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FB 3 - Mathematik Universität Bremen Postfach 33 04 40 28334 Bremen |
MZH 7056 Tel.: +49 421 218-63701 Fax: +49 421 218-4856 e-mail: porst@math.uni-bremen.de |
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| SS 2009 | Lehre | Sprechstunde |
| ab Di 21.4.2009 |
Kategorien und Algebren Di, Do 13 - 15 |
n.V.
|
Dual Adjunctions Between Algebras and Coalgebras, Arabian Journal for Science and Engineering 33 - 2C (2008), 407-411
Universal Constructions for Hopf Algebras, J. Pure Appl. Algebra, 212 (2008), 2547-2554
On Categories of Monoids, Comonoids, and Bimonoids, Quaestiones Math., 31 (2008), 127-139
Fundamental Constructions for Coalgebras, Corings, and Comodules, Appl. Categ. Structures 16 (2008), 223-238
On Corings and Comodules, Arch. Math. (Brno) 42 (2006), 419-425
On Coalgebras which are Algebras (with Chr. Dzierzon); Categorical Structures and their Applications, (eds. W. Gähler and G. Preuss), Singapore 2004, 227-235
Residually Small Varieties without Rank; Appl. Categ. Structures 12 (2004), 355-360
On Tree Coalgebras and Coalgebra Presentations (with J. Adámek); Theoret. Comput. Sci. 311 (2004), 257-283
On Varieties and Covarieties in a Category (with J. Adámek); Math. Structures Comput. Sci. 13 (2003) 201-232
From Varieties of Algebras to Covarieties of Coalgebras (with J. Adámek); Electronic Notes in Theoretical Computer Science 44 (2001)
Algebra, Coalgebra, and Dualization; UNISA Research Report (2001) 52 p.
Generalized Morita Theories; Notices South African Math. Soc. 32 (2001) 4-16
Varieties Without Minimal Generators (with J. Rosicky); Algebra Universalis 45 (2001) 23-33
Hu's Primal Algebra Theorem Revisited; Comment.Math.Univ.Carolinae 41 (2000) 855-859
Equivalence of Varieties in General and of Bool in Particular; Algebra Universalis 43 (2000) 157-186
The Essentially Equational Theory of Horn Classes; Mathematical Logic Qarterly 46 (2000) 233-240
Minimal Generators in Varieties. Appl. Categ. Structures 8 (2000) 519-52
Algebraic Theories of Quasivarieties (with J. Adámek); J. Algebra 208 (1998), 379-398
CatMAT 2000 - Proceedings of the Conference
CatMAT2000
21. - 25. August 2000 in Bremen
Editors: Horst Herrlich and Hans-E. Porst,
Mathematik-Arbeitspapiere 54, 472 p,
Univ. Bremen 2000
Categorical Methods in Algebra and Topology - A collection
of papers in honour of Horst Herrlich
Editor: Hans-E. Porst, Mathematik-Arbeitspapiere 48, 488 p,
Univ. Bremen 1997