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BOROBIA VIZMANOS, ALBERTO

MATEMÁTICAS FUNDAMENTALES / Universidad Nacional de Educación a Distancia

Publications

On the consistency of the matrix equation X T A X = B when B is skew-symmetric: improving the previous characterization

  • Borobia, A.
  • Canogar, R.
  • De Terán, F.

Linear and Multilinear Algebra - 2023

Editor: Taylor and Francis Ltd.

10.1080/03081087.2023.2211720 View at source

  • ISSN/ISBN 1563-5139

On the consistency of the matrix equation X⊤AX= B when B is symmetric: the case where CFC(A) includes skew-symmetric blocks

  • Borobia, Alberto
  • Canogar, Roberto
  • Teran Vergara, Fernando De

Revista de la Real Academia de Ciencias Exactas, Fisicas y Naturales - Serie A: Matematicas - 1/2023

Editor: Springer-Verlag Italia s.r.l.

10.1007/s13398-023-01391-0 View at source

  • EISSN 1579-1505
  • ISSN 1578-7303
  • ISSN/ISBN 1579-1505
Open Access

The equation X^TAX=B with B skew-symmetric: how much of a bilinear form is skew-symmetric?

  • Borobia Vizmanos ., Alberto
  • Canogar Mckenzie, Roberto
  • Teran Vergara, Fernando De

LINEAR & MULTILINEAR ALGEBRA - 7/2022

Editor: Taylor and Francis Ltd.

https://doi.org/10.1080/03081087.2022.2093825 View at source

  • EISSN 1563-5139
  • ISSN 0308-1087
  • ISSN/ISBN 1563-5139

Nonsparse companion hessenberg matrices

  • Borobia, A.
  • Canogar, R.

Electronic Journal of Linear Algebra (p. 193-210) - 2021

Editor: International Linear Algebra Society

10.13001/ela.2021.5405 View at source

  • ISSN/ISBN 1081-3810
Open Access

On the Consistency of the Matrix Equation X¿ AX = B when B is Symmetric

  • Borobia, Alberto
  • Canogar, Roberto
  • Teran Vergara, Fernando De

Mediterranean Journal of Mathematics - 4/2021

Editor: Birkhauser

https://doi.org/10.1007/s00009-020-01656-7 View at source

  • EISSN 1660-5454
  • ISSN 1660-5446
  • ISSN/ISBN 1660-5454

A phase II, single-center, double-blind, randomized placebo-controlled trial to explore the efficacy and safety of intravenous melatonin in patients with COVID-19 admitted to the intensive care unit (MelCOVID study): A structured summary of a study protocol for a randomized controlled trial

  • Rodríguez-Rubio M
  • Figueira JC
  • Acuña-Castroviejo D
  • Borobia AM
  • Escames G
  • de la Oliva P

Trials - 5/8/2020

Editor: BioMed Central Ltd

10.1186/s13063-020-04632-4 View at source

  • ISSN 17456215
  • ISSN/ISBN 1745-6215

Clinical trial to test the efficacy of melatonin in COVID-19

  • Acuña-Castroviejo D
  • Escames G
  • Figueira JC
  • de la Oliva P
  • Borobia AM
  • Acuña-Fernández C

Journal of Pineal Research - 1/10/2020

Editor: Blackwell Publishing Ltd

10.1111/jpi.12683 View at source

  • ISSN 07423098
  • ISSN/ISBN 1600-079X

The WST-decomposition for partial matrices

  • Borobia, A.
  • Canogar, R.

Linear Algebra and Its Applications (p. 95-125) - 2019

Editor: Elsevier Inc.

10.1016/j.laa.2018.11.028 View at source

  • ISSN/ISBN 0024-3795

Fillmore's theorem for integer matrices

  • Borobia, A.

Linear Algebra and Its Applications (p. 281-284) - 2017

Editor: Elsevier Inc.

10.1016/j.laa.2017.06.011 View at source

  • ISSN/ISBN 0024-3795

ACI-matrices of constant rank over arbitrary fields

  • Borobia, A.
  • Canogar, R.

Linear Algebra and Its Applications (p. 232-259) - 2017

Editor: Elsevier Inc.

10.1016/j.laa.2017.04.002 View at source

  • ISSN/ISBN 0024-3795

Álgebra lineal y geometría vectorial

  • Alberto Borobia Vizmanos
  • Beatriz Estrada López

2015

Editor: Sanz y Torres

  • ISSN/ISBN 978-84-15550-85-3

Matemáticas para ciencias ambientales: álgebra lineal y ecuaciones diferenciales

  • Alberto Borobia Vizmanos
  • Beatriz Estrada López

2004

Editor: Madrid : Sanz y Torres, 2004

  • ISSN/ISBN 978-84-92948-35-2

Inverse Eigenvalue Problems

  • Borobia, A.

Handbook of Linear Algebra, Second Edition - 2013

Editor: CRC Press

  • ISSN/ISBN 9781466507296

This researcher has no conferences.

This researcher has no working papers.

This researcher has no technical reports.

This researcher has no research projects.

Representación de 3-variedades por esferas de dehn rellenantes

  • Rubén Vigara
  • José María Montesinos Amilibia (dir. tes.)
  • Emilio Bujalance García (pres.)
  • Alberto Borobia Vizmanos (secr.)
  • María Teresa Lozano Imízcoz (voc.)
  • Hugh Morton (voc.)
  • José Manuel Rodríguez Sanjurjo (voc.)
... View more Collapse

2006

Reading institution: UNED. Universidad Nacional de Educación a Distancia

Diseños tipo partición

  • Roberto Canogar Mckenzie
  • Alberto Borobia Vizmanos (dir. tes.)
  • Emilio Bujalance García (pres.)
  • Antonio Félix Costa González (secr.)
  • Joaquim Borges Ayats (voc.)
  • Antonio Campillo López (voc.)
  • Edgar Martínez Moro (voc.)
... View more Collapse

(p. 1-139) - 2002

Reading institution: UNED. Universidad Nacional de Educación a Distancia

Matrices no-negativas

  • Alberto Borobia Vizmanos
  • José María Montesinos Amilibia (dir. tes.)
  • Miguel de Guzmán Ozámiz (pres.)
  • Antonio Félix Costa González (secr.)
  • Enrique Outerelo Domínguez (voc.)
  • José Manuel Rodríguez Sanjurjo (voc.)
  • Ion Zaballa Tejada (voc.)
... View more Collapse

1994

Reading institution: UNED. Universidad Nacional de Educación a Distancia

This researcher has no patents or software licenses.

Last data update: 8/28/24 5:38 PM