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scientific article; zbMATH DE number 6404077 - MaRDI portal

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Publication:5173852

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zbMath1311.20063MaRDI QIDQ5173852

Abdullahi Umar

Publication date: 16 February 2015

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

collapse idempotents height full transformation semigroups nilpotents breadth partial transformation semigroups right waists fix

Mathematics Subject Classification ID

Exact enumeration problems, generating functions (05A15) Factorials, binomial coefficients, combinatorial functions (05A10) Semigroups of transformations, relations, partitions, etc. (20M20) Inverse semigroups (20M18)

Related Items (1)

Fixed points of order-preserving transformations

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