Idempotent rank in finite full transformation semigroups
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Publication:3483478
DOI10.1017/S0308210500024355zbMath0704.20050MaRDI QIDQ3483478
John M. Howie, Robert B. McFadden
Publication date: 1990
Published in: Proceedings of the Royal Society of Edinburgh: Section A Mathematics (Search for Journal in Brave)
Stirling number of the second kindidempotent rankminimal generating setfull transformation semigroupsemigroup generated by idempotents
Exact enumeration problems, generating functions (05A15) Bell and Stirling numbers (11B73) Semigroups of transformations, relations, partitions, etc. (20M20) Free semigroups, generators and relations, word problems (20M05)
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