• Ponencia
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      Quadrangulations and 2-Colorations 

      Cortés Parejo, María del Carmen; Márquez Pérez, Alberto; Nakamoto, Atsuhiro; Valenzuela Muñoz, Jesús (2005)
      Any metric quadrangulation (made by segments of straight line) of a point set in the plane determines a 2-coloration of ...
    • Artículo
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      Quantum social networks 

      Cabello Quintero, Adán; Danielsen, Lars Eirik; López Tarrida, Antonio José; Portillo Fernández, José Ramón (IOP Science, 2012)
      We introduce a physical approach to social networks (SNs) in which each actor is characterized by a yes–no test on a ...
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      Quantum state-independent contextuality requires 13 rays 

      Cabello Quintero, Adán; Kleinmann, Matthias; Portillo Fernández, José Ramón (IOP Science, 2016)
      We show that, regardless of the dimension of the Hilbert space, there exists no set of rays revealing state-independent ...
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      Quasi-filiform Leibniz algebras of maximum length 

      Camacho Santana, Luisa María; Cañete Molero, Elisa María; Gómez Martín, José Ramón; Omirov, Bakhrom Abdazovich (Springer, 2011)
      The n-dimensional p-filiform Leibniz algebras of maximum length have already been studied with 0 p 2. For Lie algebras ...
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      Quasi-free divisors and duality 

      Castro Jiménez, Francisco Jesús; Ucha Enríquez, José María (Elsevier, 2004)
      We prove a duality theorem for some logarithmic D-modules associated with a class of divisors. We also give some results for the locally quasi-homogeneous case.
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      Quasi-Hadamard Full Propelinear Codes 

      Armario Sampalo, José Andrés; Bailera, Iván; Borges, Joachim; Rifá, Josep (Springer, 2018)
      In this paper, we give a characterization of quasi-Hadamard groups in terms of propelinear codes. We define a new class ...
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      Quasi-orthogonal cocycles, optimal sequences and a conjecture of Littlewood 

      Armario Sampalo, José Andrés; Flannery, D. L. (Springer, 2020)
      A quasi-orthogonal cocycle, defined over a group of order congruent to 2 modulo 4, is naturally analogous to an orthogonal ...
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      Quasiconformal Gauss maps and the Bernstein problem for Weingarten multigraphs 

      Fernández Delgado, Isabel; Gálvez, José A.; Mira, Pablo (Cornell University, 2020)
      We prove that any complete, uniformly ellipticWeingarten surface in Euclidean 3-space whose Gauss map image omits an open ...
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      Quasipolynomial formulas for the Kronecker coefficients indexed by two two-row shapes (extended abstract) 

      Briand, Emmanuel; Orellana, Rosa; Rosas Celis, Mercedes Helena (Cornell University, 2008)
      We show that the Kronecker coefficients indexed by two two–row shapes are given by quadratic quasipolynomial formulas ...
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      Las raíces bohemias de Bolzano 

      Falcón Ganfornina, Raúl Manuel (2011-04)
      Las distintas herramientas que ofrece GeoGebra pueden ser aprovechadas a la hora de abordar de una forma visual y dinámica ...
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      Rammed Earth Construction: A Proposal for a Statistical Quality Control in the Execution Process 

      Canivell, Jacinto; Martín del Río, Juan Jesús; Falcón Ganfornina, Raúl Manuel; Rubio Bellido, Carlos (MDPI AG, 2020)
      Unlike other common contemporary construction materials such as concrete, mortars, or fired clay bricks, which are widely ...
    • Capítulo de Libro
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      Rearrangement invariant optimal domain for monotone kernel operators 

      Delgado Garrido, Olvido (Springer, 2009)
      For a kernel operator T with values in a Banach function space X, we give monotonicity conditions on the kernel which ...
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      Rebuilding convex sets in graphs 

      Cáceres González, José; Márquez Pérez, Alberto; Oellermann, Ortrud R.; Puertas González, María Luz (2005)
      The usual distance between pairs of vertices in a graph naturally gives rise to the notion of an interval between a pair ...
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      Recent advances on Tsagas-Sourlas-Santilli isotopology 

      Falcón Ganfornina, Raúl Manuel; Núñez Valdés, Juan (Kyungnam University Press, 2005)
      Because the Lie Theory solely applies to linear systems, in 1978 Santilli proposed the isotopic lifting of Lie’s theory ...
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      Recognition and Analysis of Image Patterns Based on Latin Squares by Means of Computational Algebraic Geometry 

      Falcón Ganfornina, Raúl Manuel (MDPI, 2021-03-21)
      With the particular interest of being implemented in cryptography, the recognition and analysis of image patterns based ...
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      Rectangular symmetries for coe cients of symmetric functions 

      Briand, Emmanuel; Orellana, Rosa; Rosas Celis, Mercedes Helena (The Electronic Journal of Combinatorics, 2015-07-31)
      We show that some of the main structural constants for symmetric functions (Littlewood-Richardson coe cients, Kronecker ...
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      Rectangular symmetries for coefficients of symmetric functions 

      Briand, Emmanuel; Orellana, Rosa C.; Rosas Celis, Mercedes Helena (American Mathematical Society, 2015)
      We show that some of the main structural constants for symmetric functions (Littlewood-Richardson coefficients, Kronecker ...
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      Rectifications of A-Algebras 

      Real Jurado, Pedro; Jiménez Rodríguez, María José (2007)
      In this article, in the setting of connected DG-modules, we prove that, for any A -algebra M mi i≥1 , there is a chain ...
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      Reducing Computational Costs in the Basic Perturbation Lemma 

      Real Jurado, Pedro; Berciano Alcaraz, Ainhoa; Jiménez Rodríguez, María José (2006)
      Homological Perturbation Theory [11, 13] is a well-known general method for computing homology, but its main algorithm, ...
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      Refined Deep Learning for Digital Objects Recognition via Betti Invariants 

      Onchis, Darian M.; Istin, Codruta; Real Jurado, Pedro (Springer, 2019)
      In this paper, we make use of the topological invariants of 2D images for an accelerated training and an improved recognition ...