Publications in collaboration with researchers from Universidade de Trás-os-Montes e Alto Douro (9)

2012

  1. One half of a maximal embedding dimension numerical semigroup

    Rocky Mountain Journal of Mathematics, Vol. 42, Núm. 3, pp. 1035-1047

2010

  1. Ideals of proportionally modular numerical semigroups

    Journal of Algebra, Vol. 323, Núm. 9, pp. 2353-2362

  2. Proportionally Modular Diophantine Inequalities and Their Multiplicity

    Acta Mathematica Sinica, English Series, Vol. 26, Núm. 11, pp. 2059-2070

  3. The frobenius variety of the saturated numerical semigroups

    Houston Journal of Mathematics, Vol. 36, Núm. 2, pp. 357-365

2009

  1. Opened modular numerical semigroups with a given multiplicity

    International Journal of Algebra and Computation, Vol. 19, Núm. 2, pp. 235-246

  2. The doubles of a numerical semigroup

    Journal of Pure and Applied Algebra, Vol. 213, Núm. 3, pp. 387-396

2008

  1. Numerical semigroups with many gaps of the same parity

    Semigroup Forum, Vol. 77, Núm. 2, pp. 267-278

  2. Symmetric proportionally modular diophantine inequalities

    Publicationes Mathematicae, Vol. 73, Núm. 1-2, pp. 133-144

  3. The smallest positive integer that is solution of a proportionally modular diophantine inequality

    Mathematical Inequalities and Applications, Vol. 11, Núm. 2, pp. 203-212