On Identity Bases of Exclusion Varieties for Monoids

REFERENCES

• Almeida , J. ( 1994 ). Finite Semigroups and Universal Algebra . Singapore : World Scientific .
   Google Scholar
• Burris , S. , Sankappanavar , H. P. ( 1981 ). A Course in Universal Algebra . New York : Springer Verlag .
   Google Scholar
• Edmunds , C. C. ( 1977 ). On certain finitely based varieties of semigroups . Semigroup Forum 15 : 21 – 39 .
   Google Scholar
• Howie , J. M. ( 1995 ). Fundamentals of Semigroup Theory . Oxford : Clarendon Press .
   Google Scholar
• Lee , E. W. H. ( 2004 ). Identity bases for some non-exact varieties . Semigroup Forum 68 : 445 – 457 .
   Google Scholar
• Lee , E. W. H. ( 2006 ). Subvarieties of the variety generated by the five-element Brandt semigroup . Internat. J. Algebra Comput. 16 : 417 – 441 .
   Google Scholar
• Lee , E. W. H. ( 2007 ). On a simpler basis for the pseudovariety EDS . Semigroup Forum 75 .
   Google Scholar
• Lee , E. W. H. , Volkov , M. V. ( 2007 ). On the structure of the lattice of combinatorial Rees-Sushkevich varieties . In: et al. ., eds. Semigroups and Formal Languages , Singapore : World Scientific .
   Google Scholar
• Communicated by L. Small.
   Google Scholar