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JOURNAL OF : PURE AND les APPLIED ALGEBRA ELSEVIER Volume 198, Issues 1-3, 1 June 2005 www.elsevier.com/locate/jpaa CONTENTS Abstracted/Indexed in: Current Contents: Physical, Chemical & Earth Sciences, Mathematical Reviews, PASCAL, Science Citation Index, Zentralblatt fur Mathematik. J. Abarbanel, S. Rosset The Schur multiplier of F/[R,S] A. Abdollahi, S. Akbari Rings virtually satisfying a polynomial identity M.-A. Bertin On trisecant lines to white surfaces A. Bjorner, V. Welker Segre and Rees products of posets, with ring-theoretic applications M.G. Brin Coherence of associativity in categories with multiplication J. Cimprié, D. Veluscek Higher product levels of domains D. Delic’ Decidable locally finite discriminator varieties arising from dihedral varieties of groups M.K. Das, S. Mandal Euler class construction F Deloup, G. Massuyeau Quafudnctirons aon ttorsiion cgro ups G. Fatabbi, A. Lorenzini On the graded resolution of ideals of a few general fat points of P” J. Feldvoss Existence of triangular Lie bialgebra structures II S. Gelaki Basic quasi-Hopf algebras of dimension n° N.D. Gilbert Actions and expansions of ordered groupoids TL. Hodge Representations associated to involutions on algebraic groups and modular Harish-Chandra modules E.S. Letzter Effective detection of nonsplit module extensions A. Khetan Exact matrix formula for the unmixed resultant in three variables D. Liu, N. Hu Vertex representations for toroidal Lie algebra of type G, B.T. Jensen, X. Su, A. Zimmermann Degenerations for derived categories C. Lomp A central closure construction for certain algebra extensions. Applications to Hopf actions A. Stasica Geometry of the Jelonek set Author Index Also available on science @oinecr- www.sciencedirect.com CONTENTS This journal is part of ContentsDirect, the free alerting service which sends tables of contents by e-mail for Elsevier books and journals. * You can register for ContentsDirect online at: http://contentsdirect. elsevier.com Keep track of recently published papers http:/www.elsevier.com/locate/jpaa 0022-4049(20050601)198:1-3;1-S JOURNAL OF : PURE AND les APPLIED ALGEBRA ELSEVIER Volume 198, Issues 1-3, 1 June 2005 www.elsevier.com/locate/jpaa CONTENTS Abstracted/Indexed in: Current Contents: Physical, Chemical & Earth Sciences, Mathematical Reviews, PASCAL, Science Citation Index, Zentralblatt fur Mathematik. J. Abarbanel, S. Rosset The Schur multiplier of F/[R,S] A. Abdollahi, S. Akbari Rings virtually satisfying a polynomial identity M.-A. Bertin On trisecant lines to white surfaces A. Bjorner, V. Welker Segre and Rees products of posets, with ring-theoretic applications M.G. Brin Coherence of associativity in categories with multiplication J. Cimprié, D. Veluscek Higher product levels of domains D. Delic’ Decidable locally finite discriminator varieties arising from dihedral varieties of groups M.K. Das, S. Mandal Euler class construction F Deloup, G. Massuyeau Quafudnctirons aon ttorsiion cgro ups G. Fatabbi, A. Lorenzini On the graded resolution of ideals of a few general fat points of P” J. Feldvoss Existence of triangular Lie bialgebra structures II S. Gelaki Basic quasi-Hopf algebras of dimension n° N.D. Gilbert Actions and expansions of ordered groupoids TL. Hodge Representations associated to involutions on algebraic groups and modular Harish-Chandra modules E.S. Letzter Effective detection of nonsplit module extensions A. Khetan Exact matrix formula for the unmixed resultant in three variables D. Liu, N. Hu Vertex representations for toroidal Lie algebra of type G, B.T. Jensen, X. Su, A. Zimmermann Degenerations for derived categories C. Lomp A central closure construction for certain algebra extensions. Applications to Hopf actions A. Stasica Geometry of the Jelonek set Author Index Also available on science @oinecr- www.sciencedirect.com CONTENTS This journal is part of ContentsDirect, the free alerting service which sends tables of contents by e-mail for Elsevier books and journals. * You can register for ContentsDirect online at: http://contentsdirect. elsevier.com Keep track of recently published papers http:/www.elsevier.com/locate/jpaa 0022-4049(20050601)198:1-3;1-S