19 citations · 81 across the 20 of their papers we have counts for
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math.LO2015★ 1 cited
Flexible constraint satisfiability and a problem in semigroup theory
Marcel Jackson
We examine some flexible notions of constraint satisfaction, observing some relationships between model theoretic notions of universal Horn class membership and robust satisfiabili…
math.LO2015★ 3 cited
Infinite irredundant equational axiomatisability for a finite monoid
Marcel Jackson
It is shown that a finite monoid can have an infinite irredundant basis of equations.
math.GR2015
Monoid varieties with extreme properties
Marcel Jackson, Edmond W. H. Lee
Finite monoids that generate monoid varieties with uncountably many subvarieties seem rare, and surprisingly, no finite monoid is known to generate a monoid variety with countably…