Perfil (CV) del personal docente investigador

Otal Cinca, Javier
Departamento: Departamento de Matemáticas
Área: Algebra
Centro: Facultad de Ciencias

Instituto: INSTITUTO UNIVERSITARIO DE MATEMÁTICAS Y APLICACIONES (IUMA)
Grupo: E22_23R: Álgebra y Geometría

Códigos UNESCO
  • Grupos, generalidades
  • Otras
Categoría profesional: Prof. Emerito
Teléfono fijo: 876553238
Correo electrónico: otal@unizar.es
Página web: http://www.unizar.es/matematicas/fichas/ficha_otal.htm
ORCID: 0000-0002-3587-175X

Líneas de investigación
  • Teoría de grupos

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Artículos

  • Kurdachenko, Leonid A.; Longobardi, Patrizia; Maj, Mercede; Otal, Javier. On pairs of antagonistic subgroups and theirs influence on the structure of groups. INTERNATIONAL JOURNAL OF GROUP THEORY. 2023. DOI: 10.22108/ijgt.2022.131896.1768

  • Kurdachenko, L.A.; Otal, J.; Subbotin, I.Y. On some properties of the upper central series in Leibniz algebras. COMMENTATIONES MATHEMATICAE UNIVERSITATIS CAROLINAE. 2019. DOI: 10.14712/1213-7243.2019.009

  • Dixon, Martyn R.; Kurdachenko, Leonid A.; Otal, Javier. On the structure of some infinite dimensional linear groups. COMMUNICATIONS IN ALGEBRA. 2017. DOI: 10.1080/00927872.2016.1175593

  • Kurdachenko, L. A.; Otal, J.; Pypka, A. A. Relationships between factors of canonical central series of Leibniz algebras. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY. 2016. DOI: 10.1007/s40879-016-0093-5

  • Kurdachenko, L. A.; Otal, J.; Pypka, A. A. Relationships Between the Factors of the Upper and the Lower Central Series of a Group. BULLETIN OF THE MALAYSIAN MATHEMATICAL SCIENCES SOCIETY. 2016. DOI: 10.1007/s40840-015-0222-1

  • Kurdachenko, L. A.; Otal, J. Groups with Chernikov factor-group by hypercentral. REVISTA DE LA REAL ACADEMIA DE CIENCIAS EXACTAS, FISICAS Y NATURALES - SERIE A: MATEMATICAS. 2015. DOI: 10.1007/s13398-014-0201-7

  • Dixon, M. R.;Kurdachenko, L. A.;Otal, J. On groups whose factor-group modulo the hypercentre has finite section p-rank. JOURNAL OF ALGEBRA. 2015. DOI: 10.1016/j.jalgebra.2015.06.005

  • Kurdachenko, L. A.;Otal, J.;Pypka, A. A. On the structure and some numerical properties of subgroups and factor-groups defined by automorphism groups. JOURNAL OF ALGEBRA AND ITS APPLICATIONS. 2015. DOI: 10.1142/S0219498815500759

  • Kurdachenko, L. A.; Otal, J.; Subbotin, I. Y. On the structure of some Noetherian modules over group rings. INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION. 2014. DOI: 10.1142/S0218196714500131

  • Ballester-Bolinches, A.;Camp-Mora, S.;Kurdachenko, L. A.;Otal, J. Extension of a Schur theorem to groups with a central factor with a bounded section rank. JOURNAL OF ALGEBRA. 2013. DOI: 10.1016/j.jalgebra.2013.06.035

  • Kurdachenko, L. A.;Otal, J. The rank of the factor-group modulo the hypercenter and the rank of the some hypocenter of a group. CENTRAL EUROPEAN JOURNAL OF MATHEMATICS. 2013. DOI: 10.2478/s11533-013-0284-y

  • Kurdachenko, L. A.;Otal, J. On the existence of normal complement to the Sylow subgroups of some infinite groups. CARPATHIAN JOURNAL OF MATHEMATICS. 2013

  • Kurdachenko,L. A.;Otal,J. On the influence of transitively normal subgroups on the structure of some infinite groups. PUBLICACIONS MATEMATIQUES. 2013. DOI: 10.5565/PUBLMAT-57113-03

  • Otal,J.;Semko,N. N.;Semko Jr.,N. N. On groups whose transitively normal subgroups are either normal or self-normalizing. ANNALI DI MATEMATICA PURA ED APPLICATA. 2013. DOI: 10.1007/s10231-012-0251-4

  • Kurdachenko, L. A.; Otal, J.;Subbotin, I. Y. On a generalization of Baer theorem. PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY. 2013. DOI: 10.1090/S0002-9939-2013-11677-1

  • Kurdachenko, L. A.;Muñoz-Escolano, J. M.;Otal, J. An extension of a theorem by B.H. Neumann on groups with boundedly finite conjugacy classes. MILAN JOURNAL OF MATHEMATICS. 2012. DOI: 10.1007/s00032-012-0172-0

  • Kurdachenko, L. A.;Muñoz-Escolano, J. M.;Otal, J. Groups in which the normal closures of cyclic subgroups have finite section rank. INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION. 2012. DOI: 10.1142/S0218196712500324

  • Kirichenko,V. V.;Kurdachenko,L. A.;Otal,J.;Igor,Y. On the contribution of D.I. Zaitsev to the theory of infinite groups. ALGEBRA AND DISCRETE MATHEMATICS. 2012

  • Kurdachenko,L. A.;Muñoz-Escolano,J. M.;Otal,J. Groups acting on vector spaces with a large family of invariant subspaces. LINEAR AND MULTILINEAR ALGEBRA. 2012. DOI: 10.1080/03081087.2011.608667

  • Dixon,M. R.;Kirichenko,V. V.;Kurdachenko,L. A.;Otal,J.;Semko,N. N.;Shemetkov,L. A.;Subbotin,I. Y. S. N. Chernikov and the development of infinite group theory. ALGEBRA AND DISCRETE MATHEMATICS. 2012

  • Dixon,M. R.;Kurdachenko,L. A.;Otal,J.;Kim,A. C. Linear groups with bounded action. ALGEBRA COLLOQUIUM. 2011

  • Kurdachenko, L. A.;Otal, J.;Russo, A. ;Vincenzi, G. Groups whose all subgroups are ascendant or self-normalizing. CENTRAL EUROPEAN JOURNAL OF MATHEMATICS. 2011. DOI: 10.2478/s11533-011-0007-1

  • Muñoz-Escolano, J. M.;Otal, J. ;Turbaj, N. A. Groups with Chernikov conjugacy classes in which Sylow permutability is a transitive relation. JOURNAL OF ALGEBRA. 2010

  • Ballester-Bolinches, Adolfo;Kurdachenko, Leonid A.;Otal, Javier ;Pedraza, Tatiana. Infinite groups with Sylow permutable subgroups. ANNALI DI MATEMATICA PURA ED APPLICATA. 2010

  • Ballester-Bolinches, A.;Kurdachenko, L. A.;Otal, J. ;Pedraza, T. Local characterizations of infinite groups whose ascendant subgroups are permutable. FORUM MATHEMATICUM. 2010

  • Kurdachenko, L. A.;Otal, J. ;Subbotin, I. Y. Some criteria for existence of supplements to normal subgroups and their applications. INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION. 2010

  • Kurdachenko, L. A.;Otal,J.;Subbotin,I. Y. On Influence of Contranormal Subgroups on the Structure of Infinite Groups. COMMUNICATIONS IN ALGEBRA. 2009

  • Kurdachenko, Leonid A.; Muñoz-Escolano, Jose M.; Otal, Javier; Semko, Nikolaj N. Locally nilpotent linear groups with restrictions on their subgroups of infinite central dimension. DOPOVÌDÌ NACIONALʹNOÏ AKADEMÌÏ NAUK UKRAÏNI. 2009

  • Muñoz-Escolano, Jose María; Otal, Javier; Semko, Nikolai N. The structure of infinite dimensional linear groups satisfying certain finiteness conditions. ALGEBRA AND DISCRETE MATHEMATICS. 2009

  • Kurdachenko, L. A.;Otal,J.;Subbotin,I. Y. Criteria of Nilpotency and Influence of Contranormal Subgroups on the Structure of Infinite Groups. TURKISH JOURNAL OF MATHEMATICS. 2009

  • Kurdachenko, L. A.;Muñoz-Escolano,J. M.;Otal,J.;Semko,N. N. Locally Nilpotent Linear Groups with Restrictions on their Subgroups of Infinite Central Dimension. GEOMETRIAE DEDICATA. 2009

  • Kurdachenko, L. A.;Muñoz-Escolano,J. M.;Otal,J. Locally Nilpotent Linear Groups with the Weak Chain Conditions on Subgroups of Infinite Central Dimension. PUBLICACIONS MATEMATIQUES. 2008

  • Ballester-Bolinches, A.;Kurdachenko,L. A.;Otal,J.;Pedraza,T. Grupos Infinitos Con Muchos Subgrupos Permutables. REVISTA MATEMATICA IBEROAMERICANA. 2008

  • Ballester-Bolinches, A.;Kurdachenko,L. A.;Otal,J.;Pedraza,T. Infinite Groups with Many Permutable Subgroups. REVISTA MATEMATICA IBEROAMERICANA. 2008

  • Muñoz-Escolano, J. M.;Otal,J.;Semko,N. N. Periodic Linear Groups with the Weak Chain Conditions on Subgroups of Infinite Central Dimension. COMMUNICATIONS IN ALGEBRA. 2008

  • Kurdachenko, L. A.;Muñoz-Escolano,J. M.;Otal,J. Antifinitary Linear Groups. FORUM MATHEMATICUM. 2008

  • Kurdachenko, L. A.;Muñoz-Escolano,J. M.;Otal,J. Grupos Lineales Localmente Nilpotentes Con Las Condiciones De Cadena Débiles En Subgrupos De Dimensión Central Infinita. PUBLICACIONS MATEMATIQUES. 2008

  • Kurdachenko,L. A.;Otal,J.;Russo,A.;Vincenzi,G. Abnormal subgroups and Carter subgroups in some classes of infinite groups. JOURNAL OF ALGEBRA. 2006

  • Muñoz-Escolano, Jose M.; Otal, Javier; Semko, Nikolaj N. Linear Groups with the Weak Maximal and Minimal Conditions for the Subgroups of Infinite Central Dimension. DOPOVÌDÌ NACIONALʹNOÏ AKADEMÌÏ NAUK UKRAÏNI. 2006

  • Kurdachenko, L. A.;Otal, J.;Subbotin, I. Y. Abnormal, Pronormal, Contranormal, and Carter Subgroups in Some Generalized Minimax Groups. COMMUNICATIONS IN ALGEBRA. 2005

  • Kurdachenko, Leonid A.;Otal, Javier;Soules, Panagiotis. Groups with polycyclic-by-finite conjugate classes of subgroups. COMMUNICATIONS IN ALGEBRA. 2004

  • Kurdachenko, L. A.;Otal, J.;Russo, A.;Vincenzi, G. Groups whose non-normal subgroups have finite conjugacy classes. MATHEMATICAL PROCEEDINGS OF THE ROYAL IRISH ACADEMY. 2004

  • Otal, Javier. Clasificación de los grupos simples finitos: una visión general. MEMORIAS DE LA ACADEMIA DE CIENCIAS EXACTAS, FÍSICO- QUÍMICAS Y NATURALES DE ZARAGOZA. 2004

  • Kurdachenko, L. A.;Otal, J.;Subbotin, I. Y. Baer-Like Decompositions of Modules. ILLINOIS JOURNAL OF MATHEMATICS. 2003

  • Otal,-Javier, (e-Zrgz). Central-by-Chernikov groups are compact co-Chernikov CC-groups. ANNALI DI MATEMATICA PURA ED APPLICATA. 2003

  • Kurdachenko, L. A.;Otal, J. Fc-Groups All of Whose Factor Groups Are Residually Finite. COMMUNICATIONS IN ALGEBRA. 2003

  • Kurdachenko,-L.-A.;Otal,-J. Simple modules over CC-groups and monolithic just non-CC-groups. BOLLETTINO DELL'UNIONE MATEMATICA ITALIANA 2001

  • Kurdachenko, L.A.;Otal, J.;Tomkinson, M.J. Fc-Groups Whose Central Factor Group Can Be Embedded in a Direct-Product of Finite-Groups. COMMUNICATIONS IN ALGEBRA. 2000

  • Kurdachenko, L. A.;Otal, J. Some noetherian modules and non-monolithic just non-CC-groups. JOURNAL OF GROUP THEORY. 1999

  • Otal, J.;Peña, J. M. Fitting classes and formations of locally soluble CC-groups. BOLLETTINO DELLA UNIONE MATEMATICA ITALIANA. 1996

  • Gonzalez, M.;Otal, J. The extension of results due to Gorchakov and Tomkinson from FC-groups to CC-groups. JOURNAL OF ALGEBRA. 1996

  • Gonzalez, M.;Otal, J. Embedding-Theorems for Residually Cernikov Cc-Groups. PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY. 1995

  • Otal, J.;Peña, J. M. Nilpotent-By-Cernikov Cc-Groups. JOURNAL OF THE AUSTRALIAN MATHEMATICAL SOCIETY SERIES A-PURE MATHEMATICS AN. 1992

  • Hartley, B.;Otal, J.;Peña, J. M. Locally Graded Minimal Non Cc-Groups are P-Groups. ARCHIV DER MATHEMATIK. 1991

  • Otal, J.;Peña, J. M.;Tomkinson, M. J. Locally Inner Automorphisms of Cc-Groups. JOURNAL OF ALGEBRA. 1991

  • Gonzalez, M.;Otal, J.;Peña, J. M. Cc-Groups with Periodic Central Factor. MANUSCRIPTA MATHEMATICA. 1990

  • Gonzalez, M.;Otal, J. Hall,p. Covering Group and Embeddings of Countable Cc-Groups. COMMUNICATIONS IN ALGEBRA. 1990

  • Otal, J.;Peña, J. M. Los grupos infinitos localmente finitos de tipo psl(2,K) o sz(K) no son minimales bajo ciertas condiciones. PUBLICACIONS MATEMATIQUES. 1988

  • Otal, J.;Peña, J. M. Minimal Non-Cc-Groups. COMMUNICATIONS IN ALGEBRA. 1988

  • Otal, J.;Peña, J. M. Grupos localmente graduados con ciertas condiciones mínimas para subgrupos. II. PUBLICACIONS MATEMATIQUES. 1988

  • Otal, J.;Peña, J. M. Groups in which Every Proper Subgroup is Cernikov-By-Nilpotent Or Nilpotent-By-Cernikov. ARCHIV DER MATHEMATIK. 1988

  • Alcazar, J.;Otal, J. Sylow Subgroups of Groups with Cernikov Conjugacy Classes. JOURNAL OF ALGEBRA. 1987

  • Otal, J. Sobre clases subjuntivas de grupos. PUBLICACIONS DE LA SECCIÓ DE MATEMÀTIQUES - UNIVERSITAT AUTÒNOMA DE BARCELONA. 1985

Comunicaciones

  • Kurdachenko, Leonid A., (ukr-Dnepm);Otal, Javier, (e-Zrgzs-Al). Direct decompositions of Artinian modules related to formations of groups. ALGEBRA AND DISCRETE MATHEMATICS. 2003

Libros

  • editors, Adolfo Ballester Bolinches, Alberto Elduque, José María Muñoz Escolano. Proceedings of the "Meeting on Group Theory and its applications on the occasion of Javier Otal's 60th birthday": (Zaragoza, june 10-11, 2011). 2012

  • Miguel González Sardinero ; [director, Javier Otal]. Incrustaciones de CC-grupos. 1991

  • Juan Manuel Peña Ferrández ; [bajo la dirección de Javier Otal Cinca]. Grupos localmente graduados minimales no (CC-grupos). 1986

Capítulos

  • J. Otal and N. N. Semko. Groups with the small cocentralizers. ON THE INFLUENCE OF SOME IMPORTANT TYPES OF SUBGROUPS ON THE STRUCTURE OF A GROUP: A COLLECTION OF SURVEY ARTICLES. 2010

  • L. A. Kurdachenko and J. Otal. On groups with some families of generalized normal subgroups. ON THE INFLUENCE OF SOME IMPORTANT TYPES OF SUBGROUPS ON THE STRUCTURE OF A GROUP: A COLLECTION OF SURVEY ARTICLES. 2010

  • Soluble linear groups with some restrictions on subgroups of infinite central dimension. L.A. Kurdachenko, J.M. Muñoz-Escolano, J. Otal. ISCHIA GROUP THEORY 2008. 2009

  • José M. Muñoz-Escolano, Javier Otal, Nicolaj N. Semko. Grupos lineales con condiciones de cadena sobre sus subgrupos de dimensión central infinita. ALGUNAS CUESTIONES DE CIENCIA: LIBRO HOMENAJE AL PROFESOR MANUEL QUINTANILLA. 2007

  • Javier Otal. Matemáticas, medicina y el cerebro. UNA VIDA EN LA UNIVERSIDAD: HOMENAJE AL PROFESOR VICENTE CALATAYUD MALDONADO. 2005



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