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Embeddings into Orthomodular Lattices with Given Centers, State Spaces and Automorphism Groups
We prove that, given a nontrivial Boolean algebra B, a compact convex set S and a group G, there is an orthomodular lattice L with the center isomorphic to B, the automorphism grou...
John Harding, Mirko Navara
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14 years 7 days ago
Epimorphisms in Certain Varieties of Algebras
We prove a lemma which, under restrictive conditions, shows that epimorphisms in V are surjective if this is true for epimorphisms from irreducible members of V . This lemma is app...
Gunter Bruns, John Harding