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Listar Algebra por autor "Gago Vargas, Manuel Jesús"
Mostrando ítems 1-13 de 13
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Capítulo de Libro
Algorithmic Invariants for Alexander Modules
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Ucha Enríquez, José María (2006)Let $G$ be a group given by generators and relations. It is possible to compute a presentation matrix of a module over a ...
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Artículo
An algebraic approach to Integer Portfolio problems
Castro Jiménez, Francisco Jesús; Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Puerto Albandoz, Justo; Ucha Enríquez, José María (2011-05-01)Integer variables allow the treatment of some portfolio optimization problems in a more realistic way and introduce the ...
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Artículo
An improved test set approach to nonlinear integer problems with applications to engineering design
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Puerto Albandoz, Justo; Ucha, J.M. (Proquest, 2015-03-14)Many problems in engineering design involve the use of nonlinearities and some integer variables. Methods based on test ...
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Artículo
An improved test set approach to nonlinear integer problems with applications to engineering design
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Puerto Albandoz, Justo; Ucha Enríquez, José María (Springer, 2015-11)Many problems in engineering design involve the use of nonlinearities and some integer variables. Methods based on test ...
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Artículo
Álgebra computacional y programación entera no lineal
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel (Real Sociedad Matemática Española, 2016) -
Artículo
Bases for Projective modules in An(k)
Gago Vargas, Manuel Jesús (2003-12)Let $A_n(k)$ be the Weyl algebra, with $k$ a field of characteristic zero. It is known that every projective finitely ...
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Artículo
Comparison of theoretical complexities of two methods for computing annihilating ideals of polynomials
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Ucha Enríquez, José María (2005)Let f1, . . . , fp be polynomials in C[x1, . . . , xn] and let D = Dn be the n-th Weyl algebra. We provide upper bounds ...
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Artículo
Constructions in R[x_1, ..., x_n]. Applications to K-Theory
Gago Vargas, Manuel Jesús (2002-06-25)A classical result in K-Theory about polynomial rings like the Quillen-Suslin theorem admits an algorithmic approach when ...
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Artículo
Exact cost minimization of a series-parallel reliable system with multiple component choices using an algebraic method
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Puerto Albandoz, Justo; Ucha Enríquez, José María (2013-11)The redundancy allocation problem is formulated minimizing the design cost for a series-parallel system with multiple ...
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Capítulo de Libro
Nouvelle Cuisine for the Computation of the Annihilating Ideal of $f^s$
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Ucha Enríquez, José María (2005)Let $f_1,\ldots, f_p$ be polynomials in ${\bf C}[x_1,\ldots, x_n]$ and let $D = D_n$ be the $n$-th Weyl algebra. The ...
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Tesis Doctoral
Presentaciones de módulos teorema de estabilidad de Suslin en Z[X]
Gago Vargas, Manuel Jesús (1999)La comparación de módulos finitamente generados sobre anillos de polinomios es un problema de gran dificultad no resuelto. ...
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Capítulo de Libro
Sudokus and Gröbner Bases: not only a Divertimento
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Martín Morales, Jorge; Ucha Enríquez, José María (2006)Sudoku is a logic-based placement puzzle. We recall how to translate this puzzle into a 9-colouring problem which ...
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Ponencia
The Chemist's Cabinet Puzzle: a polynomial approach
Gago Vargas, Manuel Jesús; Hartillo Hermoso, Isabel; Ucha Enríquez, José María (Universidad de Granada. Departamento de Álgebra, 2008-09)Realizamos un análisis del juego conocido por el herbolario. Se modeliza su solución mediante un sistema polinómico, y deducimos el número de soluciones a partir de herramientas de Álgebra Conmutativa.