Prof. Bernd Billhardt - Forschungsinformationssystem | Universität Kassel - CONVERIS Forschungsinformationsystem

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Prof. Dr. Bernd Billhardt

Projektleitung

1992 - 2006

Reguläre Halbgruppen als semidirekte Produkte

Publikationen

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2005	Billhardt, B., 2005. Bifree locally inverse semigroups as expansions. Journal of Algebra 283, 505–521. https://doi.org/10.1016/j.jalgebra.2004.09.005
2004	Billhardt, B., 2004. A factorization of dual prehomomorphisms and expansions of inverse semigroups. Studia Scientiarum Mathematicarum Hungarica 41, 295–308. https://doi.org/10.1556/SScMath.41.2004.3.3
2004	Billhardt, B., 2004. Expansions of completely simple semigroups. Studia Scientiarum Mathematicarum Hungarica 41, 39–58. https://doi.org/10.1556/SScMath.41.2004.1.3
2003	Billhardt, B., Szendrei, M.B., 2003. Weakly E-unitary locally inverse semigroups. Journal of Algebra 267, 559–576. https://doi.org/10.1016/S0021-8693(03)00395-8
2002	Billhardt, B., 2002. Embedding locally inverse semigroups into Rees matrix semigroups. Semigroup Forum 65, 113–127. https://doi.org/10.1007/s002330010113
2001	Billhardt, B., 2001. On lambda-semidirect products by locally R-unipotent semigroups. Acta Scientiarum Mathematicarum 67, 161–176.
2001	Billhardt, B., 2001. On one sided and naturally lattice ordered inverse semigroups. Semigroup Forum 63, 422–428.
2000	Billhardt, B., Szendrei, M.B., 2000. Associativity of the regular semidirect product of existence varieties. Journal of the Australian Mathematical Society. Series A. Pure Mathematics and Statistics 69, 85–115. https://doi.org/10.1017/S1446788700001853
2000	Billhardt, B., Szittyai, I., 2000. On embeddability of idempotent separating extensions of inverse semigroups. Semigroup Forum 61, 26–31. https://doi.org/10.1007/PL00006012
1998	Billhardt, B., 1998. On embeddability into a semidirect product of a band by a group. Journal of Algebra 206, 40–50. https://doi.org/10.1006/jabr.1997.7390