Extracta mathematicae

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  Año 2001, Vol. 16, Número 2

  • Expository Papers

    • Characteristically Nilpotent Lie Algebras: a Survey

      José María Ancochea Bermúdez, Otto Rutwig Campoamor

      • Texto completo

      págs. 153-210

      

  • Research Papers

    • On the C-Farthest Points

      Abdelhakim Maaden

      • Texto completo

      págs. 211-222

      

    • A Lower Bound of the Norm of the Operator X: AXB + BXA

      Mohamed Barraa, Mohamed Boumazgour

      • Texto completo

      págs. 223-228

      

    • Norm of a Derivation and Hyponormal Operators

      Mohamed Barraa, Mohamed Boumazgour

      • Texto completo

      págs. 229-234

      

    • Convergence of Taylor Series in Hardy and Besov Spaces

      Liliana Gabriela Gheorghe

      • Texto completo

      págs. 235-240

      

    • The Inverse Problem for Flat Kinetic Minus Potential Lagrangians

      G. E. Prince, G. Thompson

      • Texto completo

      págs. 241-248

      

    • Théorème de Gelfand-Mazur dans les Algèbres p-Normées Non-Associatives

      H. Kemmoun

      • Texto completo

      págs. 249-258

      

    • Norms that Locally Depend on Countably Many Linear Functionals

      Marián Fabian, V. Zizler

      • Texto completo

      págs. 259-278

      

  • Research Announcements

    • Generalized Homotopy Theory

      Josué Remedios Gómez, Sergio Rodríguez Machín

      • Texto completo

      págs. 279-286

      

    • Homotopy Theory Induced by Cones

      Francisco J. Díaz Díaz, Sergio Rodríguez Machín

      • Texto completo

      págs. 287-293

      

    • The Set of First-Order Differential Equations with Periodic or Bounded Solutions

      Antonio Tineo, Manuel Fernández García-Hierro, José Luis Bravo Trinidad

      • Resumen
      • Texto completo

      págs. 293-296

      

    • Characteristics of Orders Based on Choice Function Tool

      Jacinto González Pachón, María Isabel Rodríguez-Galiano

      • Texto completo

      págs. 297-301