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The group generated by Riordan involutions

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Abstract

We prove that any element in the group generated by the Riordan involutions is the product of at most four of them. We also give a description of this subgroup as a semidirect product of a special subgroup of the commutator subgroup and the Klein four-group.

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Acknowledgements

The first and second authors were partially supported by Spanish Goverment grant PGC2018-098321-B-I00.

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Correspondence to Manuel A. Morón.

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Luzón, A., Morón, M.A. & Prieto-Martínez, L.F. The group generated by Riordan involutions. Rev Mat Complut 35, 199–217 (2022). https://doi.org/10.1007/s13163-020-00382-8

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