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math.GR2018
The existential transversal property: a generalization of homogeneity and its impact on semigroups
João Araújo, Wolfram Bentz, Peter J. Cameron
Let be a permutation group of degree , and a positive integer with . We say that has the -existential property, or -et for short, if there exists a …
math.RA2018
Independence algebras, basis algebras and the distributivity condition
Wolfram Bentz, Victoria Gould
Stable basis algebras were introduced by Fountain and Gould and developed in a series of articles. They form a class of universal algebras, extending that of independence algebras.…