Geodesic
Second centralizers of partial transformations
Czechoslovak Mathematical Journal, Tome 51 (2001) no. 4, pp. 873-888 Cet article a éte moissonné depuis la source Czech Digital Mathematics Library

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Second centralizers of partial transformations on a finite set are determined. In particular, it is shown that the second centralizer of any partial transformation $\alpha $ consists of partial transformations that are locally powers of $\alpha $.
Second centralizers of partial transformations on a finite set are determined. In particular, it is shown that the second centralizer of any partial transformation $\alpha $ consists of partial transformations that are locally powers of $\alpha $.
Classification : 20M20
Keywords: partial transformation; second centralizer 
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Konieczny, Janusz. Second centralizers of partial transformations. Czechoslovak Mathematical Journal, Tome 51 (2001) no. 4, pp. 873-888. http://geodesic.mathdoc.fr/item/CMJ_2001_51_4_a14/

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