Roots, iterations and logarithms of formal automorphisms

C. Praagman

doi:10.1007/BF01840500

Roots, iterations and logarithms of formal automorphisms

C. Praagman

Mathematics and Computer Science

Onderzoeksoutput: Bijdrage aan tijdschrift › Tijdschriftartikel › Academic › peer review

3 Citaten (Scopus)

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In this paper it is proved that having a logarithm is equivalent to having roots of arbitrary order in the group of automorphisms of a formal power series ring, and in algebraic subgroups too.

Originele taal-2	Engels
Pagina's (van-tot)	251-259
Aantal pagina's	9
Tijdschrift	Aequationes Mathematicae
Volume	33
Nummer van het tijdschrift	2-3
DOI's	https://doi.org/10.1007/BF01840500
Status	Gepubliceerd - 1987

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10.1007/BF01840500

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Roots, iterations and logarithms of formal automorphisms

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