using mathematical formulas and equations and for this reason it was not possible to transcribe it here. To view the summary we recommend downloading the file.
  • http://lattes.cnpq.br/3333115830597692; CAMPOS, Suene Ferreira. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2008-12)
    In this work we present a study about the behavior of polynomial identities of tensor products of T-prime T-ideals over infinite fields of different characteristics. More precisely, we present the Tensor Product Theorem ...
  • LIMA, J. I. C.; http://lattes.cnpq.br/8821959212486977; LIMA, José Iraponil Costa. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2008-09)
    The method of local influence proposed by Cook (1986) is an important tool in the analysis of the joint influence of the observations in the results of a regression fit. This technique has as main goal to evaluate ...
  • ARAÚJO, D. J. G.; http://lattes.cnpq.br/1369564161669232; ARAÚJO, Damião Júnio Gonçalves. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2008-04)
    In this work we study two parabolic partial differential equations systems subject to initial and boundary conditions. The first system treated here represents a model for solidification with a phase field function. The ...
  • NÓBREGA, A. B.; http://lattes.cnpq.br/3864414514180720; NÓBREGA, Alânnio Barbosa. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2008-01)
    In this work, we study a Generalized LinkingT heorem due Kryszewi and Szulkin, which complets a well know result due Rabinowitz, in the sense that, it is possible to consider a decomposition of the typeX=Y⊕Z, withY andZ ...
  • SILVA, F. C. F.; http://lattes.cnpq.br/1931831124180280; SILVA, Fernanda Clara de França. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-12)
    In this work we present an introduction to the Theory of analytical semigroups of unbounded linear operators, with some applications of this theory to the existence of solutions for Ordinary Differential equations in ...
  • SANTOS, J. A.; http://lattes.cnpq.br/2817964461789644; SANTOS, Jefferson Abrantes dos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-12)
    In this work we study the existence of solutions for the following class of Elliptic problems wherethefunctionf :R →RhassomediscontinuitiesandΩisaboundeddomainwith smooth boundary. The main tool used is the Variational ...
  • SILVA, A. M.; http://lattes.cnpq.br/6890196308115984; SILVA, Areli Mesquita da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-07)
    Time series involving angular data appear in many diverse areas of scientific knowledge. For example, in the drilling of a directional oil well, the displacement of the drill, along the path of the well, can be considered ...
  • SANTOS, J. S.; http://lattes.cnpq.br/2710859972341260; SANTOS, Joselma Soares dos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-04)
    In this work we will use the Theory of the Fixed Point in Cones to prove the existence and multiplicity of positive solutions for systems of second-ordem elliptic differential equations where 0 < r1 < r2 and a,b are ...
  • FIGUEREDO, R. S.; http://lattes.cnpq.br/7314386687011508; FIGUEREDO, Rosângela da Silva. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-03)
    In this work the Model of Covariance with error in their variables will be studied, where these errors have elliptical distributions, under a Bayesian perspective. In order to accomplish this we will use “a priori” ...
  • LIMA, H. G. G. M.; http://lattes.cnpq.br/4842950905522120; LIMA, Hallyson Gustavo Guedes de Morais. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-03)
    In this work we deduce the system of Shallow Water Equations in the Lagrangian form and we obtain its analytical solution. We have applied the spectral method in the numerical analysis of this system and we have shown that ...
  • VELÁSQUEZ, M. A. L.; http://lattes.cnpq.br/9883153271594957; VELÁSQUEZ, Marco Antonio Lázaro. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-03)
    In convex otimization problems and, more generally, in variational inequality problems appears concepts of: central paths defined by a barrier function, generalized proximal point algorithm with Bregman’s distances and ...

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