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    • Morita equivalence of semigroups 

      Afara, Bassima (Heriot-Watt University Mathematics and Computer Science, 2012-12)
      Morita equivalence is a general way of classifying structures by means of their actions that is weaker than isomorphism but at the same time useful. It arose first in the study of unital rings in the 1950’s [35] but has ...