scientific article; zbMATH DE number 6440902

zbMath1324.20042MaRDI QIDQ5253819

Olexandr Ganyushkin, Tetyana V. Turka

Publication date: 28 May 2015

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

zbMATH Keywords

numbers of idempotentssemigroups of correspondences

Mathematics Subject Classification ID

Semigroups of transformations, relations, partitions, etc. (20M20)

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